Geography Set 39 | MROY Class

Geography Set 39 – Questions & Answers

The chain of limestone shoals between Pamban Island off the south-eastern coast of Tamil Nadu and Mannar Island off the north-western coast of Sri Lanka is geographically known as: – Adam’s Bridge (Ram Setu)
The Subarnarekha River is a significant rain-fed river in eastern India. It flows through which of the following groups of states before draining into the Bay of Bengal? – Jharkhand, West Bengal, and Odisha
During the months of October and November, the Indian subcontinent experiences a specific climatological phenomenon known as “October Heat.” Which of the following conditions characterizes this phenomenon? – Clear skies, bright sunshine, high temperatures, and high humidity
Which of the following tree species is the most characteristic and economically important timber-yielding coniferous tree of the Western Himalayas? – Deodar
Dachigam National Park, located near Srinagar in Jammu and Kashmir, is globally renowned for being the exclusive natural habitat of which critically endangered species? – Hangul (Kashmir Stag)
The highly acidic, peaty, and marshy soils found in the low-lying and heavy rainfall areas of the Kottayam and Alappuzha districts in Kerala are locally known by which name? – Kari
In states like West Bengal and Assam, the climatic conditions allow farmers to grow three distinct crops of paddy (rice) in a single agricultural year. Which of the following is NOT one of these three paddy crops? – Zaid
While Neyveli in Tamil Nadu is famous for its massive lignite reserves, which location in Rajasthan is also highly renowned for possessing significant deposits of lignite (brown coal)? – Palana
Mountain railways in India are engineering marvels, some of which are recognized as UNESCO World Heritage Sites. Which of the following is NOT currently recognized under this UNESCO status? – Kangra Valley Railway
The Onge tribe is one of India’s Particularly Vulnerable Tribal Groups (PVTGs), consisting of indigenous hunter-gatherers. To which specific island are they native? – Little Andaman Island
Which highly strategic mountain pass physically connects the Kashmir Valley with the Kargil and Leh regions of Ladakh? – Zoji La
Often referred to as the “Niagara of India” due to its impressive horseshoe shape and immense width during the monsoon season, the Chitrakote Falls is located on which river in Chhattisgarh? – Indravati River
The Kamuthi Solar Power Project is one of the largest single-location solar power plants in the world, with a capacity of 648 MW. In which Indian state is it situated? – Tamil Nadu
The coastal tract of Odisha, stretching primarily between the Subarnarekha River in the north and the Rushikulya River in the south, is geographically referred to as the: – Utkal Plains
While Mahendragiri was historically considered the highest peak of the Eastern Ghats, modern topographical surveys recognize which peak in the Araku Valley of Andhra Pradesh as the highest (1,680 meters)? – Arma Konda (Jindhagada Peak)
Over 98% of India’s total coal reserves are found in the Gondwana rock system. To which geological time span does the formation of this system primarily belong? – Upper Carboniferous to Jurassic
India is globally the largest producer of millets, which are hardy crops that grow well in dry regions. Which state is the absolute largest producer of Bajra (Pearl Millet) in India? – Rajasthan
Which major artificial seaport in Tamil Nadu is famously known as the “Pearl City” due to its historic and lucrative pearl fishing industry in the Gulf of Mannar? – Tuticorin (V.O. Chidambaranar Port)
The Seshachalam Hills, designated as a Biosphere Reserve in 2010, are globally renowned for their endemic stands of Red Sanders (Pterocarpus santalinus) trees. In which state are these hills located? – Andhra Pradesh
In climatic cartography, an isohyet is a specific isoline drawn on a map. What does an isohyet connect? – Points receiving an equal amount of rainfall
Kolleru Lake is one of the largest freshwater lakes in India and a vital Ramsar site. It is uniquely located in a natural depression between the deltas of which two major rivers? – Godavari and Krishna
Manganese is a critical ferro-alloy mineral essential for smelting iron ore and manufacturing steel. Which Indian state currently holds the absolute largest reserves of manganese ore? – Odisha
The Salem Steel Plant is a highly specialized facility renowned for its production of world-class stainless steel and special purpose steels. In which state is it located? – Tamil Nadu
Coral reefs are incredibly fragile marine ecosystems. Which of the following coastal locations in India does NOT naturally harbor coral reef ecosystems due to high siltation and extreme tidal ranges? – Gulf of Khambhat
According to the 2011 Census of India, Mega Cities are defined as Urban Agglomerations (U.A.) with a population exceeding 10 million. Which U.A. recorded the highest population in India? – Greater Mumbai U.A.
The Great Boundary Fault (GBF) is a massive tectonic fracture zone in western India. It physically and geologically separates the ancient Aravalli Range from which other major geological formation? – The Vindhyan System
The Chambal, Sind, Betwa, and Ken rivers originate in the central highlands and flow generally in a northward or northeastward direction. They are all significant right-bank tributaries of which major river system? – Yamuna
Tank irrigation is highly prevalent in Peninsular India because the undulating rocky topography and hard underlying rocks make canal construction and well digging difficult. Which state leads the country in the proportion of its net irrigated area irrigated by tanks? – Tamil Nadu
The Rajasthan Atomic Power Station (RAPS) is one of the oldest and largest nuclear facilities in India, utilizing Pressurized Heavy Water Reactors. Near which city/town is it located? – Rawatbhata
In soil profile development, the ‘A’ horizon (topsoil) is typically characterized by the downward washing out or leaching of soluble minerals and organic matter. This specific geological and pedological process is scientifically termed: – Eluviation

MROY Class

Geography Set 39

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📌 Geography • Indian Geography

Q.1) The chain of limestone shoals between Pamban Island off the south-eastern coast of Tamil Nadu and Mannar Island off the north-western coast of Sri Lanka is geographically known as:

Ans > Adam’s Bridge (Ram Setu)

Explanation: Adam’s Bridge, also known as Ram Setu, is a natural chain of limestone shoals that connects India’s Pamban Island (Rameswaram Island) to Sri Lanka’s Mannar Island. Geological evidence suggests that this bridge is a former land connection between India and Sri Lanka.
Geological Origins: Adam’s Bridge is a linear sequence of coral reefs, sandbanks, and limestone shoals. Geological surveys indicate that this formation was once a continuous landmass that existed during successive ice ages. As global temperatures rose and sea levels increased, the land bridge became submerged, leaving only the shallow shoals visible today.
Cultural Significance: This geographic feature is deeply embedded in Indian cultural and religious history as Ram Setu. According to the ancient Hindu epic, the Ramayana, the bridge was constructed by the Vanara (monkey) army under the command of Lord Rama to cross the ocean into Lanka and rescue Sita from Ravana.
Navigational Impact: The shallow depths of the shoals—often ranging from just 1 to 10 meters—make the waters entirely unnavigable for large commercial ships. Because deep-draft vessels cannot pass through the Palk Strait, they are forced to circumnavigate the entire island of Sri Lanka, increasing transit time and fuel costs.

📌 Geography • River Systems

Q.2) The Subarnarekha River is a significant rain-fed river in eastern India. It flows through which of the following groups of states before draining into the Bay of Bengal?

Ans > Jharkhand, West Bengal, and Odisha

Explanation: The Subarnarekha River originates near Ranchi in Jharkhand. It flows eastward through Jharkhand, briefly passes through the Paschim Medinipur district of West Bengal, and then enters Odisha, finally discharging into the Bay of Bengal near Talsari.
River Origin and Course: Translating to “Streak of Gold,” the Subarnarekha originates near Piska in the Chota Nagpur Plateau of Jharkhand. As it descends from the plateau, it creates spectacular waterfalls, most notably the Hundru Falls, before carving its path through West Bengal and finally draining into the Bay of Bengal in Odisha.
Industrial Significance: The river basin is the lifeblood of eastern India’s heavy industry. It flows directly through mineral-rich belts and major industrial hubs, most famously providing vital water resources for Jamshedpur (Tatanagar), home to some of the country’s earliest and largest steel manufacturing operations.
Environmental Concerns: The river has unfortunately become one of India’s most polluted waterways. Unregulated mining operations—including copper and uranium extraction—along with untreated industrial effluents and urban sewage, have led to severe heavy metal contamination, severely threatening both aquatic life and human populations depending on the river.

📌 Geography • Climatology

Q.3) During the months of October and November, the Indian subcontinent experiences a specific climatological phenomenon known as “October Heat.” Which of the following conditions characterizes this phenomenon?

Ans > Clear skies, bright sunshine, high temperatures, and high humidity

Explanation: The retreat of the southwest monsoon in October clears the skies. The combination of clear skies, bright sunshine, and the moisture still present in the soil leads to a highly oppressive weather condition characterized by high temperature and high humidity, widely known as “October Heat.”
Climatological Mechanism: October Heat marks the transition period between the hot, rainy southwest monsoon season and the cool, dry winter. As the monsoon trough retreats southwards, cloud cover vanishes. The clear skies allow intense solar radiation to hit the ground, causing daytime temperatures to spike sharply after a period of cooling rains.
Humidity and Discomfort: While high temperatures alone are manageable, the ground remains heavily waterlogged from months of monsoon rain. This moisture rapidly evaporates under the hot sun, leading to extreme humidity. The resulting combination of heat and atmospheric moisture makes the weather physically oppressive and exhausting for human beings.
Agricultural Impact: Despite the physical discomfort, this specific weather window is crucial for Indian agriculture. The intense sunshine combined with residual soil moisture creates ideal conditions for the rapid ripening of the Kharif (monsoon) crops, and simultaneously helps dry out the soil just enough for farmers to begin sowing the Rabi (winter) crops.

📌 Geography • Natural Vegetation

Q.4) Which of the following tree species is the most characteristic and economically important timber-yielding coniferous tree of the Western Himalayas?

Ans > Deodar

Explanation: The Deodar (Cedrus deodara) is a species of cedar native to the Western Himalayas. It thrives at altitudes between 1,500 and 3,200 meters and is highly valued for its durable, rot-resistant timber, traditionally used in construction and for railway sleepers.
Botanical Profile: The Deodar (Cedrus deodara) is a massive, evergreen coniferous tree characterized by its drooping branches and needle-like leaves. It forms dense, majestic forests across the Western Himalayas, specifically thriving in states like Himachal Pradesh, Uttarakhand, and Jammu & Kashmir at middle to high altitudes.
Timber Qualities: The wood of the Deodar is exceptionally prized in the timber industry. It is highly valued because it is strong, inherently rot-resistant, and possesses a close grain that takes polish well. Its natural oils also repel insects, making it highly durable even in damp or demanding environments.
Historical and Cultural Uses: Historically, Deodar timber was heavily logged by the British colonial administration to manufacture sleepers for the rapidly expanding Indian railway network. Culturally, the tree holds sacred status; the name “Deodar” is derived from the Sanskrit term Devadaru, which literally translates to “Wood of the Gods,” reflecting its use in building ancient temples.

📌 Geography • Wildlife Conservation

Q.5) Dachigam National Park, located near Srinagar in Jammu and Kashmir, is globally renowned for being the exclusive natural habitat of which critically endangered species?

Ans > Hangul (Kashmir Stag)

Explanation: Dachigam National Park is the last stronghold of the critically endangered Hangul, or Kashmir Stag (Cervus hanglu hanglu). The park’s distinct topography and flora provide the specific environment required for the survival of this red deer species.
Species Classification: The Hangul, or Kashmir Stag, is the only surviving subspecies of the majestic red deer family found in the Indian subcontinent. Characterized by its stunning, multi-tined antlers (which can have up to 11 to 16 points) and brownish-red coat, it is uniquely adapted to the harsh mountain winters.
Conservation Status: The Hangul is currently listed as Critically Endangered by the IUCN. Historically found in an arc from Kashmir to Himachal Pradesh, its population drastically crashed due to habitat destruction, overgrazing by domestic livestock, and illegal poaching. Today, only a few hundred individuals remain in the wild.
Habitat Requirements: Dachigam National Park, which translates to “Ten Villages” (referring to the villages relocated to create the reserve), offers the perfect gradient of altitude. The Hangul exhibits seasonal migration, moving to higher, alpine meadows during the summer months and descending to the protected, lower valleys of Dachigam during the heavy winter snows.

📌 Geography • Soil Geography

Q.6) The highly acidic, peaty, and marshy soils found in the low-lying and heavy rainfall areas of the Kottayam and Alappuzha districts in Kerala are locally known by which name?

Ans > Kari

Explanation: In Kerala, peaty and marshy soils are locally known as ‘Kari’ soils. These soils originate in areas of heavy rainfall and high humidity where organic matter accumulates in large quantities, making them heavy, dark, and highly acidic.
Formation Process: Kari soils are unique peaty soils formed in the highly humid and heavy-rainfall regions of the Kerala backwaters. Because these low-lying areas remain submerged underwater for extended periods, dead plant material and organic matter decompose very slowly under anaerobic (oxygen-poor) conditions, resulting in a dark, heavy, and carbon-rich soil.
Agricultural Challenges: While rich in organic matter, Kari soils pose severe challenges for traditional farming. They are highly acidic and often contain toxic levels of soluble salts and iron. The waterlogged nature of the soil means poor aeration for plant roots, severely limiting the types of crops that can survive without extensive soil modification.
Reclamation and Farming: Despite these immense challenges, local farmers in the Kuttanad region have developed ingenious methods to cultivate Kari soils. Through a complex system of bunds, continuous pumping of water to prevent submergence, and the heavy application of lime to neutralize acidity, they successfully cultivate specialized, salt-tolerant varieties of paddy.

📌 Geography • Agriculture

Q.7) In states like West Bengal and Assam, the climatic conditions allow farmers to grow three distinct crops of paddy (rice) in a single agricultural year. Which of the following is NOT one of these three paddy crops?

Ans > Zaid

Explanation: In the fertile and water-abundant regions of West Bengal and Assam, farmers grow three crops of rice: ‘Aus’ (autumn), ‘Aman’ (winter), and ‘Boro’ (summer). ‘Zaid’ is a broader term for the short summer cropping season in India, not a specific type of paddy.
The Three Seasons of Paddy: In the geographically fertile and water-rich deltas of eastern India, the climate supports continuous rice cultivation. The farmers classify these crops based on the harvest season: ‘Aus’ is harvested in autumn (pre-monsoon sowing), ‘Aman’ is harvested in winter (the main monsoon crop), and ‘Boro’ is harvested in summer (winter sowing).
Geographical Necessity: This intense, triple-cropping system is made possible solely by the region’s specific geography. The presence of immense river systems (like the Ganga and Brahmaputra), massive annual rainfall, high humidity, and deeply fertile alluvial soils allow the land to sustain continuous agricultural output without exhausting soil fertility immediately.
Contrast with Zaid: While Aus, Aman, and Boro refer strictly to the local terminology for seasonal rice crops in eastern India, ‘Zaid’ is a national agricultural classification. The Zaid season is a short window between the Rabi and Kharif seasons (March to June) primarily used across northern and central India to grow watermelons, cucumbers, and fodder crops.

📌 Geography • Mineral Resources

Q.8) While Neyveli in Tamil Nadu is famous for its massive lignite reserves, which location in Rajasthan is also highly renowned for possessing significant deposits of lignite (brown coal)?

Ans > Palana

Explanation: Palana, located in the Bikaner district of Rajasthan, is famous for its high-quality lignite coal deposits. (Zawar is known for zinc/lead, Khetri for copper, and Makrana for marble).
Nature of Lignite Coal: Lignite, commonly referred to as brown coal, is the lowest grade of coal. It is a geologically young coal characterized by a very high moisture content, a brownish color, and a relatively low carbon content (and thus, lower heating value) compared to bituminous coal or anthracite. It is heavily utilized for local thermal power generation.
Rajasthan’s Energy Landscape: While eastern India dominates in high-grade bituminous coal, the discovery of lignite in the desert state of Rajasthan has been an economic game-changer. It provides a crucial, localized energy source that reduces the state’s reliance on importing coal from thousands of kilometers away, thereby stabilizing the regional power grid.
Mining in Palana: The Palana mines, situated in the Bikaner district, are a cornerstone of Rajasthan’s mineral economy. Operations here primarily use open-cast mining techniques. The lignite extracted from Palana and surrounding blocks is immediately fed into nearby pit-head thermal power stations to generate electricity for the state’s growing industrial and domestic needs.

📌 Geography • Transportation

Q.9) Mountain railways in India are engineering marvels, some of which are recognized as UNESCO World Heritage Sites. Which of the following is NOT currently recognized under this UNESCO status?

Ans > Kangra Valley Railway

Explanation: The “Mountain Railways of India” UNESCO World Heritage Site currently comprises three railways: the Darjeeling Himalayan Railway (West Bengal), the Nilgiri Mountain Railway (Tamil Nadu), and the Kalka-Shimla Railway (Himachal Pradesh). The Kangra Valley Railway is currently on the tentative list.
UNESCO Mountain Railways: The “Mountain Railways of India” is a collective UNESCO World Heritage Site that celebrates outstanding examples of hill passenger railways. These railways are globally recognized for their bold, ingenious engineering solutions used to establish effective rail links through rugged, mountainous terrains during the late 19th and early 20th centuries.
Engineering Significance: Each recognized railway features unique mechanical adaptations. The Darjeeling line utilizes complex zig-zags (reverses) and loops to gain altitude; the Nilgiri Mountain Railway employs a rare rack-and-pinion (Abt) system to negotiate extreme gradients; and the Kalka-Shimla line is famous for its staggering number of multi-arch bridges and tunnels.
Status of Kangra Valley Railway: Built in 1929, the Kangra Valley Railway in Himachal Pradesh is the longest narrow-gauge line in the region. Unlike the others, it traverses the sub-Himalayan terrain focusing on valley floors rather than extreme vertical climbs. While culturally and historically vital, it currently remains on UNESCO’s “Tentative List” pending full heritage status.

📌 Geography • Demography

Q.10) The Onge tribe is one of India’s Particularly Vulnerable Tribal Groups (PVTGs), consisting of indigenous hunter-gatherers. To which specific island are they native?

Ans > Little Andaman Island

Explanation: The Onge people are an indigenous Negrito tribe inhabiting the Little Andaman Island. Like other Andamanese tribes, their population is extremely small and strictly protected.
PVTG Classification: The Indian government designates certain groups as Particularly Vulnerable Tribal Groups (PVTGs) if they exhibit a declining or stagnant population, use pre-agricultural levels of technology, possess low literacy rates, and are economically backward. The Onge tribe perfectly fits this criterion, requiring intense governmental protection and welfare measures to prevent extinction.
Anthropological Background: The Onge are part of the broader Negrito ethnic group, believed to be among the earliest anatomically modern human migrants out of Africa, having settled in the Andaman Islands tens of thousands of years ago. They are a semi-nomadic hunter-gatherer society, traditionally relying on hunting wild pigs, catching fish, and gathering forest roots and honey.
Conservation and Threats: Historically, the Onge had absolute domain over Little Andaman Island. However, British colonization, diseases to which they had no immunity, and later settlements of mainland Indians drastically reduced their numbers and territory. Today, their population hovers around just a hundred individuals, restricted to two small protected reserve settlements on the island.

📌 Geography • Strategic Geography

Q.11) Which highly strategic mountain pass physically connects the Kashmir Valley with the Kargil and Leh regions of Ladakh?

Ans > Zoji La

Explanation: Zoji La is a high mountain pass on the Srinagar-Kargil-Leh highway (NH-1). It provides a vital geographical and administrative link between the Kashmir Valley and the Union Territory of Ladakh.
Strategic Location: Situated at an elevation of approximately 3,528 meters (11,575 ft) in the Great Himalayas, Zoji La is often referred to as the “Gateway to Ladakh.” It is the most critical chokepoint on National Highway 1 (NH-1), serving as the primary surface lifeline for civilian transport and military logistics moving from Srinagar into Ladakh.
Winter Challenges and the Z-Morh Tunnel: Historically, heavy snowfall closes the pass for up to six months every winter, effectively cutting off Ladakh from the rest of India by road. To mitigate this, the Government of India is constructing the massive Zoji La Tunnel and Z-Morh Tunnel projects, which will provide all-weather, year-round connectivity to the region.
Historical Context: Zoji La holds immense military significance. During the Indo-Pakistani War of 1947–1948, it was captured by Pakistani-backed raiders. In a daring and unprecedented military maneuver (Operation Bison), the Indian Army deployed light tanks at this extreme altitude—a world first—to recapture the pass and secure Ladakh for India.

📌 Geography • River Systems

Q.12) Often referred to as the “Niagara of India” due to its impressive horseshoe shape and immense width during the monsoon season, the Chitrakote Falls is located on which river in Chhattisgarh?

Ans > Indravati River

Explanation: The Chitrakote Falls is a natural waterfall located on the Indravati River in the Bastar district of Chhattisgarh. Because of its horseshoe shape and immense volume during the monsoons, it is famously dubbed the “Niagara of India.”
Geomorphology and Structure: Chitrakote Falls is a classic example of a block waterfall, where water drops vertically over a broad cliff edge. Located in the Bastar district, the falls plunge approximately 30 meters (98 ft) down a heavily eroded gorge. It holds the distinct title of being the widest waterfall in India.
Monsoon Transformation: The visual character of Chitrakote changes drastically with the seasons. During the dry summer, the river splits into multiple smaller streams trickling over the cliff. However, during the intense southwest monsoon, the Indravati River swells massively, transforming the falls into a continuous, roaring horseshoe shape that dramatically resembles North America’s Niagara Falls.
Eco-Tourism and Culture: The falls are a massive draw for eco-tourism in Chhattisgarh, heavily promoted by the state government. Surrounded by dense, biodiverse forests of the Vindhya Range, the region is also deeply tied to the culture of the local Gond tribal communities, who view the river and the surrounding landscape as spiritually significant.

📌 Geography • Renewable Energy

Q.13) The Kamuthi Solar Power Project is one of the largest single-location solar power plants in the world, with a capacity of 648 MW. In which Indian state is it situated?

Ans > Tamil Nadu

Explanation: The Kamuthi Solar Power Project is a massive solar photovoltaic plant located in Kamuthi, Ramanathapuram district, Tamil Nadu. Dedicated to the nation in 2016, it spans over 2,500 acres.
Project Scale and Execution: Developed and funded by the Adani Group, the Kamuthi Solar Power Project was a monumental engineering feat completed in a record time of just eight months in 2016. Spanning over 2,500 acres, it consists of roughly 2.5 million individual solar modules, making it one of the largest single-site plants globally upon completion.
Solar Capability of Tamil Nadu: The Ramanathapuram district was chosen for a highly specific geographical reason: it receives some of the highest levels of un-interrupted solar radiation in the country, coupled with expansive, flat, semi-arid land. This project cemented Tamil Nadu’s position as a national leader in renewable energy generation, significantly boosting the state’s grid.
Technological Innovations: Maintaining solar efficiency in a dusty environment is challenging. The Kamuthi plant utilizes advanced robotic technology for maintenance; it is equipped with a fleet of automated, water-free robotic cleaning systems that sweep the panels daily, conserving precious local water resources while ensuring maximum photovoltaic efficiency.

📌 Geography • Regional Geography

Q.14) The coastal tract of Odisha, stretching primarily between the Subarnarekha River in the north and the Rushikulya River in the south, is geographically referred to as the:

Ans > Utkal Plains

Explanation: The Utkal Plains form the coastal stretch of Odisha. This region includes the fertile delta of the Mahanadi, Brahmani, and Baitarani rivers, and is bordered by the Bay of Bengal to the east.
Deltaic Formation: The Utkal Plains are essentially an expansive, fertile coastal lowland created by the massive sediment deposits of major eastward-flowing rivers, primarily the Mahanadi, Brahmani, and Baitarani. This coalesced delta system creates a wide, flat topography that is highly conducive to intensive agriculture, particularly rice cultivation, earning it the title of Odisha’s “Rice Bowl.”
Presence of Chilika Lake: A defining geographical feature of the Utkal Plains is the Chilika Lake, located in its southern stretch. It is the largest coastal lagoon in India and the second largest in the world. This brackish water lagoon is a globally important Ramsar wetland, serving as a vital wintering ground for migratory birds.
Cyclonic Vulnerability: Because of its flat topography and direct exposure to the Bay of Bengal, the Utkal Coast is highly vulnerable to severe tropical cyclones and storm surges. Frequent climatic events, such as the devastating 1999 Odisha Super Cyclone, continually reshape the coastal geomorphology and pose ongoing challenges to local infrastructure and farming.

📌 Geography • Mountain Ranges

Q.15) While Mahendragiri was historically considered the highest peak of the Eastern Ghats, modern topographical surveys recognize which peak in the Araku Valley of Andhra Pradesh as the highest (1,680 meters)?

Ans > Arma Konda (Jindhagada Peak)

Explanation: Arma Konda (also known as Jindhagada Peak or Sitamma Konda), located in the Madugula Konda sub-range of the Eastern Ghats in Andhra Pradesh, is currently recognized as the highest peak in the Eastern Ghats, standing at 1,680 meters.
Geography of the Eastern Ghats: Unlike the continuous and towering Western Ghats, the Eastern Ghats are a discontinuous, heavily eroded range of lower mountains running parallel to the Bay of Bengal. They are dissected by major peninsular rivers like the Godavari and Krishna, making it difficult to pinpoint a single dominant ridge or peak historically.
Evolution of Topographical Data: For decades, older geography textbooks cited Mahendragiri in Odisha (1,501 meters) as the highest peak. However, advanced satellite mapping and modern topographical surveys conducted by the Survey of India confirmed that Arma Konda (Jindhagada Peak), towering at 1,680 meters in the Madugula Konda sub-range, is actually the highest point.
Tribal Culture of Araku: Located in the scenic Araku Valley region, the slopes around Arma Konda are inhabited by several indigenous tribal communities. The region is famous for its unique agro-climatic conditions, which the tribal farmers utilize to cultivate high-quality, shade-grown Arabica coffee, known globally as “Araku Valley Coffee.”

📌 Geography • Geological Structure

Q.16) Over 98% of India’s total coal reserves are found in the Gondwana rock system. To which geological time span does the formation of this system primarily belong?

Ans > Upper Carboniferous to Jurassic

Explanation: The Gondwana rock system was formed during the Upper Carboniferous, Permian, Triassic, and Jurassic periods. The vast coal beds of India were primarily laid down in the Permo-Carboniferous periods of this era.
The Gondwana Supercontinent: The name “Gondwana” is derived from the Gond region of central India, where these specific rock formations were first studied. Geologically, these rocks correspond to a time when India was physically attached to South America, Africa, Antarctica, and Australia, forming the massive southern supercontinent known as Gondwanaland.
Permo-Carboniferous Era: The bulk of India’s commercially viable coal was laid down approximately 250 to 300 million years ago. During this period, the Indian landmass experienced vast, luxuriant forest growth in swampy river valleys. Geological tectonic shifts buried these ancient forests under layers of sediment, initiating the slow carbonization process that created coal.
Economic Backbone of India: The Gondwana rock system is the absolute powerhouse of the Indian economy. Concentrated primarily in the Damodar, Mahanadi, and Godavari river valleys across states like Jharkhand, Odisha, and Chhattisgarh, this coal provides the primary fuel for India’s massive thermal power grid and heavily supports the metallurgical and steel industries.

📌 Geography • Agriculture

Q.17) India is globally the largest producer of millets, which are hardy crops that grow well in dry regions. Which state is the absolute largest producer of Bajra (Pearl Millet) in India?

Ans > Rajasthan

Explanation: Rajasthan is the largest producer of Bajra in India. The crop is highly drought-resistant and thrives in the arid and semi-arid sandy soils of western and central Rajasthan.
Millet Hardiness (C4 Plant): Bajra, or Pearl Millet, is a highly resilient C4 plant, a botanical classification meaning it performs photosynthesis extremely efficiently even under high heat and intense light. It possesses a deep root system and requires a fraction of the water needed by rice or wheat, making it the ultimate survival crop for arid regions.
Rajasthan’s Agro-Climatic Zones: The western and central regions of Rajasthan, heavily influenced by the Thar Desert, feature sandy soils with poor nutrient retention and erratic, scanty rainfall. Bajra is uniquely suited for this harsh agro-climatic zone, allowing local farmers to secure a reliable harvest where virtually no other staple cereal could survive.
Nutritional Security: Beyond its agricultural resilience, Bajra is a nutritional powerhouse. It is naturally gluten-free and possesses higher levels of protein, dietary fiber, iron, and essential minerals than polished rice or wheat. Recognizing this, the Indian government heavily promoted it during the recent UN-declared “International Year of Millets” to combat malnutrition.

📌 Geography • Ports & Harbours

Q.18) Which major artificial seaport in Tamil Nadu is famously known as the “Pearl City” due to its historic and lucrative pearl fishing industry in the Gulf of Mannar?

Ans > Tuticorin (V.O. Chidambaranar Port)

Explanation: Tuticorin, officially known as Thoothukudi, is a major port city in Tamil Nadu. It is traditionally known as the “Pearl City” because of the historic pearl fishing carried out in the shallow waters of the Gulf of Mannar.
Pearl Fishing History: For centuries, stretching back to the era of the Pandya Dynasty, Tuticorin was the epicenter of a highly lucrative global pearl trade. Traditional divers would free-dive into the shallow, clear, and warm waters of the Gulf of Mannar to harvest pearl-bearing oysters, drawing merchants from the Roman Empire and the Arab world.
Strategic Port Location: Geographically sheltered from the intense cyclonic storms of the Bay of Bengal by the island of Sri Lanka, Tuticorin provides a safe, all-weather artificial harbor. Rechristened as V.O. Chidambaranar Port, it serves as a critical southern maritime gateway, handling massive volumes of coal, container traffic, and agricultural exports.
Modern Industrialization: While the ancient pearl fisheries have largely ceased due to overexploitation and ecological changes, the city has successfully pivoted. Today, it is a bustling industrial hub known for large-scale thermal power stations, copper smelting, chemical manufacturing, and producing a massive percentage of India’s commercial sea salt.

📌 Geography • Biosphere Reserves

Q.19) The Seshachalam Hills, designated as a Biosphere Reserve in 2010, are globally renowned for their endemic stands of Red Sanders (Pterocarpus santalinus) trees. In which state are these hills located?

Ans > Andhra Pradesh

Explanation: The Seshachalam Hills are part of the Eastern Ghats in southern Andhra Pradesh (spanning the Chittoor and Cuddapah districts). They are a protected biosphere reserve famous for their rare Red Sanders forests.
Endemism of Red Sanders: Red Sanders (Pterocarpus santalinus) is an extremely rare and valuable tree species that is strictly endemic to the Seshachalam, Veligonda, and Palakonda ranges of the Eastern Ghats. It requires a highly specific micro-climate—dry, hot conditions over quartzite and shale rocky soils—which cannot be easily replicated elsewhere in the world.
Biosphere Reserve Status: Recognizing the immense ecological value and extreme fragility of this habitat, the Indian Government designated the Seshachalam Hills as the first Biosphere Reserve in Andhra Pradesh in 2010. The reserve is characterized by deep gorges, rugged terrain, and stunning waterfalls like Talakona, supporting diverse flora and fauna beyond the famous trees.
Smuggling and Protection: Red Sanders wood is globally coveted, particularly in East Asian markets (like China and Japan), for making premium traditional musical instruments, luxury furniture, and herbal medicines. Because of its astronomical black-market price, the forests suffer from rampant, organized illegal smuggling, forcing the state to deploy specialized armed task forces for protection.

📌 Geography • Cartography

Q.20) In climatic cartography, an isohyet is a specific isoline drawn on a map. What does an isohyet connect?

Ans > Points receiving an equal amount of rainfall

Explanation: An isohyet (or isohyetal line) is a line on a map that connects points having the same amount of precipitation (rainfall) over a given period or for a specific storm.
Isolines in Geography: In cartography, isolines are lines drawn on a map to connect points of equal value for a specific variable. For example, isotherms connect equal temperature, isobars connect equal pressure, and contours connect equal elevation. Isohyets specifically map the spatial distribution of precipitation across a geographical area.
Importance in Agrometeorology: Isohyetal maps are absolutely critical tools for agricultural planning in India. By analyzing the spacing and patterns of isohyets, meteorologists and agronomists can clearly define arid, semi-arid, and humid zones. This data dictates regional crop selection, determining where water-intensive crops like rice can be planted versus drought-resistant millets.
Climatological Mapping: The density of isohyets on a map indicates the rate of change in rainfall. For instance, on the western slopes of the Western Ghats, isohyets are drawn very close together, illustrating a rapid decrease in rainfall as one moves from the windward coastal side to the leeward rain-shadow region of the Deccan Plateau.

📌 Geography • Lakes & Wetlands

Q.21) Kolleru Lake is one of the largest freshwater lakes in India and a vital Ramsar site. It is uniquely located in a natural depression between the deltas of which two major rivers?

Ans > Godavari and Krishna

Explanation: Kolleru Lake is situated in Andhra Pradesh, perfectly positioned in the natural depression formed between the massive alluvial deltas of the Godavari and Krishna rivers.
Deltaic Depression: Kolleru Lake is a unique geographical formation. Over millions of years, the Godavari and Krishna rivers deposited massive amounts of silt, pushing the coastline outward. A natural, shallow depression was left behind between their sprawling, coalesced deltas, eventually filling with freshwater to create Kolleru Lake in Andhra Pradesh.
Ramsar Convention Status: The lake is a wetland of international importance under the Ramsar Convention. It serves as an absolutely vital foraging and roosting ground for hundreds of thousands of migratory birds navigating the Central Asian Flyway. During the winter, it hosts massive flocks of Grey Pelicans, Painted Storks, and various duck species.
Ecological Degradation: Despite its protected status, Kolleru faces extreme ecological threats. The lake’s size has shrunk drastically due to illegal encroachment by commercial aquaculture (shrimp and fish ponds). Furthermore, agricultural runoff loaded with fertilizers and pesticides from the surrounding delta has led to severe eutrophication, choking the lake with invasive weeds.

📌 Geography • Mineral Resources

Q.22) Manganese is a critical ferro-alloy mineral essential for smelting iron ore and manufacturing steel. Which Indian state currently holds the absolute largest reserves of manganese ore?

Ans > Odisha

Explanation: While states like Madhya Pradesh and Maharashtra are major producers, Odisha holds the largest absolute reserves of manganese ore in the country, highly concentrated in the Keonjhar, Sundargarh, and Bonai districts.
Uses of Manganese: Manganese is an irreplaceable ferro-alloy used in the metallurgy industry. Adding manganese to iron removes impurities like sulfur and oxygen during the smelting process. More importantly, it dramatically increases the tensile strength, toughness, and resistance to wear and tear of the final steel product, making it vital for construction and machinery.
Geological Formations in Odisha: Odisha boasts the lion’s share (roughly 44%) of India’s total manganese reserves. These deposits are geologically associated with the ancient Dharwar rock system. The major mining belts are highly concentrated in a central strip running through the districts of Sundargarh, Keonjhar, and Koraput.
Industrial and Export Dynamics: Because Odisha is also a massive producer of iron ore, the co-location of manganese reserves has allowed the state to develop a hyper-efficient, localized steel-making ecosystem. Besides domestic consumption by steel giants, high-grade manganese ore from Odisha is also heavily exported to countries like Japan through ports like Paradip.

📌 Geography • Industries

Q.23) The Salem Steel Plant is a highly specialized facility renowned for its production of world-class stainless steel and special purpose steels. In which state is it located?

Ans > Tamil Nadu

Explanation: The Salem Steel Plant, a unit of the Steel Authority of India Limited (SAIL), is located in Salem, Tamil Nadu. It pioneers the production of high-grade stainless steel used in coins, utensils, and advanced engineering applications.
SAIL’s Specialized Role: While most major steel plants in India (like Bhilai or Bokaro) focus on bulk production of mild structural steel, the Salem Steel Plant, operated by the Steel Authority of India Limited (SAIL), occupies a specialized niche. It was specifically established to pioneer the complex manufacturing of high-grade, cold-rolled stainless steel.
Stainless Steel Metallurgy: The plant produces premium steel that requires precise metallurgical alloying with elements like chromium and nickel to prevent corrosion and rust. Its products are globally recognized for their immaculate surface finish, heavily utilized in manufacturing domestic utensils, industrial dairy equipment, surgical instruments, and the blank planchets used by the Indian Mint for coins.
Industrial Ecosystem in Salem: The city of Salem in Tamil Nadu was chosen for this plant due to the historical availability of local iron ore (at Kanjamalai) and limestone. Over the decades, the presence of the SAIL plant has catalyzed the growth of hundreds of downstream manufacturing and fabrication units, making Salem a major industrial hub.

📌 Geography • Marine Ecosystems

Q.24) Coral reefs are incredibly fragile marine ecosystems. Which of the following coastal locations in India does NOT naturally harbor coral reef ecosystems due to high siltation and extreme tidal ranges?

Ans > Gulf of Khambhat

Explanation: Coral reefs require clear, warm, and sunlit waters. The Gulf of Khambhat in Gujarat experiences massive riverine discharge (from the Narmada and Tapi), high siltation, and extreme tidal fluctuations, making it completely unsuitable for coral growth.
Requirements for Corals: Coral polyps have highly specific environmental thresholds for survival. They require warm water (typically between 20°C and 28°C), shallow depths to allow sunlight penetration for their symbiotic algae (zooxanthellae) to photosynthesize, and crucially, crystal-clear, sediment-free water, as suspended silt can literally smother and kill the coral colonies.
Estuarine Dynamics of Khambhat: The Gulf of Khambhat utterly fails these requirements. It acts as a massive funnel for several large peninsular rivers, including the Narmada, Tapi, Mahi, and Sabarmati. These rivers discharge millions of tons of muddy silt into the gulf annually, rendering the water completely opaque and choking any potential coral growth.
Tidal Power Potential: While useless for corals, the unique V-shaped geography of the Gulf of Khambhat amplifies the ocean’s tides, resulting in some of the highest tidal ranges in the world (up to 10 meters). This extreme tidal fluctuation makes it India’s most promising, yet largely untapped, site for generating renewable tidal energy.

📌 Geography • Urban Geography

Q.25) According to the 2011 Census of India, Mega Cities are defined as Urban Agglomerations (U.A.) with a population exceeding 10 million. Which U.A. recorded the highest population in India?

Ans > Greater Mumbai U.A.

Explanation: In the 2011 Census, the Greater Mumbai Urban Agglomeration was the most populous in India (approx. 18.4 million), closely followed by the Delhi U.A. (approx. 16.3 million).
Urban Agglomeration Definition: In Indian census terminology, an Urban Agglomeration (U.A.) is a continuous urban spread constituting a primary town and its adjoining outgrowths (OGs), or two or more physically contiguous towns together. It accounts for the reality that a city’s functional population expands far beyond its official municipal boundaries into surrounding suburbs.
Migration Dynamics: The Greater Mumbai U.A. emerged as the most populous primarily due to relentless, decades-long inward migration. As the financial and commercial capital of India, it attracts millions of individuals from rural areas across the country seeking better employment, fueling massive, dense suburban expansion into areas like Thane and Navi Mumbai.
Infrastructure Strain: Holding over 18.4 million people in a geographically constrained, peninsular landmass has created unparalleled infrastructural stress. The population density results in severe housing shortages, giving rise to sprawling informal settlements (slums like Dharavi) and placing immense pressure on the city’s heavily utilized suburban railway network and municipal water supplies.

📌 Geography • Geological Faults

Q.26) The Great Boundary Fault (GBF) is a massive tectonic fracture zone in western India. It physically and geologically separates the ancient Aravalli Range from which other major geological formation?

Ans > The Vindhyan System

Explanation: The Great Boundary Fault (GBF) in Rajasthan represents a major zone of tectonic dislocation that effectively separates the ancient Aravalli rock systems to the west from the younger Vindhyan sedimentary basin to the east.
Tectonic History: The Great Boundary Fault is a massive, deep-seated tectonic fracture stretching over 400 kilometers through southeastern Rajasthan. It was formed millions of years ago due to intense tectonic stress within the Indian plate, resulting in a dramatic geological fault where adjacent land masses violently slipped and ground past one another.
Aravalli vs. Vindhyan: The fault serves as a sharp, visible geological dividing line. To its west lie the highly metamorphosed, rugged, and ancient rocks of the Aravalli Range (one of the oldest fold mountains in the world). Immediately to its east lie the relatively younger, horizontally bedded sedimentary rocks (like sandstone and limestone) of the Vindhyan System.
Geological Visibility: The impact of the GBF is vividly clear in the regional topography and river drainage patterns. The fault line has created distinct scarps and ridges that heavily influence the flow of the Chambal River and its tributaries. It is a prime site for geologists studying the structural evolution of the Indian subcontinent.

📌 Geography • River Systems

Q.27) The Chambal, Sind, Betwa, and Ken rivers originate in the central highlands and flow generally in a northward or northeastward direction. They are all significant right-bank tributaries of which major river system?

Ans > Yamuna

Explanation: The Chambal, Sind, Betwa, and Ken are vital peninsular rivers that drain the Malwa and Bundelkhand plateaus. They all flow northwards and join the Yamuna River on its right bank before the Yamuna itself merges with the Ganga at Prayagraj.
Malwa Plateau Drainage: These four rivers originate in the elevated central highlands, primarily the Malwa and Bundelkhand plateaus in Madhya Pradesh. Because the regional geological tilt of this plateau system is sharply toward the north and northeast, these rivers carve deep valleys northward before finally emptying into the Yamuna.
Right-Bank vs. Left-Bank: In hydrology, river banks are defined by facing downstream. As the Yamuna flows southeast toward Prayagraj, these central highland rivers join it from the south, making them right-bank tributaries. They contribute a massive volume of water to the Yamuna, significantly swelling it before its confluence with the Ganga.
River Linking Projects: These rivers are currently the focus of India’s ambitious National Perspective Plan for river linking. The Ken-Betwa Link Project, specifically, aims to transfer surplus water from the Ken basin to the drought-prone Betwa basin to irrigate the parched agricultural lands of the Bundelkhand region spanning Madhya Pradesh and Uttar Pradesh.

📌 Geography • Irrigation

Q.28) Tank irrigation is highly prevalent in Peninsular India because the undulating rocky topography and hard underlying rocks make canal construction and well digging difficult. Which state leads the country in the proportion of its net irrigated area irrigated by tanks?

Ans > Tamil Nadu

Explanation: Tamil Nadu (and parts of neighboring Andhra Pradesh) rely heavily on tank irrigation. The natural depressions in the rocky Deccan plateau are used to capture rainwater during the monsoons for use during dry spells.
Peninsular Topography: Unlike the soft, deep alluvial soils of Northern India, the Deccan Plateau consists of hard, impenetrable crystalline and igneous rocks. This geology prevents water from percolating deep into the ground, making tube-wells largely unviable. Additionally, the undulating, rocky terrain makes the extensive excavation of traditional canal systems physically difficult and expensive.
Historical Tank Systems: To adapt, the region developed an indigenous “tank” system—essentially building earthen dams across natural topographic depressions to capture surface runoff during the erratic monsoons. This is a deeply historical practice; ancient dynasties like the Cholas and Pandyas constructed thousands of these interconnected cascade tanks (called Eris in Tamil) to sustain agriculture.
Groundwater Recharge: Beyond providing immediate surface water for paddy cultivation during dry months, these tanks play a critical, invisible ecological role. The water pooled in these wide, shallow reservoirs slowly seeps through the fractured upper layers of rock, continuously recharging the localized shallow aquifers that village communities depend on for drinking water.

📌 Geography • Energy Resources

Q.29) The Rajasthan Atomic Power Station (RAPS) is one of the oldest and largest nuclear facilities in India, utilizing Pressurized Heavy Water Reactors. Near which city/town is it located?

Ans > Rawatbhata

Explanation: The Rajasthan Atomic Power Station (RAPS) is located at Rawatbhata in the Chittorgarh district of Rajasthan, near the Rana Pratap Sagar Dam on the Chambal River.
Indo-Canadian Cooperation: Established in the 1970s, the Rajasthan Atomic Power Station (RAPS) was India’s first nuclear power plant to utilize Pressurized Heavy Water Reactor (PHWR) technology. It was initially built in close collaboration with Canada, utilizing the famous CANDU (Canada Deuterium Uranium) reactor design, laying the technological foundation for India’s domestic nuclear program.
PHWR Technology: Unlike conventional Light Water Reactors, PHWRs use natural, unenriched uranium as fuel and heavy water (deuterium oxide) as both the coolant and the neutron moderator. This specific technology was strategically chosen by Indian scientists because India possesses abundant natural uranium and thorium reserves, but lacked the complex enrichment facilities required for other reactor types.
Water Sourcing: Nuclear reactors require massive amounts of continuous water for cooling. RAPS was strategically situated at Rawatbhata primarily to utilize the massive reservoir created by the Rana Pratap Sagar Dam on the Chambal River, ensuring a guaranteed, year-round supply of cooling water in an otherwise arid state.

📌 Geography • Soil Geography

Q.30) In soil profile development, the ‘A’ horizon (topsoil) is typically characterized by the downward washing out or leaching of soluble minerals and organic matter. This specific geological and pedological process is scientifically termed:

Ans > Eluviation

Explanation: Eluviation is the transport of soil material from upper layers of soil to lower levels by downward precipitation of water across soil horizons. The accumulation of this leached material in the lower layers (usually the ‘B’ horizon) is called illuviation.
Pedology Basics (A/B Horizons): In soil science (pedology), a soil profile is divided into distinct vertical layers called horizons. The ‘A’ horizon is the upper topsoil exposed to direct rainfall. As rainwater percolates downwards through this layer by gravity, it physically and chemically strips away fine clay particles, organic matter, and soluble minerals.
Eluviation vs. Illuviation: It is vital to distinguish between the two mechanisms. Eluviation (from Latin meaning “to wash out”) is the process of removal or exiting of materials from the upper ‘A’ horizon. Conversely, Illuviation is the process of accumulation or washing into the lower ‘B’ horizon, where those leached materials are finally deposited.
Impact on Agriculture: In regions experiencing very heavy and continuous rainfall, eluviation happens at an accelerated rate. This intense leaching rapidly depletes the topsoil of essential agricultural nutrients (like calcium and potassium), leaving behind an acidic, impoverished surface layer (often rich in iron/aluminum oxides) that requires heavy fertilization to remain agriculturally productive.

📌 Quick Summary — Geography Set 39

Adam’s Bridge: Connects Pamban Island (India) and Mannar Island (Sri Lanka).
Subarnarekha River: Flows through Jharkhand, West Bengal, and Odisha.
October Heat: Characterized by clear skies, high temperatures, and high humidity.
Deodar: Economically important timber-yielding coniferous tree of Western Himalayas.
Dachigam National Park: Natural habitat of the critically endangered Hangul.
Kari Soils: Peaty and marshy soils in Kottayam and Alappuzha, Kerala.
Paddy Crops (Bengal/Assam): Aus, Aman, and Boro (Zaid is a separate season).
Palana (Rajasthan): Renowned for significant deposits of lignite coal.
Mountain Railways: Kangra Valley Railway is not yet a UNESCO World Heritage Site.
Onge Tribe: PVTG indigenous hunter-gatherers native to Little Andaman Island.
Zoji La Pass: Connects the Kashmir Valley with Kargil and Leh.
Chitrakote Falls: “Niagara of India” located on the Indravati River.
Kamuthi Solar Project: 648 MW solar plant situated in Tamil Nadu.
Utkal Plains: Coastal tract of Odisha between Subarnarekha and Rushikulya rivers.
Arma Konda: Highest peak of the Eastern Ghats at 1,680 meters.
Gondwana System: Contains over 98% of India’s coal reserves (Upper Carboniferous to Jurassic).
Bajra (Pearl Millet): Rajasthan is the largest producer in India.
Tuticorin Port: “Pearl City” major artificial seaport in Tamil Nadu.
Seshachalam Hills: Biosphere Reserve in Andhra Pradesh famous for Red Sanders.
Isohyet: Cartographic isoline connecting points of equal rainfall.
Kolleru Lake: Ramsar site located between Godavari and Krishna river deltas.
Manganese Ore: Odisha holds the largest absolute reserves in India.
Salem Steel Plant: Renowned for stainless steel production, located in Tamil Nadu.
Gulf of Khambhat: Lacks coral reefs due to high siltation and extreme tidal ranges.
Mega Cities (2011): Greater Mumbai U.A. recorded the highest population.
Great Boundary Fault: Separates the Aravalli Range from the Vindhyan System.
Yamuna Tributaries: Chambal, Sind, Betwa, and Ken are major right-bank tributaries.
Tank Irrigation: Tamil Nadu leads in the proportion of net irrigated area by tanks.
RAPS (Rajasthan): Nuclear facility located at Rawatbhata.
Eluviation: Downward leaching of soluble minerals and organic matter in topsoil.

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Geography Set 39

Q.1) The chain of limestone shoals between Pamban Island off the south-eastern coast of Tamil Nadu and Mannar Island off the north-western coast of Sri Lanka is geographically known as:

Q.2) The Subarnarekha River is a significant rain-fed river in eastern India. It flows through which of the following groups of states before draining into the Bay of Bengal?

Q.3) During the months of October and November, the Indian subcontinent experiences a specific climatological phenomenon known as “October Heat.” Which of the following conditions characterizes this phenomenon?

Q.4) Which of the following tree species is the most characteristic and economically important timber-yielding coniferous tree of the Western Himalayas?

Q.5) Dachigam National Park, located near Srinagar in Jammu and Kashmir, is globally renowned for being the exclusive natural habitat of which critically endangered species?

Q.6) The highly acidic, peaty, and marshy soils found in the low-lying and heavy rainfall areas of the Kottayam and Alappuzha districts in Kerala are locally known by which name?

Q.7) In states like West Bengal and Assam, the climatic conditions allow farmers to grow three distinct crops of paddy (rice) in a single agricultural year. Which of the following is NOT one of these three paddy crops?

Q.8) While Neyveli in Tamil Nadu is famous for its massive lignite reserves, which location in Rajasthan is also highly renowned for possessing significant deposits of lignite (brown coal)?

Q.9) Mountain railways in India are engineering marvels, some of which are recognized as UNESCO World Heritage Sites. Which of the following is NOT currently recognized under this UNESCO status?

Q.10) The Onge tribe is one of India’s Particularly Vulnerable Tribal Groups (PVTGs), consisting of indigenous hunter-gatherers. To which specific island are they native?

Q.11) Which highly strategic mountain pass physically connects the Kashmir Valley with the Kargil and Leh regions of Ladakh?

Q.12) Often referred to as the “Niagara of India” due to its impressive horseshoe shape and immense width during the monsoon season, the Chitrakote Falls is located on which river in Chhattisgarh?

Q.13) The Kamuthi Solar Power Project is one of the largest single-location solar power plants in the world, with a capacity of 648 MW. In which Indian state is it situated?

Q.14) The coastal tract of Odisha, stretching primarily between the Subarnarekha River in the north and the Rushikulya River in the south, is geographically referred to as the:

Q.15) While Mahendragiri was historically considered the highest peak of the Eastern Ghats, modern topographical surveys recognize which peak in the Araku Valley of Andhra Pradesh as the highest (1,680 meters)?

Q.16) Over 98% of India’s total coal reserves are found in the Gondwana rock system. To which geological time span does the formation of this system primarily belong?

Q.17) India is globally the largest producer of millets, which are hardy crops that grow well in dry regions. Which state is the absolute largest producer of Bajra (Pearl Millet) in India?

Q.18) Which major artificial seaport in Tamil Nadu is famously known as the “Pearl City” due to its historic and lucrative pearl fishing industry in the Gulf of Mannar?

Q.19) The Seshachalam Hills, designated as a Biosphere Reserve in 2010, are globally renowned for their endemic stands of Red Sanders (Pterocarpus santalinus) trees. In which state are these hills located?

Q.20) In climatic cartography, an isohyet is a specific isoline drawn on a map. What does an isohyet connect?

Q.21) Kolleru Lake is one of the largest freshwater lakes in India and a vital Ramsar site. It is uniquely located in a natural depression between the deltas of which two major rivers?

Q.22) Manganese is a critical ferro-alloy mineral essential for smelting iron ore and manufacturing steel. Which Indian state currently holds the absolute largest reserves of manganese ore?

Q.23) The Salem Steel Plant is a highly specialized facility renowned for its production of world-class stainless steel and special purpose steels. In which state is it located?

Q.24) Coral reefs are incredibly fragile marine ecosystems. Which of the following coastal locations in India does NOT naturally harbor coral reef ecosystems due to high siltation and extreme tidal ranges?

Q.25) According to the 2011 Census of India, Mega Cities are defined as Urban Agglomerations (U.A.) with a population exceeding 10 million. Which U.A. recorded the highest population in India?

Q.26) The Great Boundary Fault (GBF) is a massive tectonic fracture zone in western India. It physically and geologically separates the ancient Aravalli Range from which other major geological formation?

Q.27) The Chambal, Sind, Betwa, and Ken rivers originate in the central highlands and flow generally in a northward or northeastward direction. They are all significant right-bank tributaries of which major river system?

Q.28) Tank irrigation is highly prevalent in Peninsular India because the undulating rocky topography and hard underlying rocks make canal construction and well digging difficult. Which state leads the country in the proportion of its net irrigated area irrigated by tanks?

Q.29) The Rajasthan Atomic Power Station (RAPS) is one of the oldest and largest nuclear facilities in India, utilizing Pressurized Heavy Water Reactors. Near which city/town is it located?

Q.30) In soil profile development, the ‘A’ horizon (topsoil) is typically characterized by the downward washing out or leaching of soluble minerals and organic matter. This specific geological and pedological process is scientifically termed:

📌 Quick Summary — Geography Set 39

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Q.1) The chain of limestone shoals between Pamban Island off the south-eastern coast of Tamil Nadu and Mannar Island off the north-western coast of Sri Lanka is geographically known as:

Q.2) The Subarnarekha River is a significant rain-fed river in eastern India. It flows through which of the following groups of states before draining into the Bay of Bengal?

Q.3) During the months of October and November, the Indian subcontinent experiences a specific climatological phenomenon known as “October Heat.” Which of the following conditions characterizes this phenomenon?

Q.4) Which of the following tree species is the most characteristic and economically important timber-yielding coniferous tree of the Western Himalayas?

Q.5) Dachigam National Park, located near Srinagar in Jammu and Kashmir, is globally renowned for being the exclusive natural habitat of which critically endangered species?

Q.6) The highly acidic, peaty, and marshy soils found in the low-lying and heavy rainfall areas of the Kottayam and Alappuzha districts in Kerala are locally known by which name?

Q.7) In states like West Bengal and Assam, the climatic conditions allow farmers to grow three distinct crops of paddy (rice) in a single agricultural year. Which of the following is NOT one of these three paddy crops?

Q.8) While Neyveli in Tamil Nadu is famous for its massive lignite reserves, which location in Rajasthan is also highly renowned for possessing significant deposits of lignite (brown coal)?

Q.9) Mountain railways in India are engineering marvels, some of which are recognized as UNESCO World Heritage Sites. Which of the following is NOT currently recognized under this UNESCO status?

Q.10) The Onge tribe is one of India’s Particularly Vulnerable Tribal Groups (PVTGs), consisting of indigenous hunter-gatherers. To which specific island are they native?

Q.11) Which highly strategic mountain pass physically connects the Kashmir Valley with the Kargil and Leh regions of Ladakh?

Q.12) Often referred to as the “Niagara of India” due to its impressive horseshoe shape and immense width during the monsoon season, the Chitrakote Falls is located on which river in Chhattisgarh?

Q.13) The Kamuthi Solar Power Project is one of the largest single-location solar power plants in the world, with a capacity of 648 MW. In which Indian state is it situated?

Q.14) The coastal tract of Odisha, stretching primarily between the Subarnarekha River in the north and the Rushikulya River in the south, is geographically referred to as the:

Q.15) While Mahendragiri was historically considered the highest peak of the Eastern Ghats, modern topographical surveys recognize which peak in the Araku Valley of Andhra Pradesh as the highest (1,680 meters)?

Q.16) Over 98% of India’s total coal reserves are found in the Gondwana rock system. To which geological time span does the formation of this system primarily belong?

Q.17) India is globally the largest producer of millets, which are hardy crops that grow well in dry regions. Which state is the absolute largest producer of Bajra (Pearl Millet) in India?

Q.18) Which major artificial seaport in Tamil Nadu is famously known as the “Pearl City” due to its historic and lucrative pearl fishing industry in the Gulf of Mannar?

Q.19) The Seshachalam Hills, designated as a Biosphere Reserve in 2010, are globally renowned for their endemic stands of Red Sanders (Pterocarpus santalinus) trees. In which state are these hills located?

Q.20) In climatic cartography, an isohyet is a specific isoline drawn on a map. What does an isohyet connect?

Q.21) Kolleru Lake is one of the largest freshwater lakes in India and a vital Ramsar site. It is uniquely located in a natural depression between the deltas of which two major rivers?

Q.22) Manganese is a critical ferro-alloy mineral essential for smelting iron ore and manufacturing steel. Which Indian state currently holds the absolute largest reserves of manganese ore?

Q.23) The Salem Steel Plant is a highly specialized facility renowned for its production of world-class stainless steel and special purpose steels. In which state is it located?

Q.24) Coral reefs are incredibly fragile marine ecosystems. Which of the following coastal locations in India does NOT naturally harbor coral reef ecosystems due to high siltation and extreme tidal ranges?

Q.25) According to the 2011 Census of India, Mega Cities are defined as Urban Agglomerations (U.A.) with a population exceeding 10 million. Which U.A. recorded the highest population in India?

Q.26) The Great Boundary Fault (GBF) is a massive tectonic fracture zone in western India. It physically and geologically separates the ancient Aravalli Range from which other major geological formation?

Q.27) The Chambal, Sind, Betwa, and Ken rivers originate in the central highlands and flow generally in a northward or northeastward direction. They are all significant right-bank tributaries of which major river system?

Q.28) Tank irrigation is highly prevalent in Peninsular India because the undulating rocky topography and hard underlying rocks make canal construction and well digging difficult. Which state leads the country in the proportion of its net irrigated area irrigated by tanks?

Q.29) The Rajasthan Atomic Power Station (RAPS) is one of the oldest and largest nuclear facilities in India, utilizing Pressurized Heavy Water Reactors. Near which city/town is it located?

Q.30) In soil profile development, the ‘A’ horizon (topsoil) is typically characterized by the downward washing out or leaching of soluble minerals and organic matter. This specific geological and pedological process is scientifically termed:

📌 Quick Summary — Geography Set 39

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