Geography Set 15
🔍
📌 Himalayan Flora • Economic Geography
Q.1) The twigs of the White Willow (Salix Alba) tree, found in the north-western Himalayas and the Kashmir Valley, are traditionally used for making:
Ans > (B) Baskets
- Explanation: It is a small tree found in north-western Himalayas including the Kashmir Valley. Its twigs are used for making baskets, while the wood is used for making cricket bats and other sports goods.
- Botanical Profile and Natural Habitat: The White Willow (Salix Alba) is a prominent deciduous tree found extensively across the moist, cold, and high-altitude environments of the north-western Himalayas, particularly thriving in the Kashmir Valley. These trees naturally prefer riverbanks, wetlands, and damp soils, where they grow rapidly and establish deep root systems that help prevent dangerous soil erosion along fast-flowing glacial streams.
- Traditional Crafting and Economic Value: Locally, the slender twigs and young shoots of the willow, commonly known as wicker or osier, possess incredible natural flexibility and tensile strength. This makes them the primary raw material for the traditional Kashmiri basket-weaving industry (Kangri making), which supports the livelihoods of countless rural artisans. Additionally, the trunk’s wood is lightweight and highly shock-resistant, famously serving as the exclusive material for crafting world-renowned Kashmir willow cricket bats.
- Broader Ecological Importance: Beyond its commercial utility, the White Willow plays a critical role in the local mountain ecosystem. It provides essential shade for sensitive aquatic life in mountain streams, offers safe nesting sites for various high-altitude bird species, and its fallen leaves contribute significantly to the nutrient cycling of the riparian soil.
📌 Himalayan Flora • Timber
Q.2) Which of the following Himalayan trees yields grayish, even-textured, and straight-grained wood that is largely used for making furniture, plywood, and radio cabinets?
Ans > (A) Indian Birch
- Explanation: Indian Birch is obtained from the higher slopes of the Himalayas. The wood is grayish in colour, even textured and straight grained, and it is largely used for the making of furniture, plywood, and radio cabinets.
- High-Altitude Distribution: The Indian Birch, scientifically known as Betula utilis and locally famous as “Bhojpatra,” is a highly resilient deciduous tree that forms the tree line across the higher slopes of the Himalayas. It typically grows at extreme altitudes ranging from 3,000 to 4,500 meters, thriving in harsh, snowy conditions where most other broad-leaved trees cannot survive.
- Historical and Cultural Context: Long before its modern industrial applications in furniture and plywood, the Indian Birch held immense cultural and historical significance in the Indian subcontinent. The tree’s distinctive, papery, peeling bark was utilized for centuries in ancient India as a natural parchment for writing sacred texts, historical manuscripts, and astrological charts, making it a crucial element of early Indian literature.
- Industrial Applications and Wood Properties: In contemporary times, the timber of the Indian Birch is highly prized in the carpentry and manufacturing sectors. Because the wood is characteristically grayish, even-textured, straight-grained, and moderately hard, it finishes beautifully. This makes it a preferred choice for manufacturing high-quality indoor furniture, premium plywood veneers, and historically, the acoustic casing for radio cabinets and vintage electronics.
📌 Himalayan Flora • Timber
Q.3) Which durable wood, mostly occurring in Uttarakhand, Himachal Pradesh, and Jammu & Kashmir, is primarily used for making furniture?
Ans > (B) Cypress
- Explanation: Cypress mostly occurs in Uttarakhand, Himachal Pradesh and Jammu & Kashmir. Its wood is durable and used for making furniture.
- Geographical Range and Climate: The Himalayan Cypress (Cupressus torulosa) is a majestic evergreen coniferous tree that dominates specific temperate zones of the Himalayas. It is most abundantly found in the mid-to-high altitude belts (around 1,500 to 2,800 meters) of Uttarakhand, Himachal Pradesh, and Jammu & Kashmir. It prefers well-drained, limestone-rich soils and can often be seen clinging to steep, rocky mountain slopes.
- Durability and Construction Utility: The timber derived from the Cypress tree is renowned for its exceptional durability, natural resistance to termite attacks, and low shrinkage rate. Because of these robust physical properties, it has been historically utilized not just for crafting heavy, durable household furniture, but also for constructing traditional wooden temples, structural beams in Himalayan houses, and high-quality railway sleepers.
- Aromatic and Medicinal Properties: Beyond its use as timber, the Cypress tree is deeply valued for its aromatic qualities. The wood emits a distinct, pleasant fragrance that repels insects, which is why it is favored for making clothing chests and wardrobes. Additionally, the essential oils extracted from Cypress needles and twigs are utilized in traditional medicine and aromatherapy for their anti-inflammatory and respiratory benefits.
📌 Watershed Management • Rural Development
Q.4) The successful watershed management experiences at Sukhomajri near Kalka and the Pani-Panchayats at Ralegaon Sidhi demonstrate effective solutions to rural problems. In which state is Ralegaon Sidhi located?
Ans > (C) Maharashtra
- Explanation: There are a number of successful watershed management experiences like Sukhomajri near Kalka and Pani-Panchayats (water-collectives) at Ralegaon Sidhi in Maharashtra. These projects largely solved the basic problems of food and fuelwood requirements for poor rural communities.
- The Geography of Scarcity: Ralegaon Sidhi is located in the Ahmednagar district of Maharashtra, a region that historically falls within the severe rain-shadow zone of the Western Ghats. For decades, the village suffered from acute chronic droughts, massive topsoil erosion, extreme poverty, and severe water scarcity, making standard agricultural practices virtually impossible for the local inhabitants.
- The Watershed Transformation Model: The village underwent a miraculous transformation starting in the 1970s under the leadership of social activist Anna Hazare. By implementing rigorous micro-watershed management techniques—such as constructing check dams, digging percolation tanks, terrace farming, and planting thousands of trees—the village successfully trapped monsoon runoff, dramatically raising the local groundwater table and restoring the ecosystem.
- Social Engineering and Pani-Panchayats: A critical component of Ralegaon Sidhi’s success was the establishment of “Pani-Panchayats” or water-collectives. These local community bodies ensured the equitable, democratic distribution of water resources among all farmers, strictly banned the cultivation of water-intensive crops like sugarcane, and mandated communal labor (Shramdaan). This social engineering transformed the village into a globally recognized model for sustainable rural development.
📌 Water Resources • Hydrology
Q.5) According to the estimates mentioned in the text, what is the total renewable water resources of India per annum?
Ans > (D) 1900 sq km
- Explanation: The total renewable water resources of India are estimated at about 1900 sq km per annum. It is predicted that by 2025 large parts of India will join countries or regions having absolute water scarcity. (Note: The standard geographical unit is BCM; the text uses “sq km” as a typographical artifact of older curriculum).
- Understanding India’s Hydrological Cycle: India receives an impressive average annual precipitation of about 4,000 Billion Cubic Meters (BCM) primarily driven by the southwest monsoon. However, due to rapid evaporation, natural runoff into the oceans, and challenging topographies, only a fraction of this—estimated roughly at 1,869 to 1,900 cubic kilometers—is considered practically renewable and usable for human, agricultural, and industrial consumption.
- The Crisis of Regional Disparity: While the national average of renewable water appears sufficient, India suffers from extreme spatial and temporal variations in water availability. For instance, the Brahmaputra-Barak basin in the northeast holds massive, often devastatingly flooded water reserves, while regions like the Thar Desert, Marathwada, and parts of the Deccan Plateau face chronic, severe water deficits and groundwater depletion.
- Looming Threat of Water Scarcity: Despite these natural reserves, India is rapidly hurtling toward a state of absolute water scarcity. The combination of an exploding population, massive agricultural demands (which consume about 80% of freshwater), rampant pollution of river bodies, and the over-extraction of deep groundwater aquifers means the per capita availability of water is steadily shrinking, necessitating urgent national water conservation policies.
📌 Islands of India • Lakshadweep
Q.6) Kavaratti, the capital of Lakshadweep, is located on an island of the same name. What is the shortest distance from the mainland (Calicut) to this island?
Ans > (B) 109 km
- Explanation: The shortest distance from the mainland (Calicut) is about 109 km to Kavaratti, located on the island of this name which is the capital of Lakshadweep.
- Geographical and Administrative Hub: Kavaratti is a stunning atoll and serves as the administrative capital of the Union Territory of Lakshadweep. Located strategically in the Laccadive Sea, it functions as the central node for governance, naval defense, and civilian logistics. Despite its vital administrative role, the island itself is incredibly small, covering a total land area of just under 4 square kilometers.
- Maritime Connectivity and Distance: The textbook metric of 109 kilometers (often referencing nautical calculations to the nearest mainland economic zones or older survey benchmarks from Calicut) highlights the archipelago’s isolation. In reality, modern passenger ships and helicopters operating from the major port city of Kochi (Cochin) in Kerala must cover roughly 400 kilometers to reach Kavaratti, making logistics and supply chain management a persistent challenge for the islanders.
- Ecology and Coral Lagoons: The island is renowned globally for its pristine, shallow coral lagoons that offer a brilliant spectrum of turquoise and blue waters. These lagoons are not just tourist attractions; they act as a massive natural barrier protecting the delicate island from the aggressive wave action of the open Arabian Sea. They also harbor a spectacular variety of marine biodiversity, including rare corals, sea turtles, and ornamental fish.
📌 Islands of India • Lakshadweep
Q.7) Out of the 43 islands located in the Arabian Sea (Lakshadweep), exactly how many are officially inhabited?
Ans > (B) 10
- Explanation: There are 43 islands in the Arabian Sea, out of which only 10 are inhabited.
- Archipelago Composition: The Lakshadweep archipelago (meaning “One Hundred Thousand Islands” in Sanskrit/Malayalam) is officially comprised of 36 distinct geographical formations—including 12 atolls, 3 reefs, and 5 submerged banks—though older texts sometimes classify minor sandbanks resulting in a count of 43. These formations are purely coralline in origin, making them the only true coral island chain belonging to India.
- The Ten Inhabited Islands: Strict environmental constraints, lack of fresh freshwater, and tiny landmasses mean human settlement is heavily restricted. Only 10 islands are officially inhabited: Agatti, Amini, Andrott, Bitra, Chetlat, Kadmat, Kalpeni, Kavaratti, Kiltan, and Minicoy. Bitra is the smallest inhabited island with a population of just a few hundred people, highlighting the fragile human geography of the region.
- Socio-Economic Reliance: The inhabitants of these 10 islands rely almost entirely on two primary economic pillars: traditional coconut cultivation (producing high-quality copra and coir) and deep-sea tuna fishing using traditional pole-and-line methods. The society is culturally close to Kerala, predominantly speaking Malayalam and Mahl (in Minicoy), and operates within a delicate balance against the looming threats of climate change and sea-level rise.
📌 Islands of India • Andaman & Nicobar
Q.8) In the Bay of Bengal, the two volcanic islands of Barren and Narcondam are situated approximately how many kilometres east of the Andaman Islands?
Ans > (C) 80 km
- Explanation: In the Bay of Bengal, there are two volcanic islands (Barren and Narcondam) situated within 80 km east of the Andaman Islands.
- Geotectonic Origins: Barren Island and Narcondam Island are rare geological features representing the only volcanic islands in the Indian subcontinent. They are located along the highly volatile seismotectonic boundary where the Indian Plate is actively subducting beneath the Burmese Microplate. This active tectonic movement creates the intense geothermal pressure responsible for the volcanic activity in the Andaman Sea.
- Barren Island’s Active Status: Located roughly 80 kilometers to the east of the main Andaman chain, Barren Island holds the unique distinction of hosting South Asia’s only active volcano. After lying dormant for nearly 150 years, the volcano began erupting again in 1991 and continues to experience periodic Strombolian eruptions, spewing ash and lava, rendering the island entirely uninhabitable for humans.
- Narcondam’s Unique Ecology: Further north lies Narcondam Island, which is classified as a dormant stratovolcano. Unlike the desolate, ash-covered Barren Island, Narcondam is covered in dense tropical forests. It is globally renowned among ornithologists for being the exclusive, endemic home to the endangered Narcondam Hornbill, a bird species found nowhere else on Earth, making the island a vital protected sanctuary.
📌 Himalayan Divisions • Assam Himalayas
Q.9) Sir S. Burrard divided the Himalayas into four transverse divisions. The Assam Himalayas, covering a distance of about 720 km, are located between the Brahmaputra river and which other river?
Ans > (A) Tista
- Explanation: The Assam Himalayas stretch between the Tista and the Brahmaputra rivers, covering a distance of about 720 km with an area of 67,500 sq km.
- Concept of Transverse Divisions: To simplify the complex geological and geographical study of the world’s highest mountain range, Sir Sidney Burrard conceptualized the transverse (longitudinal) division of the Himalayas. He used major, deep-cutting antecedent river valleys as natural boundary markers to divide the massive 2,400-kilometer arc into four distinct regional blocks: Punjab, Kumaun, Nepal, and Assam Himalayas.
- Geographical Span and Topography: The Assam Himalayas represent the easternmost block of this classification. Stretching precisely between the Tista River in Sikkim to the mighty Brahmaputra (Dihang) River in Arunachal Pradesh, this 720-kilometer stretch is characterized by exceptionally deep gorges, rapid elevation changes, and sharp, rugged peaks, including the formidable Namcha Barwa, where the Himalayas take a sharp southward turn.
- Climatic and Biodiversity Significance: Because this region directly faces the moisture-laden southwest monsoon winds coming off the Bay of Bengal, it receives incredibly heavy annual rainfall. This immense precipitation supports dense, impenetrable tropical to alpine forests, transforming the Assam Himalayas into a globally recognized biodiversity hotspot that is home to rare species like the red panda and the snow leopard.
📌 Himalayan Divisions • Nepal Himalayas
Q.10) According to the longitudinal divisions of the Himalayas, the Nepal Himalayas (Central Himalayas) stretch for about 800 km between the Tista river and the:
Ans > (C) Kali river
- Explanation: The Central Himalayas range stretches from river Kali to river Tista for about 800 km, occupying an area of about 116,800 sq km.
- The Highest Segment of the Himalayas: The Nepal Himalayas, situated between the Kali River in the west and the Tista River in the east, represent the longest (800 km) and unequivocally the tallest section of the entire Himalayan mountain system. It encompasses almost all of the world’s most famous “eight-thousander” peaks, creating an imposing natural barrier between the Indian subcontinent and the Tibetan plateau.
- Iconic Mountaineering Geography: This specific section is home to the most legendary peaks in global mountaineering, including Mount Everest (Sagarmatha/Chomolungma), Kangchenjunga, Lhotse, Makalu, and Annapurna. The extreme vertical relief of this region results in massive glaciers that act as the critical water towers for several major Indian river systems, including the Kosi, Gandak, and Ghaghara rivers.
- Cultural and Geopolitical Borders: The defining rivers of this region are historically and politically significant. The Kali River (Mahakali) forms the natural and highly sensitive international border between India (Uttarakhand) and Western Nepal, while the Tista River delineates the eastern boundaries near Sikkim and Darjeeling. This section acts as a profound cultural bridge blending Hindu and Buddhist traditions.
📌 Himalayan Divisions • Kumaun Himalayas
Q.11) The Kumaun Himalayas occupy an area of about 38,000 sq km. What is the total length of this Himalayan division stretching between the Satluj and Kali rivers?
Ans > (B) 320 km
- Explanation: The Kumaun Himalayas lie between the Satluj and the Kali rivers, stretching to a length of 320 km.
- Geographical Demarcation: The Kumaun Himalayas comprise the section of the mountain range that stretches between the Satluj River in the west and the Kali River in the east. Covering a linear distance of approximately 320 kilometers, this division predominantly lies entirely within the Indian state of Uttarakhand, making it a critical zone for Indian domestic geography, tourism, and border security.
- Hydrological Importance: This relatively short but vital section of the Himalayas is the birthplace of India’s most significant and sacred river systems. Massive glaciers hidden within this region, such as the Gangotri and Yamunotri glaciers, give rise to the Bhagirathi, Alaknanda, and Yamuna rivers. These rivers eventually converge to form the mighty Ganga basin, the agricultural lifeline of northern India.
- Pilgrimage and Major Peaks: Topographically, the Kumaun Himalayas are famous for stunning, towering peaks like Nanda Devi (India’s second highest peak), Kamet, and Trishul. Due to its sacred geography, the region is heavily dotted with ancient shrines and forms the core of the famous “Char Dham” pilgrimage circuit (Badrinath, Kedarnath, Gangotri, and Yamunotri), drawing millions of devotees annually.
📌 Western Ghats • Mountain Peaks
Q.12) Having an elevation of 1567 metres above sea level, the Salher peak in the Western Ghats lies between which two locations?
Ans > (B) Malegaon and Nashik
- Explanation: Salher has an elevation of 1567 metres above sea level, and the Salher peak lies between Malegaon and Nashik. It is inhabited by tribal people.
- Highest Fort in Maharashtra: Salher is a spectacular peak situated in the Sahyadri range of the Western Ghats. Standing at an impressive elevation of 1567 meters, it holds the prestigious title of being the highest fort in the state of Maharashtra, and the second-highest peak overall after Kalsubai. Its rugged, basaltic rock formations are a classic example of Deccan Trap geology.
- Historical Significance: Geographically wedged between Malegaon and Nashik near the Gujarat border, Salher is heavily steeped in Maratha military history. It was the site of the historic Battle of Salher in 1672, which is celebrated as the first major open-field battle where the expanding Maratha Empire, under the leadership of Chhatrapati Shivaji Maharaj, decisively defeated the massive forces of the Mughal Empire.
- Tribal Culture and Modern Trekking: The rugged slopes and forested valleys surrounding Salher are primarily inhabited by indigenous tribal communities, particularly the Bhils and Kolis, who rely on the local forest produce and seasonal agriculture. Today, the peak has transformed into a highly popular, albeit strenuous, trekking destination for adventure enthusiasts seeking to explore its ancient caves, rock-cut steps, and historical ruins.
📌 Western Ghats • Mountain Ranges
Q.13) The Harishchandra mountain ranges are located in the southern parts of Maharashtra. They primarily stretch across which of the following districts?
Ans > (A) Pune and Osmanabad
- Explanation: The Harishchandra mountain ranges are in the southern parts of Maharashtra. They stretch in the districts of Pune and Osmanabad and are covered by degraded forests. (Note: Geographically, the core Harishchandra range starts from Ahmednagar/Pune, while its offshoot, the Balaghat range, extends toward Osmanabad. The textbook firmly links them as one continuous system stretching across Pune and Osmanabad).
- Geological Formation and Topography: The Harishchandra range acts as a major eastern spur jutting out from the main crest of the Western Ghats (Sahyadris). Structurally, these hills are formed from ancient basaltic lava flows known as the Deccan Traps. The landscape is heavily characterized by vast, flat-topped mesas, steep escarpments, and deeply incised valleys created by centuries of water erosion.
- Crucial Water Divide: Despite its relatively moderate elevation compared to the main Ghats, the Harishchandra-Balaghat range plays a tremendously important hydrological role. It acts as a primary water divide in the Deccan plateau, effectively separating the massive Godavari river basin to its north from the Bhima and Krishna river basins to its south, thereby dictating the drainage pattern of central Maharashtra.
- Ecological Degradation: Historically, these mountain ranges were covered in dense dry-deciduous and scrub forests. However, rapid population expansion, aggressive overgrazing by local pastoral communities, and severe deforestation for fuelwood have heavily degraded the local ecosystem. Today, large tracts of the range suffer from massive topsoil erosion, presenting major challenges for local watershed management and ecological restoration.
📌 Western Ghats • Tribes
Q.14) Pushpagiri, one of the highest peaks of the Western Ghats with an elevation of 1714 metres, is noted as the abode of which specific tribal group?
Ans > (B) Dravidian tribes
- Explanation: Pushpagiri is one of the highest peaks of the Western Ghats (1714 metres above sea level). It is the abode of Dravidian tribes, though the forests there face severe degradation and soil erosion.
- Location and Biodiversity: Pushpagiri, also locally known as Kumara Parvatha, is a prominent peak located in the Somwarpet taluk of the Kodagu (Coorg) district in Karnataka. Standing at 1714 meters, it is the highest peak in the Pushpagiri Wildlife Sanctuary. The region is heavily forested with unique high-altitude “shola” grassland ecosystems and dense evergreen rainforests, home to endangered species like the Lion-tailed macaque.
- Dravidian Indigenous Communities: The forests and lower slopes surrounding Pushpagiri have been the historical abode of various indigenous tribal groups of Dravidian linguistic and ethnic origin. These indigenous communities have lived in harmony with the forest for millennia, relying heavily on non-timber forest produce, honey collection, and small-scale shifting cultivation, preserving deep-rooted animistic traditions and sacred groves.
- Conservation Challenges: Despite its protected status, the Pushpagiri region faces severe ecological threats. Illegal timber logging, the rapid expansion of commercial coffee and cardamom plantations, and unchecked tourism have led to severe forest degradation. This rapid loss of tree cover on steep slopes has dangerously accelerated soil erosion and triggered disastrous landslides during the heavy monsoon seasons.
📌 Western Ghats • Mountain Peaks
Q.15) With an elevation of 1646 metres above sea level, Kalsubai is recognized as one of the highest peaks of the Western Ghats. In which state is it situated?
Ans > (C) Maharashtra
- Explanation: Kalsubai is situated in the state of Maharashtra, and it is one of the highest peaks of the Western Ghats at 1646 metres above sea level. It is inhabited by tribal people.
- The “Everest of Maharashtra”: Located in the Ahmednagar district, Kalsubai stands majestically at 1646 meters, earning the undisputed title of the highest peak in Maharashtra. It is a defining feature of the Sahyadri mountain range within the Western Ghats. The peak offers breathtaking panoramic views of prominent historical forts, expansive reservoirs like Bhandardara, and rugged mountain ranges sprawling in all directions.
- Cultural and Religious Significance: The summit of Kalsubai is not just a geographical landmark; it holds deep spiritual significance for the local Mahadeo Koli and tribal communities. A small, revered temple dedicated to a local tribal deity, Goddess Kalsubai, sits exactly at the highest point of the peak. According to local folklore, the goddess disappeared into the mountain to escape an unwanted marriage, turning the site into an important annual pilgrimage center.
- Ecotourism and Wildlife: The peak sits entirely within the boundaries of the Kalsubai Harishchandragad Wildlife Sanctuary. Due to its extreme height, it acts as a highly popular destination for monsoon trekking. The sanctuary surrounding the peak protects a fragile high-altitude ecosystem, sheltering elusive wildlife such as leopards, palm civets, and a stunning variety of endemic monsoon flora and wildflowers.
📌 Waterfalls • Chhattisgarh
Q.16) The Teerathgarh waterfall is listed among the important waterfalls in India. In which state is it located?
Ans > (B) Chhattisgarh
- Explanation: According to the provided list of other important waterfalls in India, Teerathgarh is located in the state of Chhattisgarh.
- Geographical Location: The spectacular Teerathgarh Waterfall is a major geographical attraction located in the Bastar district of Chhattisgarh. Situated approximately 35 kilometers south of the city of Jagdalpur, the waterfall is nestled deeply within the lush, untouched, and biodiverse forests of the Kanger Ghati (Kanger Valley) National Park, making it a prime destination for ecotourism.
- Geological Formation and Flow: Unlike single-drop waterfalls, Teerathgarh is a stunning “block-type” cascading waterfall. The waters of the Mugabahar River (a tributary of the Kanger River) plunge down from a height of almost 300 feet, splitting across multiple rugged limestone terraces and steps. This unique geological formation creates a visually striking milky-white cascade that spreads wide over the rocks.
- Cultural and Tribal Context: The surrounding Bastar region is heavily populated by indigenous tribal communities, particularly the Gond and Muria tribes, who maintain deep spiritual connections to the local water bodies and forests. A small ancient temple dedicated to Shiva and Parvati is situated directly adjacent to the falls, blending the stunning natural geography with the rich tribal religious heritage of Chhattisgarh.
📌 Waterfalls • Himachal Pradesh
Q.17) Bundla and Palani falls are notable geographic features located in which of the following Indian states?
Ans > (A) Himachal Pradesh
- Explanation: The text details some of the other important waterfalls in India, explicitly listing Bundla and Palani falls under Himachal Pradesh.
- Himalayan Hydrology: Bundla and Palani falls are lesser-known but geographically significant waterfalls located in the mountainous terrain of Himachal Pradesh. Unlike the peninsular waterfalls of southern India which are heavily dependent on monsoon rains, these northern falls are fed by a complex combination of rapid snowmelt from Himalayan glaciers and seasonal precipitation, ensuring a perennial, though fluctuating, flow of icy water.
- Topography and Surrounding Flora: The waterfalls cut through steep, rocky gorges composed of ancient Himalayan metamorphic rocks. The immediate vicinity of these falls is typically surrounded by dense, temperate forests predominantly featuring tall pine, deodar, and oak trees. This pristine environment creates localized microclimates that support unique high-altitude flora and fauna.
- Local Importance: While they may not draw the massive tourist crowds of major waterfalls, features like Bundla and Palani play a critical role in the local rural economy. They act as essential sources of fresh water for downstream terraced agriculture, provide localized scenic spots that support regional tourism, and offer potential sites for environmentally sensitive micro-hydroelectric power generation for remote mountain villages.
📌 Waterfalls • Kerala
Q.18) Athirappilly, Meenmutty, Palaruvi, Soochipara, and Thusharagiri are all prominent waterfalls situated in which state?
Ans > (C) Kerala
- Explanation: The list of waterfalls categorizes Athirappilly Falls, Meenmutty Falls, Palaruvi Falls, Soochipara Falls, and Thusharagiri Falls as being located in Kerala.
- The “Niagara of India”: Kerala’s steep Western Ghats escarpment is home to numerous stunning waterfalls, the most famous being Athirappilly. Located on the Chalakudy River in the Thrissur district, it drops majestically from an 80-foot height. Because of its massive width and ferocious water volume during the monsoon, it is popularly dubbed the “Niagara of India” and has served as the dramatic backdrop for numerous Indian cinema blockbusters.
- Ecological Hotspots: These waterfalls are not just scenic viewpoints; they are critical ecological hotspots. The riparian forests surrounding Athirappilly and nearby Vazhachal are uniquely famous for being the only locations in the Western Ghats where all four endangered species of South Indian Hornbills can be found together. Meenmutty and Soochipara (in Wayanad) similarly harbor dense evergreen rainforest ecosystems.
- Conservation vs. Development: These river systems have been the center of intense environmental debate. Over the past two decades, strong grassroots environmental movements have fought aggressively against government proposals to build massive hydroelectric dam projects across these rivers (like the proposed Athirappilly dam), which environmentalists argue would completely submerge the waterfalls, destroy the unique riparian forests, and displace indigenous tribal populations.
📌 Forest Types • Himalayan Dry Temperate
Q.19) The Himalayan Dry Temperate Forests are predominantly found in Jammu and Kashmir, Lahul, Chamba, Kinnaur, and Sikkim. Which of the following is an important variety of tree found in these forests?
Ans > (C) Chilgoza
- Explanation: The Himalayan Dry Temperate Forests are found in Jammu and Kashmir, Lahul, Chamba, Kinnaur, and Sikkim. Important varieties of trees in these forests include deodar, oak, chilgoza, ash, maple, olive, mulberry, willow, celtis, and parrotia.
- The Rain-Shadow Ecosystem: The Himalayan Dry Temperate Forests develop in highly specific, harsh geographical zones that are largely cut off from the moisture-laden summer monsoons. Found in high-altitude, inner Himalayan valleys like Kinnaur, Lahaul-Spiti, and parts of Kashmir, these regions experience very low annual rainfall (often less than 100 cm) but receive heavy precipitation in the form of winter snow.
- The Unique Chilgoza Pine: The standout species of this harsh ecosystem is the Chilgoza pine (Pinus gerardiana). Unlike common timber pines, the Chilgoza tree is uniquely adapted to thrive in incredibly dry, rocky, and barren slopes between 2,000 and 3,300 meters. The tree has a highly distinctive, patchy, and peeling grey-green bark and produces relatively short, stiff needles.
- High Economic and Conservation Value: The Chilgoza pine is highly prized not for its wood, but for its edible, nutrient-rich pine nuts (Chilgoza). Harvesting these highly expensive nuts forms the absolute backbone of the local tribal economy in districts like Kinnaur. However, the species faces extreme threats due to severe over-harvesting of the cones (preventing natural regeneration), destructive lopping of branches, and its naturally slow growth rate, leading to urgent conservation efforts.
📌 Forest Types • Subtropical Montane
Q.20) The Subtropical Montane Forests of the north-western Himalayas are found in areas where the average annual temperature varies between:
Ans > (C) 15°C and 22°C
- Explanation: The Subtropical Montane Forests are found in areas where the average annual rainfall varies between 100 to 200 cm and the temperature varies between 15°C and 22°C.
- The Transition Zone: Subtropical Montane Forests (often referred to as Subtropical Pine Forests in India) act as a critical ecological transition zone on the lower and middle elevations of the Himalayas (typically between 1,000 to 2,000 meters). Climatologically, they sit right between the scorching tropical heat of the plains and the freezing cold of the higher temperate zones, enjoying a pleasant average temperature of 15°C to 22°C.
- Dominance of the Chir Pine: The absolute defining botanical feature of this specific forest type in the north-western Himalayas is the overwhelming dominance of the Chir Pine (Pinus roxburghii). These remarkably tall, straight-trunked trees form massive, continuous, and open canopies across the hillsides. Because the pine needles are highly acidic and decompose slowly, the forest floor usually lacks dense undergrowth, supporting only specific hardy grasses.
- Economic Utility and Fire Risks: This forest zone is economically vital due to extensive commercial resin tapping from the Chir pine, which supplies India’s turpentine and rosin industries. However, the very same resin, combined with massive accumulations of dry pine needles on the forest floor, makes these forests incredibly susceptible to devastating, massive summer forest fires, which frequently ravage the hills of Uttarakhand and Himachal Pradesh before the monsoon arrives.
📌 Ground Water • Geographical Provinces
Q.21) Professor R.L. Singh divided India into distinct zones to assess the underground water resources effectively. How many ground water provinces did he divide India into in 1971?
Ans > (C) Eight
- Explanation: In the opinion of Prof. R.L. Singh (1971), India may be divided into eight ground water provinces.
- Pioneering Geographical Classification: In 1971, the eminent Indian geographer Professor R.L. Singh authored a seminal classification system that systematically divided the massive Indian landmass into eight distinct groundwater provinces. Unlike surface water, groundwater distribution is highly complex. Singh’s classification meticulously accounted for underlying geology, rock structures (lithology), topographic slopes, and regional rainfall patterns to map hidden water tables.
- Contrasting Aquifer Realities: Singh’s eight provinces highlighted India’s extreme hydrogeological diversity. For example, the “Pre-Cambrian Crystalline Shield” province covering most of peninsular South India features hard, non-porous granite rocks resulting in very poor groundwater storage, entirely dependent on deep fissures. Conversely, the “Ganga-Brahmaputra Alluvial Province” is characterized by thousands of feet of soft, porous sand and silt, hosting some of the most massive, richest groundwater aquifers in the entire world.
- Relevance to Modern Crises: Understanding these eight distinct provinces is more critical today than ever before. Singh’s foundational work aids modern planners in addressing India’s current severe water crises. It explains exactly why states like Punjab and Haryana (in the rich alluvial province) could heavily exploit deep tube wells for the Green Revolution, and why such uncontrolled extraction is now leading to catastrophic aquifer depletion.
📌 Waterfalls • Karnataka
Q.22) Which Indian state is home to an extensive cluster of waterfalls, including Kunchikal Falls, Magod Falls, Mekedatu Falls, and Sathodi Falls?
Ans > (A) Karnataka
- Explanation: The text lists Abbey Falls, Arisina Gundi Falls, Hebbe Falls, Irupu Falls, Kalhatti Falls, Keppa Falls, Kunchikal Falls, Magod Falls, Mekedatu Falls, Muthyala Falls, Sathodi Falls, Shimsa Falls, Chunchi Falls, and Unchalli Falls under the state of Karnataka.
- The Geography of Cascades: Karnataka possesses one of the highest densities of major waterfalls in all of India. This spectacular hydro-geography is a direct result of the Western Ghats (the Sahyadris) running continuously along the state’s western edge. Numerous powerful rivers originate in the high, rain-drenched peaks of the Ghats and plunge violently over steep, jagged basaltic and granitic escarpments as they rush downward toward the Arabian Sea.
- Record-Breaking Heights: Among the state’s impressive cluster of falls, Kunchikal Falls holds a special distinction. Located on the Varahi River in the heavily forested Shimoga district, it cascades down a series of rocky steps from a staggering height of roughly 455 meters (1,493 feet). This makes Kunchikal not only the highest tiered waterfall in Karnataka but frequently cited as the highest waterfall in all of India.
- Hydroelectric Power and Ecotourism: These immense water systems are the backbone of Karnataka’s energy infrastructure. Many of the rivers feeding these falls have been dammed upstream to generate massive amounts of hydroelectric power (such as the Linganamakki Dam on the Sharavati River near Jog Falls). Simultaneously, these waterfalls, set deep within the pristine evergreen forests of the ‘Malnad’ region, are massive drivers of the state’s booming eco-tourism economy.
📌 Forest Types • Dry Deciduous
Q.23) Dry Deciduous Forests reach the ground to permit the growth of grasses and climbers. In areas with what average annual rainfall do these forests typically develop?
Ans > (C) 100 to 150 cm
- Explanation: The Dry Deciduous Forests are found in areas where the average annual rainfall ranges between 100-150 cm. (Note: As per strict climatology, Tropical Dry Deciduous forests occur between 70-100 cm, but this specific textbook data defines the band as 100-150 cm).
- Most Widespread Forest Type: Dry Deciduous Forests represent the most extensive and widespread forest ecosystem in India, covering vast tracts of the central Indian plateau, parts of Uttar Pradesh, Madhya Pradesh, Maharashtra, and down the eastern edge of the Western Ghats. They thrive perfectly in the country’s pronounced monsoon climate, which features a heavy, concentrated wet season followed by a fiercely hot, prolonged dry season.
- The Strategy of Leaf Shedding: To survive the brutal heat and severe water scarcity of the Indian summer months (March to June), the dominant trees in these forests have evolved a critical survival mechanism: complete canopy defoliation. By shedding all their leaves, trees like Teak, Sal, Tendu, and Amaltas drastically reduce water loss through transpiration. This open, leafless canopy permits sunlight to hit the forest floor, encouraging thick seasonal grass growth.
- Wildlife and Human Interface: Because of the dense grass undergrowth and open tree spacing, these forests support India’s most iconic megafauna, including large populations of tigers, leopards, wild dogs, and massive herds of deer (Chital, Sambar). However, because they grow on relatively flat terrain with moderate rainfall, these forests face intense pressure from agricultural clearing, cattle overgrazing, and frequent, devastating human-induced forest fires.
📌 Offshore Islands • Estuaries
Q.24) The offshore island known as Aliabet is located geographically at the mouth of which river system?
Ans > (C) Narmada-Tapi
- Explanation: Among the numerous islands in the delta regions, Aliabet is specifically located at the Narmada-Tapi mouths.
- Estuarine Formation: Aliabet is a prominent offshore, estuarine island situated in the highly dynamic Gulf of Khambhat (Cambay) along the coast of Gujarat. It lies precisely at the massive, funnel-shaped estuary where the mighty, west-flowing Narmada River empties its heavily silt-laden waters into the Arabian Sea. The island is essentially a massive sandbank built up over centuries through alluvial deposition by the river fighting against aggressive ocean tides.
- Hostile but Rich Ecology: The geographical environment of Aliabet is incredibly challenging. The Gulf of Khambhat experiences some of the highest tidal ranges in the world, causing the island’s margins to be completely submerged during high tide and exposed as vast mudflats during low tide. Despite the high salinity, the island supports resilient, specialized estuarine ecosystems, including dense patches of protective mangrove forests that act as fish nurseries.
- Commercial Oil Exploration: Beyond its geographic intrigue, Aliabet holds a very important place in India’s modern economic history. In the early 1970s, it became the site of India’s very first offshore oil drilling operation. The Oil and Natural Gas Corporation (ONGC) successfully discovered commercial quantities of crude oil in the shallow seabed surrounding the island, jumpstarting India’s massive offshore petroleum industry along the western coast.
📌 Biosphere Reserves • Andaman & Nicobar
Q.25) The Wandoor Marine Biosphere Reserve in South Andaman is home to the Giant Robber Crab. This powerful crustacean uses its claws to climb which tree and break its hard shell?
Ans > (B) Coconut tree
- Explanation: One of the largest and also the rarest crabs in the world, the Giant Robber Crab, can be found in the Wandoor Marine Biosphere Reserve. Its powerful claws help it to climb the coconut tree and break the hard shell of its fruit.
- The Largest Terrestrial Invertebrate: The Giant Robber Crab, scientifically known as the Coconut Crab (Birgus latro), is a true marvel of natural evolution. It holds the world record as the largest terrestrial invertebrate on Earth, capable of growing up to 1 meter in leg span and weighing over 4 kilograms. Though it begins life in the ocean, the adult crab is entirely land-dwelling and will actually drown if completely submerged in water for too long.
- Incredible Physical Adaptations: As its name suggests, the crab possesses incredibly massive, powerful front pincers. These claws generate enough crushing force to effortlessly tear away the tough, fibrous husk of fallen coconuts and subsequently crack open the rock-hard inner shell to feed on the nutrient-rich white flesh. If coconuts are not found on the ground, the crabs are remarkably agile climbers and will scale the vertical trunks of tall coconut palms to knock the fruit down.
- Conservation Status in India: Within Indian territory, the Coconut Crab is extremely rare and highly localized, found only in the protected, undisturbed rainforest islands of the Andaman and Nicobar archipelago, notably within the Wandoor Marine (Mahatma Gandhi Marine) National Park. Due to rampant habitat destruction, coastal development, and historical over-hunting by humans for their meat, the species is fiercely protected under India’s wildlife conservation laws.
📌 Biodiversity • Andaman Islands
Q.26) The Andaman Islands, thickly forested and possessing rich marine life, are described as a birdwatcher’s paradise. How many bird species have been officially recorded there?
Ans > (C) 242 species
- Explanation: The Andaman Islands are a birdwatcher’s paradise with 242 species recorded among the thickly forested landscape and rich marine life.
- Evolutionary Isolation: The Andaman archipelago has been geologically separated from the main landmasses of both the Indian subcontinent and Southeast Asia for millions of years. This profound geographic isolation has turned the islands into an evolutionary laboratory, resulting in a unique avian ecosystem where dense, untouched tropical rainforest canopies meet rich coastal mangroves, supporting a highly specialized bird population.
- High Levels of Endemism: Out of the 242 bird species formally recorded in the territory, a remarkably high percentage are endemic—meaning they evolved on these specific islands and cannot be found anywhere else on the planet. Famous examples include the Andaman Wood Pigeon, the Andaman Serpent Eagle, the Andaman Crake, and the Andaman Boobook. This high rate of endemism makes the islands a globally recognized hotspot for serious ornithologists and birdwatchers.
- Crucial Migratory Stopover: In addition to its permanent residents, the geographic location of the Andaman Islands in the Bay of Bengal makes it a vital, strategic resting stop for millions of migratory birds traveling the East Asian-Australasian Flyway. However, this fragile avian paradise faces ongoing existential threats from rapid deforestation, encroaching human settlements, and the devastating impact of non-native, introduced species like rats and domestic cats that prey on ground-nesting birds.
📌 Agriculture • Nicobar Islands
Q.27) While rice is the main crop cultivated in both the Andaman and Nicobar Islands, what are identified as the main cash crops specifically of Nicobar?
Ans > (C) Coconut and Arecanut
- Explanation: Rice is the main crop in Andaman and Nicobar Islands, whereas coconut and arecanut are the main cash crops of Nicobar.
- Ideal Agrarian Geography: The Nicobar group of islands, located closer to the equator than the Andamans, possesses a hot, incredibly humid, tropical maritime climate with heavy, year-round rainfall. The highly porous, sandy loam soils found extensively along the coastal belts of these islands are perfectly suited for the large-scale, continuous cultivation of palm species, specifically coconut and arecanut (betel nut).
- The Backbone of the Nicobarese Economy: For centuries, the indigenous Nicobarese tribal communities have based their entire traditional economy and barter systems around the coconut palm. Unlike modern industrial farming, these plantations are traditionally managed with minimal to zero use of chemical fertilizers or pesticides. The primary economic output is the production of high-grade copra (dried coconut kernel) and arecanut, which are exported to the Indian mainland.
- Devastation and Recovery: The agricultural geography of the Nicobar islands was completely shattered by the apocalyptic 2004 Indian Ocean earthquake and subsequent Tsunami. The massive waves inundated the flat coastal plains with toxic saltwater, utterly destroying millions of mature coconut and arecanut trees. Over the past two decades, the Indian government and local communities have undertaken a massive, painstaking replanting program to restore the islands’ primary economic lifeline.
📌 Offshore Islands • Maharashtra
Q.28) The offshore islands of Butchers, Elephanta, Karanja, and Cross are geographically located near which major Indian city?
Ans > (C) Mumbai
- Explanation: There are numerous islands in the gulfs and delta regions; Butchers, Elephanta, Karanja, and Cross are explicitly listed as being located near Mumbai.
- The Original Island City: The modern megacity of Mumbai was originally a sprawling archipelago of seven muddy islands. While those original seven were largely fused together through massive land reclamation projects over two centuries, the broader deep-water harbor surrounding the Mumbai peninsula still contains several critical offshore islands that play vital roles in the city’s modern infrastructure and heritage.
- Strategic and Industrial Hubs: Each of these offshore islands serves a highly specialized function. Butcher Island (officially Jawahar Dweep) serves as a massive, secure offshore terminal used exclusively to offload highly flammable crude oil from massive oil tankers, keeping the danger away from the crowded city. Karanja Island (now connected by a causeway) houses a massive, highly restricted Indian naval base, protecting the western maritime frontier.
- Historical and Cultural Heritage: Elephanta Island (historically Gharapuri) is the crown jewel among these islands. Located just 10 kilometers east of the Gateway of India, it is a globally recognized UNESCO World Heritage Site famous for its spectacular rock-cut cave temples dedicated to Lord Shiva, carved deep into basalt rock between the 5th and 8th centuries. Meanwhile, tiny Cross Island remains mostly uninhabited, dotted with ruins of a 16th-century Portuguese fort.
📌 Offshore Islands • Ganga Delta
Q.29) The offshore island known as New Moore is geographically located within the delta region of which major river system?
Ans > (B) Ganga
- Explanation: The text notes several offshore islands, specifically listing Ganga-Sagar and Sagar, as well as New Moore, as being situated in the Ganga Delta.
- Emergence After a Cyclone: New Moore Island (known as South Talpatti in Bangladesh) was a small, completely uninhabited, low-lying offshore sandbar situated precisely in the massive, shifting estuary of the Hariabhanga River within the sprawling Ganga-Brahmaputra Delta. The island dramatically emerged from the sea in 1970 in the immediate aftermath of the devastating Bhola Cyclone, formed by massive coastal sediment deposits.
- A Bitter Territorial Dispute: Despite never having permanent human settlements, the tiny island quickly became the center of a fierce, decades-long maritime territorial dispute between India and Bangladesh. Control over the tiny sandbar was critical because ownership directly dictated the redrawing of exclusive maritime economic zones (EEZ) in the Bay of Bengal, which are heavily suspected to contain massive reserves of unexploited offshore oil and natural gas.
- Claimed by Climate Change: In a dramatic twist of modern geography, nature resolved the bitter geopolitical conflict. Due to an aggressive combination of rapidly rising global sea levels driven by climate change, changing coastal currents, and severe coastal erosion in the sinking delta, New Moore Island was completely submerged and vanished beneath the waves by 2010, serving as a stark warning about the precarious future of the entire Sundarbans region.
📌 Eastern Ghats • Mountain Peaks
Q.30) Among the important peaks of the Eastern Ghats, Nimalgiri stands at an elevation of 1515 m. In which district is this peak located?
Ans > (B) Koraput District
- Explanation: Among other peaks in the Eastern Ghats, Nimalgiri (1515 m) is located in the Koraput District, making it one of the most prominent elevations in the region.
- Geology of the Eastern Ghats: Unlike the continuous, towering wall of the Western Ghats, the Eastern Ghats are a highly ancient, heavily eroded, and heavily fragmented mountain range broken apart by massive eastward-flowing rivers. Nimalgiri, standing prominently at 1,515 meters in the Koraput district of southern Odisha, represents one of the few high-altitude, surviving structural blocks in this deeply weathered, ancient geological system.
- Rich Mineral Wealth: The topography of the Koraput district, including the Nimalgiri and neighboring Niyamgiri hills, is incredibly famous for its unique geology. The massive, flat-topped hills are heavily capped with thick layers of laterite soil that hide some of the world’s highest-quality deposits of bauxite (the primary raw ore used for smelting aluminum). This incredible mineral wealth has unfortunately made the region the epicenter of intense, highly controversial mining operations.
- Indigenous Rights and Ecology: The slopes of these high peaks are cloaked in dense, dry deciduous forests and support numerous vulnerable indigenous tribal communities, most notably the Dongria Kondh. These tribes consider the hills utterly sacred, worshiping them as living deities. The region gained international attention over the past decade as these tribal communities fought massive, successful legal battles against multinational mining corporations to protect the pristine ecology and their ancestral rights over the mountains.
📌 Quick Summary — Geography Set 15
- White Willow: Found in Kashmir Valley, its twigs are used for making baskets.
- Indian Birch: High-altitude Himalayan tree yielding wood for furniture, plywood, and radio cabinets.
- Cypress: Durable wood found in Uttarakhand, HP, and J&K, used for making furniture.
- Ralegaon Sidhi: Located in Maharashtra, famous for Pani-Panchayats and watershed management.
- Renewable Water: India’s total renewable water resources are estimated at 1900 sq km per annum.
- Lakshadweep Capital: Kavaratti is 109 km away from Calicut on the mainland.
- Arabian Sea Islands: Out of the 43 islands in Lakshadweep, only 10 are inhabited.
- Volcanic Islands: Barren and Narcondam are 80 km east of the Andaman Islands.
- Assam Himalayas: Stretch for 720 km between the Brahmaputra and Tista rivers.
- Nepal Himalayas: Stretch for 800 km between the Tista and Kali rivers.
- Kumaun Himalayas: Stretch for 320 km between the Satluj and Kali rivers.
- Salher Peak: Western Ghats peak located between Malegaon and Nashik.
- Harishchandra Range: Mountain ranges stretching across Pune and Osmanabad districts.
- Pushpagiri Peak: Western Ghats peak (1714 m) known as the abode of Dravidian tribes.
- Kalsubai Peak: High peak (1646 m) in the Western Ghats located in Maharashtra.
- Teerathgarh Waterfall: Important waterfall located in the state of Chhattisgarh.
- Bundla & Palani Falls: Important waterfalls located in Himachal Pradesh.
- Kerala Waterfalls: Include Athirappilly, Meenmutty, Palaruvi, Soochipara, and Thusharagiri.
- Himalayan Dry Temperate Forests: Chilgoza is an important tree found in this region.
- Subtropical Montane Forests: Found in areas with temperatures between 15°C and 22°C.
- Ground Water Provinces: Prof. R.L. Singh divided India into Eight distinct zones.
- Karnataka Waterfalls: Includes Kunchikal, Magod, Mekedatu, and Sathodi Falls.
- Dry Deciduous Forests: Typically develop in areas with 100 to 150 cm average annual rainfall.
- Aliabet Island: Offshore estuarine island located at the mouth of the Narmada-Tapi rivers.
- Giant Robber Crab: Found in Wandoor Reserve (Andamans); uses claws to climb coconut trees.
- Andaman Birdlife: 242 species of birds have been officially recorded in this paradise.
- Nicobar Cash Crops: Coconut and Arecanut are the main cash crops of the Nicobar islands.
- Mumbai Offshore Islands: Butchers, Elephanta, Karanja, and Cross islands.
- New Moore Island: Located within the delta region of the Ganga river.
- Nimalgiri Peak: An important Eastern Ghats peak (1515 m) located in Koraput District.
Timer ⏳
15:00
Progress (0/30)
Click any card to flip and reveal the summarized answer!
Smart Review: Questions you got wrong appear here for focused study.