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Answer: False
The Oldham discontinuity is not a recognized seismic discontinuity. The major discontinuities are Moho (crust-mantle), Gutenberg (mantle-core), and Lehmann (outer-inner core). Named after seismologist Richard Oldham who discovered Earth's core.
Answer: Telangana
Telangana is the largest producer of turmeric in India, contributing about 30% of national production. Major turmeric-growing districts are Nizamabad and Karimnagar. India is the world's largest producer and exporter of turmeric.
Answer: Chao Phraya
The Chao Phraya River in Thailand is called the 'River of Kings' due to its historical importance to Thai monarchy and culture. It flows through Bangkok and supports agriculture, transport, and tourism. The river is vital to Thailand's economy.
Answer: True
The Javadi Hills are located in Tamil Nadu, forming part of the Eastern Ghats. They are rich in mineral resources and forests. The hills are a source of several rivers and support agriculture and tribal communities.
Answer: All of these
All three—National Chambal, Bhitarkanika, and Chilika—are important habitats for the Indian flapshell turtle. This freshwater turtle is found in rivers, lakes, and wetlands across India. Conservation efforts focus on reducing bycatch and habitat protection.
Answer: Lake Nicaragua
Lake Nicaragua is the largest lake in Central America (8,264 sq km), located in Nicaragua. It is the only freshwater lake in the world containing oceanic species like sharks and swordfish. The lake is connected to the Caribbean Sea via the San Juan River.
Answer: Leh
Leh in Ladakh is the site of India's first commercial hydrogen fuel cell project for clean energy. Hydrogen fuel cells produce electricity with water as the only byproduct. This technology supports India's green energy transition and energy security.
Answer: Gulf of Mannar Marine
Gulf of Mannar Marine National Park in Tamil Nadu is the largest national park in the state (10,500 sq km including marine area). It is a UNESCO Biosphere Reserve with coral reefs, mangroves, and diverse marine life including dugongs.
Answer: True
India is the largest producer of brinjal (eggplant) globally, contributing about 25% of world production. Major producing states are West Bengal, Odisha, and Bihar. Brinjal is a warm-season vegetable rich in antioxidants.
Answer: All of these
Quinoa, millets, and amaranth are called 'Food of the Future' due to their climate resilience, nutritional value, and low water requirements. These crops support sustainable agriculture and food security in changing climate conditions.
Answer: Lake Kariba
Lake Kariba, on the Zambezi River between Zambia and Zimbabwe, is the world's largest man-made lake by volume (180 cu km). Created by the Kariba Dam (1959), it supports fisheries, tourism, and hydropower generation.
Answer: Eravikulam
Eravikulam National Park in Kerala is the largest national park in the state (97 sq km), located in the Western Ghats. It is famous for the endangered Nilgiri Tahr and the Neelakurinji flower that blooms once every 12 years.
Answer: True
The Bullen discontinuity, at about 5,150 km depth, marks the boundary between Earth's liquid outer core and solid inner core. It is named after seismologist Keith Bullen. This boundary is critical for understanding Earth's magnetic field generation.
Answer: Maharashtra
Maharashtra is the largest producer of cashew in India, contributing about 30% of national production. Major cashew-growing regions are Konkan, Ratnagiri, and Sindhudurg. India is among the top global cashew producers and exporters.
Answer: Narmada
The Narmada River is called the 'River of Paradise' in Hindu mythology due to its sacred status and purifying properties. It is one of the seven holy rivers of India and flows westward through a rift valley between the Vindhya and Satpura ranges.
Answer: True
The Mikir Hills (now called Karbi Anglong) are located in Assam, forming part of the Meghalaya Plateau extension. The region is rich in biodiversity and home to the Karbi tribe. It receives heavy rainfall from the Southwest Monsoon.
Answer: National Chambal
National Chambal Sanctuary (spanning UP, MP, Rajasthan) is a critical habitat for the endangered Indian star tortoise. The sanctuary protects the Chambal River ecosystem, including gharials, red-crowned roof turtles, and migratory birds.
Answer: Cuba
Cuba is the largest island in the Caribbean (109,884 sq km) and the 17th-largest island in the world. Located at the entrance to the Gulf of Mexico, it has a tropical climate and rich cultural heritage. Havana is its capital.
Answer: Vizhinjam
Vizhinjam in Kerala is the site of India's first commercial wave energy project pilot. Wave energy harnesses ocean wave motion to generate electricity. India has an estimated wave energy potential of 40 GW along its 7,500 km coastline.
Answer: Nagarhole
Nagarhole National Park (Rajiv Gandhi National Park) in Karnataka is the largest national park in the state (644 sq km). It is part of the Nilgiri Biosphere Reserve and a Tiger Reserve, supporting elephants, tigers, and diverse wildlife.