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The _______ is the largest national park in Uttar Pradesh.
- Dudhwa
- Pilibhit
- Katarniaghat
- Chandra Prabha
Answer: Dudhwa
Dudhwa National Park in Uttar Pradesh is the largest national park in the state (490 sq km). Located in the Terai region, it is part of the Dudhwa Tiger Reserve and supports tigers, rhinos, and swamp deer. The park is near the India-Nepal border.
The Gutenberg discontinuity is named after the inventor of the printing press.
- True
- False
Answer: False
The Gutenberg discontinuity is named after seismologist Beno Gutenberg, not Johannes Gutenberg (printing press inventor). It marks the boundary between Earth's mantle and outer core at about 2,900 km depth.
Which Indian state is the largest producer of soybean?
- Madhya Pradesh
- Maharashtra
- Rajasthan
- Uttar Pradesh
Answer: Madhya Pradesh
Madhya Pradesh is the largest producer of soybean in India, contributing about 50% of national production. Major soybean-growing districts are Indore, Ujjain, and Dewas. Soybean is used for oil, animal feed, and biodiesel.
Which river is known as the 'River of Dreams' in literature?
- Thames
- Seine
- Danube
- Rhine
Answer: Danube
The Danube River is called the 'River of Dreams' in European literature and music, notably in Johann Strauss's waltz 'The Blue Danube'. It flows through 10 countries and is the second-longest river in Europe after the Volga.
The Patkai Hills are located on the India-Myanmar border.
- True
- False
Answer: True
The Patkai Hills form part of the India-Myanmar border in Arunachal Pradesh, Nagaland, and Manipur. They are an extension of the Eastern Himalayas and part of the Indo-Burma biodiversity hotspot. The hills are home to diverse tribal communities.
Which sanctuary is famous for the Indian otter?
- National Chambal
- Bhitarkanika
- Chilika
- All of these
Answer: All of these
All three—National Chambal, Bhitarkanika, and Chilika—are important habitats for the Indian otter. This semi-aquatic mammal is an indicator of healthy freshwater ecosystems. Conservation efforts focus on reducing pollution and protecting riverine habitats.
The _______ is the largest lake in Antarctica.
- Lake Vostok
- Lake Ellsworth
- Lake Whillans
- Lake Mercer
Answer: Lake Vostok
Lake Vostok is the largest subglacial lake in Antarctica (12,500 sq km), buried under 4 km of ice. Discovered by satellite radar, it may contain unique microbial life isolated for millions of years. Research on the lake helps understand extremophile life.
Which is India's first commercial green hydrogen project location?
- Gujarat
- Tamil Nadu
- Karnataka
- Odisha
Answer: Gujarat
India's first commercial green hydrogen project was launched in Gujarat by Reliance Industries. Green hydrogen is produced using renewable energy and is crucial for decarbonizing industries like steel and cement. India aims to become a global green hydrogen hub.
The _______ is the largest national park in Rajasthan.
- Desert National Park
- Ranthambore
- Sariska
- Keoladeo
Answer: Desert National Park
Desert National Park in Rajasthan is the largest national park in the state (3,162 sq km). Located in the Thar Desert, it is famous for the Great Indian Bustard, blackbuck, and desert fox. The park showcases unique desert ecosystems.
India is the largest producer of tomatoes in the world.
- True
- False
Answer: True
India is the largest producer of tomatoes globally, contributing about 12% of world production. Major producing states are Andhra Pradesh, Karnataka, and Odisha. Tomatoes are a key vegetable crop used in cooking and processed foods.
The _______ crop is known as the 'Crop of Peace' due to its role in food security.
- Rice
- Wheat
- Pulses
- Millets
Answer: Pulses
Pulses are called the 'Crop of Peace' due to their role in food security, nutrition, and sustainable agriculture. They fix nitrogen in soil, reducing fertilizer needs. The UN declared 2016 as the International Year of Pulses, recognizing their importance.
Which is the world's largest salt flat?
- Salar de Uyuni
- Etosha Pan
- Makgadikgadi Pan
- Bonneville Salt Flats
Answer: Salar de Uyuni
Salar de Uyuni in Bolivia is the world's largest salt flat (10,582 sq km). Formed by the transformation of prehistoric lakes, it contains about half the world's lithium reserves. During the rainy season, it becomes a giant mirror reflecting the sky.
The _______ is the largest national park in West Bengal.
- Sundarbans
- Gorumara
- Jaldapara
- Buxa
Answer: Sundarbans
Sundarbans National Park in West Bengal is the largest national park in the state (1,330 sq km). It is part of the world's largest mangrove forest and a UNESCO World Heritage Site. The park is famous for the Royal Bengal Tiger and estuarine crocodiles.
The Mohorovičić discontinuity is named after a Croatian seismologist.
- True
- False
Answer: True
The Mohorovičić discontinuity (Moho) is named after Croatian seismologist Andrija Mohorovičić, who discovered it in 1909. It marks the boundary between Earth's crust and mantle, identified by a sudden increase in seismic wave velocity.
Which Indian state is the largest producer of mustard?
- Rajasthan
- Haryana
- Uttar Pradesh
- Madhya Pradesh
Answer: Rajasthan
Rajasthan is the largest producer of mustard (rapeseed) in India, contributing about 40% of national production. Major mustard-growing districts are Bharatpur, Alwar, and Sawai Madhopur. Mustard oil is a key cooking oil in North India.
Which river is known as the 'River of Life' in Egypt?
- Nile
- Blue Nile
- White Nile
- Atbara
Answer: Nile
The Nile River is called the 'River of Life' in Egypt as it has sustained civilization for over 5,000 years. Its annual floods deposited fertile silt, enabling agriculture. The Aswan High Dam now controls flooding and generates hydropower.
The Shivalik Hills are the outermost range of the Himalayas.
- True
- False
Answer: True
The Shivalik Hills (Outer Himalayas) are the southernmost and youngest range of the Himalayas, formed 2-20 million years ago. They are composed of unconsolidated sediments and are prone to landslides. The Shivaliks extend from Jammu to Assam.
Which sanctuary is famous for the Indian python?
- National Chambal
- Bhitarkanika
- Sultanpur
- All of these
Answer: All of these
All three—National Chambal, Bhitarkanika, and Sultanpur—are important habitats for the Indian python. This large non-venomous snake is protected under Schedule I of the Wildlife Protection Act. Conservation focuses on reducing human-snake conflict.
The _______ is the largest lake in Australia.
- Lake Eyre
- Lake Torrens
- Lake Gairdner
- Lake Frome
Answer: Lake Eyre
Lake Eyre (Kati Thanda) is the largest lake in Australia (9,500 sq km when full), located in South Australia. It is usually dry and fills only during heavy rainfall. The lake is a sacred site for Aboriginal people and an important wetland for birds.
Which is India's first commercial carbon capture project location?
- Gujarat
- Tamil Nadu
- Maharashtra
- West Bengal
Answer: Gujarat
India's first commercial carbon capture and utilization project was established in Gujarat by ONGC. It captures CO2 from industrial emissions for enhanced oil recovery. Carbon capture technology is crucial for India's net-zero emissions target by 2070.