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Answer: Aconcagua
Aconcagua in Argentina is the highest peak in South America and the Western Hemisphere at 6,961 meters. It is part of the Andes Range and is a popular mountaineering destination. The name may mean 'Stone Sentinel' in Quechua.
Answer: Kolkata
Kolkata Port (now Syama Prasad Mookerjee Port) is known as the 'Gateway of North East India'. It is India's oldest operating port (1870) and a riverine port on the Hooghly River. It serves the eastern and northeastern states.
Answer: Keibul Lamjao
Keibul Lamjao National Park in Manipur is the world's only floating national park, located on Loktak Lake. It is the last natural habitat of the endangered Sangai (brow-antlered deer). The park is made of floating phumdis (vegetation mats).
Answer: Krishna
The Nagarjuna Sagar Dam is built on the Krishna River, on the border of Telangana and Andhra Pradesh. It is one of India's earliest multipurpose projects, providing irrigation to drought-prone areas and generating hydroelectric power.
Answer: Madhya Pradesh
Madhya Pradesh is the largest producer of limestone in India, contributing about 20% of national production. Limestone is essential for cement, steel, and chemical industries. Major deposits are in Satna, Katni, and Jabalpur districts.
Answer: Iceland
Iceland is known as the 'Land of Fire and Ice' due to its unique combination of volcanoes (fire) and glaciers (ice). It sits on the Mid-Atlantic Ridge, making it geologically active with frequent eruptions and geothermal activity.
Answer: Divergent
Divergent plate boundaries, where tectonic plates move apart, create mid-ocean ridges through seafloor spreading. Magma rises to fill the gap, forming new oceanic crust. The Mid-Atlantic Ridge is a classic example.
Answer: West Bengal
West Bengal has the longest international border among Indian states, sharing approximately 2,217 km with Bangladesh. Arunachal Pradesh has the longest border with China (1,129 km), but West Bengal's total international border is the longest.
Answer: Narmada
The Narmada River is called the 'Lifeline of Gujarat' as it provides water for irrigation, drinking, and industry through projects like Sardar Sarovar Dam. The river is culturally significant and supports agriculture in the drought-prone regions of Gujarat.
Answer: Copenhagen
Copenhagen is the capital and largest city of Denmark, located on the islands of Zealand and Amager. It is known for its historic harbor, Nyhavn, Tivoli Gardens, and as the home of the Little Mermaid statue. Copenhagen is a hub for design and sustainability.
Answer: Assam
Assam is the largest producer of pineapple in India, contributing about 30% of national production. Pineapple is grown in the Brahmaputra Valley's humid climate. India is among the top global pineapple producers, with Kerala and Karnataka also significant.
Answer: Mississippi
The Mississippi River is nicknamed 'Old Man River' in American culture, popularized by the song from the musical Show Boat. The river's slow, meandering flow and historical significance in American development inspired the epithet.
Answer: Keoladeo Ghana
Keoladeo Ghana National Park (Bharatpur Bird Sanctuary) in Rajasthan is famous for the Indian roller and over 370 bird species. It is a UNESCO World Heritage Site and a critical wintering ground for migratory birds from Central Asia.
Answer: Pre-monsoon thunderstorms
Mango Showers are pre-monsoon thunderstorms in Kerala and Karnataka during March-April. They help in early ripening of mangoes and reduce summer heat. These showers are caused by convective activity and moisture from the Arabian Sea.
Answer: Kerala
India's first floating solar power project was commissioned in Kerala at the Banasura Sagar Dam reservoir in Wayanad (2019). Floating solar panels reduce water evaporation and land use. India aims to install 10 GW of floating solar by 2030.
Answer: Oslo
Oslo is the capital and largest city of Norway, located at the head of the Oslofjord. It is known for its green spaces, museums (Viking Ship Museum), and as a hub for maritime industries. Oslo hosted the 1952 Winter Olympics.
Answer: Glacial erosion
U-shaped valleys are formed by glacial erosion, where glaciers carve wide, steep-sided valleys with flat bottoms. In contrast, river erosion creates V-shaped valleys. U-shaped valleys are common in the Himalayas and Alps.
Answer: Lake Baikal
Lake Baikal in Siberia, Russia, is the world's largest freshwater lake by volume (23,600 cu km), holding about 20% of Earth's unfrozen surface freshwater. It is also the deepest (1,642 m) and oldest (25 million years) lake.
Answer: Mahanadi
The Mahanadi River is called the 'Lifeline of Chhattisgarh' as it provides water for irrigation, drinking, and industry. The river originates in Chhattisgarh and flows through Odisha. Major projects include the Mahanadi Reservoir and Hirakud Dam.
Answer: Stockholm
Stockholm is the capital and largest city of Sweden, built on 14 islands where Lake Mälaren meets the Baltic Sea. It is known for its beauty, innovation, and as the home of the Nobel Prize ceremonies (except Peace Prize, awarded in Oslo).