Question 1

The Kudremukh iron ore mines are located in which Indian state?

Accepted Answer

The Kudremukh iron ore mines are located in Karnataka, in the Chikkamagaluru district. Kudremukh was one of the largest iron ore mining operations in India before mining was stopped due to environmental concerns related to the Kudremukh National Park.

Question 2

Which of the following is the primary use of limestone in India?

Accepted Answer

Limestone is primarily used in cement production in India. Approximately 60-70% of limestone extracted is used by the cement industry. India is the world's 2nd largest cement producer, and limestone is the key raw material for cement manufacturing.

Question 3

Jharkhand is known for the production of which mineral resource?

Accepted Answer

Jharkhand is India's leading producer of coal. The state accounts for approximately 25-30% of India's total coal production. Major coal fields include Dhanbad, Giridih, and Bokaro. Jharkhand also has significant reserves of mica, iron ore, and copper.

Question 4

Which of the following minerals is India the world's largest producer of, as of 2024?

Accepted Answer

India is the world's largest producer of mica. India produces approximately 70% of the world's mica, with major reserves and production centers in Jharkhand, Andhra Pradesh, and Rajasthan. Mica is used in electrical insulation, cosmetics, and paint industries.

Question 5

Bauxite, the primary ore of aluminum, is mainly found in which region of India?

Accepted Answer

Bauxite is mainly found in the Eastern Ghats region of India, particularly in Odisha, Jharkhand, Chhattisgarh, and Andhra Pradesh. Odisha alone accounts for approximately 50% of India's bauxite reserves.

Question 6

Which of the following is the primary source of coal in India?

Accepted Answer

Bituminous coal is the primary source of coal in India, accounting for approximately 98% of India's coal reserves. It is used extensively in thermal power plants, steel production, and other industries.

Question 7

Which of the following minerals is India the world's largest producer of?

Accepted Answer

India is the world's largest producer of mica. The country produces approximately 70% of the world's mica, with major reserves in Jharkhand, Bihar, and Andhra Pradesh. Mica is used in electrical insulation, cosmetics, and paint industries.

Question 8

Which mineral is primarily mined in the Singhbhum region, located in Jharkhand?

Accepted Answer

Copper is the primary mineral mined in the Singhbhum region of Jharkhand. The Singhbhum Copper Belt is one of India's richest copper ore deposits, with major mining operations by Hindustan Copper Limited (HCL). The region also contains significant deposits of iron ore and other minerals.

Question 9

Which of the following states in India is the largest producer of bauxite ore, accounting for approximately 50% of the country's total bauxite production?

Accepted Answer

Odisha is India's leading bauxite-producing state, with major deposits in the Kalahandi, Koraput, and Rayagada districts. The state accounts for roughly 50% of India's bauxite output and hosts major aluminium smelting plants like Nalco and Hindalco.

Question 10

Bauxite, the primary ore of aluminum, is predominantly mined in which Indian state?

Accepted Answer

Odisha is India's largest bauxite-producing state, accounting for approximately 60% of national bauxite production. Major bauxite deposits are found in the Kalahandi, Koraput, and Rayagada districts. However, Jharkhand and Chhattisgarh also have significant bauxite reserves.

Question 11

Which country is the world's largest producer of rare earth elements as of 2023-2024?

Accepted Answer

China is the world's largest producer of rare earth elements (REEs), accounting for approximately 70% of global production. China dominates both mining and processing of REEs, which are critical for electronics, renewable energy, and defense applications. The United States is the second-largest producer.

Question 12

Which mineral is primarily mined in the Singhbhum district of Jharkhand?

Accepted Answer

Copper is the primary mineral mined in the Singhbhum district of Jharkhand. The district is home to India's largest copper reserves and the Copper Mines of Singhbhum (operated by Hindustan Copper Limited). The region accounts for approximately 50% of India's copper production.

Question 13

The Kolar Gold Field, historically one of India's richest mineral deposits, is located in which state?

Accepted Answer

The Kolar Gold Field is located in Karnataka (formerly Mysore State). It was one of the oldest and richest gold mining regions in India, operational since the 16th century and extensively developed during the British colonial period. Mining operations ceased in 2001.

Question 14

Which of the following minerals is India the world's largest producer of, as of 2023-2024?

Accepted Answer

India is the world's largest producer of mica, accounting for approximately 70% of global mica production. Mica is primarily mined in Jharkhand, Andhra Pradesh, and Rajasthan and is used in electrical insulation, cosmetics, and paint industries.

Question 15

Which of the following is the primary source of natural gas in India?

Accepted Answer

The Krishna-Godavari (KG) Basin in the Bay of Bengal is the primary source of natural gas in India. It accounts for approximately 60% of India's natural gas production. The basin is located off the coasts of Andhra Pradesh and Odisha. The Bombay High field in the Arabian Sea is the second-largest source.

Question 16

Which of the following statements about the Kudremukh iron ore deposit in Karnataka is CORRECT?

Accepted Answer

Kudremukh in the Chikkamagaluru district of Karnataka contains one of the largest magnetite iron ore deposits in Asia. The ore is of low grade (around 38% Fe) but exists in enormous quantities. The Kudremukh National Park overlaps the mining area, which led to significant environmental controversy and eventual closure of mining operations by the Supreme Court order in 2005. The ore was processed at Kudremukh and the slurry was transported via pipeline to Mangalore port for export.

Question 17

Which of the following states in India is the largest producer of bauxite ore, and in which mountain range are its primary deposits located?

Accepted Answer

Odisha is India's largest bauxite-producing state, accounting for approximately 50-55% of national production. The primary bauxite deposits in Odisha are located in the Eastern Ghats mountain range, particularly in districts like Koraput, Kalahandi, and Rayagada. Bauxite is the principal ore of aluminium and is essential for the aluminium industry.

Question 18

Which of the following states in India is the largest producer of bauxite ore, accounting for approximately 50% of India's total bauxite production?

Accepted Answer

Odisha is India's leading bauxite producer, with major deposits in the Eastern Ghats. The state accounts for roughly 50% of national bauxite output, followed by Jharkhand and Chhattisgarh. Bauxite is the primary ore of aluminum and is crucial for India's aluminum industry.

Question 19

Which mineral is primarily extracted from the Singhbhum district of Jharkhand, making India one of the world's largest producers of this mineral, and what is its primary industrial use?

Accepted Answer

Singhbhum district in Jharkhand is the world's largest copper ore reserve region and is the primary source of India's copper production. Copper extracted here is used extensively in electrical wiring, electronics, construction, and industrial machinery. India ranks among the top copper-producing nations globally due to Singhbhum's rich deposits.

Question 20

The Kudremukh iron ore mines in India, once among the world's largest, are located in which state, and what is the primary reason for their closure in recent years?

Accepted Answer

Kudremukh iron ore mines are located in Karnataka's Western Ghats region. The mines were closed in 2018 primarily due to environmental concerns, specifically to protect the Western Ghats ecosystem and water resources. The closure was mandated by the Ministry of Environment, Forest and Climate Change to preserve the biodiversity hotspot and ensure sustainable water management for downstream regions.

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