Question 1.
The mineral used in the manufacture of steel is:
(a) Copper
(b) Lead
(c) Magnesium
(d) Manganese

Answer
Answer: (d) Manganese
Manganese is used in the manufacturing of steel.

Question 2.
The state which is the largest producer of manganese is:
(a) Gujarat
(b) West Bengal
(c) Bihar
(d) Orissa

Answer
Answer: (d) Orissa
Orissa is the largest producer of manganese.

Question 3.
The ……………………. mines of Madhya Pradesh produce 52 percent of India’s copper.
(a) Kolaghat
(b) Khetri
(c) Balaghat
(d) Singbhum

Answer
Answer: (c) Balaghat
The Balaghat mines in Madhya Pradesh produce 52 percent of India’s copper.

Question 4.
The most important bauxite deposits in the state of Orissa are in ……………………… district.
(a) Singbhum
(b) Khetri
(c) Balaghat
(d) Koraput

Answer
Answer: (d) Koraput
The most important bauxite deposits in the states of Orissa are in Koraput district.

Question 5.
The mineral made up of a series of plates or leaves in:
(a) Bauxite
(b) Lead
(c) Copper
(d) Mica

Answer
Answer: (d) Mica
The mineral made up of a series of plates or leaves is mica.

Question 6.
Nellore mica belt is in the state of:
(a) Orrisa
(b) Bihar
(c) Madhya Pradesh
(d) Andhra Pradesh

Answer
Answer: (d) Andhra Pradesh
Nellore mica belt is in the state of Andhra Pradesh.

Question 7.
The basic raw material for the cement industry and essential for smelting iron ore in the blast furnace is:
(a) Iron
(b) Mica
(c) Limestone
(d) Sodium chloride

Answer
Answer: (c) Limestone
Limestone is the basic raw material for the cement industry and essential for smelting iron ore in the blast furnace.

Question 8.
Low grade brown coal is known as:
(а) Bituminous
(b) Anthracite
(c) Lignite
(d) None of the above

Answer
Answer: (c) Lignite
Low grade brown coal is known as lignite.

Question 9.
The highest quality hard coal is:
(a) Bituminous
(b) Anthracite
(c) Lignite
(d) None of the above

Answer
Answer: (b) Anthracite
Anthracite is the hardest quality of hard coal.

Question 10.
Tertiary coals occur in which of the following:
(a) Orissa, West Bengal and Bihar
(b) Punjab, Haryana, Jammu and Kashmir
(c) Meghalaya, Assam, Arunachal Pradesh and Nagaland
(d) Gujarat, Kerala, Tamil Nadu and Karnataka

Answer
Answer: (c) Meghalaya, Assam, Arunachal Pradesh and Nagaland
Tertiary coals occur in the states of Meghalaya, Assam, Arunachal Pradesh and Nagaland.

Question 11.
About ………………… percent of India’s petroleum production is from Mumbai High.
(a) 63
(b) 73
(c) 83
(d) 93

Answer
Answer: (a) 63
About 63 percent of India’s petroleum production is from “Mumbai High.

Question 12.
Large reserves of natural gas have been discovered in the:
(a) Ganga – Godavari Basin
(b) Ganga – Yamuna Basi
(c) Ganga – Brahmaputra Basin
(d) Krishna – Godavari Basin

Answer
Answer: (d) Krishna – Godavari Basin
Large reserves of Natural gas have been discovered in the Krishna-Godavari Basin.

Question 13.
The number of thermal power plants in India is:
(a) 110
(b) 210
(c) 310
(d) 410

Answer
Answer: (c) 310
The number of Thermal Power Plants in India are 310.

Question 14.
Nuclear energy is obtained by altering the:
(a) Structure of atoms
(b) Structure of electrons
(c) Structure of protons
(d) None of the above

Answer
Answer: (a) Structure of atoms
Nuclear energy is obtained by altering the structure of atoms.

Question 15.
The largest solar plant of India is located at:
(a) Madhapur
(b) Khetri
(c) Kolhapur
(d) Jaisalmer

Answer
Answer: (a) Madhapur
The largest solar plant of India is located at Madhapur.

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