1. What are minerals?
A. Man-made substances
B. Organic compounds
C. Naturally occurring substances found in the earth
D. Artificial elements
Answer: C. Naturally occurring substances found in the earth
2. Bauxite is an ore of:
A. Iron
B. Copper
C. Aluminium
D. Zinc
Answer: C. Aluminium
3. Which of the following is known as ‘black gold’?
A. Gold
B. Coal
C. Petroleum
D. Copper
Answer: B. Coal
4. Which is a non-conventional source of energy?
A. Coal
B. Oil
C. Solar energy
D. Natural gas
Answer: C. Solar energy
5. Nuclear energy is obtained from:
A. Uranium and Thorium
B. Coal
C. Sunlight
D. Wind
Answer: A. Uranium and Thorium
6. How many types of minerals are there?
A. 1
B. 2
C. 3
D. 4
Answer: B. 2
7. Which one is a metallic mineral?
A. Limestone
B. Clay
C. Iron ore
D. Sand
Answer: C. Iron ore
8. What is mining?
A. Growing trees
B. Digging soil
C. Extracting minerals from the earth
D. Cutting forests
Answer: C. Extracting minerals from the earth
9. In which state is coal found in abundance?
A. Punjab
B. Gujarat
C. Jharkhand
D. Kerala
Answer: C. Jharkhand
10. Which source of energy is renewable?
A. Oil
B. Coal
C. Solar energy
D. Petroleum
Answer: C. Solar energy
11. Which organization explores mineral resources in India?
A. ISRO
B. Geological Survey of India
C. NITI Aayog
D. Forest Department
Answer: B. Geological Survey of India
12. Which of the following is a non-metallic mineral?
A. Iron
B. Gold
C. Limestone
D. Copper
Answer: C. Limestone
13. Hydel power is generated by:
A. Wind
B. Water
C. Sun
D. Steam
Answer: B. Water
14. Which state in India is rich in mineral resources?
A. Kerala
B. Odisha
C. Haryana
D. Tamil Nadu
Answer: B. Odisha
15. What is the main use of coal?
A. Cooking
B. Generating electricity
C. Building houses
D. Making clothes
Answer: B. Generating electricity
16. Guwahati is known for which plant?
A. Tea plantation
B. Oil refinery
C. Textile industry
D. Mining centre
Answer: B. Oil refinery
17. Lignite is a type of:
A. Gas
B. Petroleum
C. Coal
D. Metal
Answer: C. Coal
18. Which one is an alternative source of energy?
A. Diesel
B. Petrol
C. Wind energy
D. Coal
Answer: C. Wind energy
19. Why should we conserve energy?
A. It is infinite
B. It is cheap
C. It is limited and valuable
D. It is man-made
Answer: C. It is limited and valuable
20. How can we conserve energy?
A. Keep lights on
B. Use traditional bulbs
C. Use renewable sources
D. Increase fuel use
Answer: C. Use renewable sources