Two statements are given below. They are Assertion (A) and Reason (R). Read both the statements carefully and choose the correct option:
Assertion (A) : Minerals are an indispensable part of our lives.
Reason (R) : All living things need minerals.
[1 marks]
Match Column I with Column II and choose the correct option:
| Column I (Minerals) | Column II (Major Mines) |
|---|---|
| a. Iron ore | i. Gaya |
| b. Mica | ii. Singarauli |
| c. Bauxite | iii. Chandrapur |
| d. Coal | iv. Maikala |
[1 marks]
Choose the correctly matched pair.
| (a) Ferrous | Natural Gas |
| (b) Non-Ferrous | Nickel |
| (c) Non-Metallic Minerals | Limestone |
| (d) Energy Minerals | Cobalt |
[1 marks]
(A) How is energy a basic requirement for economic development ? Explain.
OR
(B) How are conventional sources of energy different from non-conventional sources ? Explain.
[5 marks]
(35.1) Why is sustainable energy a key to sustainable development?
(35.2) Why is consumption of energy rising in all over India?
(35.3) Explain 'Energy saved is energy produced'.
[4 marks]