Available Answers

1. 1.

   Fill in the blanks:

   1. ____________ is a mineral in its natural unmined from.
   2. ____________ are formed when two or more metals are combined.
   3. ____________ is the most widespread mineral found in the earth's crust.
   4. ____________ is used to make steel tough and resistant to rusting.
   5. ____________ and ____________ are used to make jewellery.
   6. ____________ and ____________ are non-metallic minerals.
   7. ____________ is the largest producer and exporter of Mica in the world.
2. 2.

   Match the following:

   Column A	Column B
   1. Uranium	a. Good conductor of electricity
   2. Bauxite	b. Liquid Gold
   3. Copper	c. India's oldest oilfield
   4. Petroleum	d. A radioactive mineral
   5. Natural Gas	e. Eco-friendly fuel
   6. Digboi	f. Main source of aluminium

    

3. 3.

   Distinguish between Metallic and Non-metallic Minerals.

4. 4.

   Distinguish between Open-Cast Mining and Shaft Mining.

5. 5.

   Distinguish between LPG and CNG.

6. 6.

   What is a mineral?