Question

True / False :

1. The innermost layer of the earth is called core.

2. The combined form of natural minerals is called rocks.

3. Sial made up of Silica and Alumina.

4. Sulphur, Gypsum are non-metallic minerals.

5. Coal, Petrol, Natural gas etc. are considered power resources.

Answer 1

1. True

2. True

3. False

4. True

5. True