Question

7. Which of these is not a natural source of energy?
a. coal
b. petroleum
c. electricity
d. sun
8. Fossil fuels are
a. renewable but exhaustible.
b. renewable and inexhaustible.
c. non-renewable but can be recycled. d. non-renewable and cannot be recycled.
9. Which of these is not a fossil fuel?
b. LPG
c. petrol
d. hydrogen
10. Which of these is obtained by destructive distillation of coal?
b. coal
gas
2. CNG
d. methane
a. CNG
a. LPG​

Answer 1

Answer:

sun is a natural source of energy

Answer 2

Answer:

1)sun 2)non-renewable but can be recycled. d. non-renewable and cannot be recycled.3) lpg. 4)lpg