Question

Give 2 examples of each of the following:
i. Constituents of biosphere
ii. Fossil fuel
iii. Inert gases in the air.

Answer 1

I. hydrosphere, lithosphere and atmosphere.

ii. Coal, crude oil

iii. argon, helium

Answer 2

Answer:

1.hydrosphere, atmosphere and lithosphere.

2. Coal, oil, and natural gas

3.krypton, xenon and radon.