Question

The region in atmosphere containing water vapour is:

• A. thermosphere
• B. stratosphere
• C. troposphere
• D. mesosphere

Answer 1

Answer: (C)

troposphere

The troposphere is the lowest region of the atmosphere, i;e., closest to earth's surface. It extends roughly to a height of about 11 km. This is the region of all living organisms including, animals and plants.

About 70% of the total mass of the atmosphere and practically all the water vapours and dust particles are concentrated in this region

Hence, the correct option is $\text{C}$