| I. Water vapour in the atmosphere decreases with altitude. |
| II. It increases from equator towards the poles. |
| III. About 90% of atmospheric water vapour lies below 6 km. |
| IV. It preserves earth's radiated heat. |
A) I, II, III???
B) I, III, IV
C) I, II, III, IV
D) II, III, IV
Correct Answer: B
Solution :
Since temperature is high at the equator, there is higher rate of evaporation and hence higher amount of water vapour at the equator than at the poles.
You need to login to perform this action.
You will be redirected in
3 sec
