railway RRB JE (CBT I + CBT II) Mock Test 2024 General Knowledge Geography (World Geography) Climatology
With reference to "water vapour", which of the following statements is/are correct?
1. It is a gas, the amount of which decreases with altitude.
2. Its percentage is maximum at the poles.
Select the answer using the code given below :
1
1 only
2
2 only
3
Both 1 and 2
4
Neither 1 nor 2