Water Vapour Properties
Question
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.
Options
1 only
2 only
Both 1 and 2
Neither 1 nor 2
Explanation
Statement 1 is correct; water vapor is highly concentrated in the lower troposphere and rapidly decreases with altitude. Statement 2 is incorrect because the maximum percentage of water vapor is found in the warm, moist equatorial/tropical regions, whereas the cold air at the poles holds very little moisture.
Answer: (a).
Question details
Year
2024
Paper
GS Paper 1
Question
Q12
Subject
Geography
Sub-topic
Climatology & Atmosphere
Type
Statement-based
Difficulty
Medium
Nature
Static
Source hint
NCERT Geography Cl.11 Ch.8
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