A 'temperature inversion' occurs when: MCQ with Answer and Explanation

A 'temperature inversion' occurs when:
A. Temperature varies randomly
B. Temperature is constant with altitude
C. Temperature decreases with altitude
D. Temperature increases with altitude
Answer: Option D
Solution (By JKSSB Mock Tests)
A temperature inversion is a reversal of the normal temperature gradient in the troposphere, where temperature increases with altitude instead of decreasing. This traps pollutants and can cause fog and smog.

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Practice More Climate and Weather Questions

Question #1
What is the name of the phenomenon where there is a reversal of the surface winds and ocean currents in the Indian Ocean?
A. La Niña
B. Indian Ocean Dipole
C. Southern Oscillation
D. El Niño

Correct Answer: Option B


Explanation:
The Indian Ocean Dipole involves changes in sea surface temperatures and wind patterns across the Indian Ocean, leading to reversals in surface winds and currents during positive and negative phases.

This question belongs to: Geography GK Climate and Weather
Question #2
Which of the following is a characteristic of a polar continental air mass?
A. Cold and dry
B. Cold and humid
C. Warm and humid
D. Warm and dry

Correct Answer: Option A


Explanation:
Polar continental air masses are cold and dry, originating over snow-covered landmasses in polar or subarctic regions. They bring cold, stable, and dry weather.

This question belongs to: Geography GK Climate and Weather
Question #3
Which of the following is a characteristic of a polar maritime air mass?
A. Cold and humid
B. Cold and dry
C. Warm and dry
D. Warm and humid

Correct Answer: Option A


Explanation:
Polar maritime air masses are cold and humid, originating over cold ocean waters in polar regions. They often bring cool, cloudy, and wet weather to affected regions.

This question belongs to: Geography GK Climate and Weather