Which of the following is a major factor in the formation of a thunderstorm? MCQ with Answer and Explanation

Which of the following is a major factor in the formation of a thunderstorm?
A. Subsidence
B. High pressure
C. Unstable atmospheric conditions
D. Stable atmospheric conditions
Answer: Option C
Solution (By JKExamLibrary)
Thunderstorms form when there is atmospheric instability, meaning warm, moist air near the surface is forced to rise, leading to convection, condensation, and the development of cumulonimbus clouds.

This question belongs to: Geography GK Climate and Weather

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Question #1 Report Error
What is the name of the phenomenon where the atmospheric pressure in the Azores is higher than normal and in Iceland is lower than normal?
A. Madden-Julian Oscillation
B. Arctic Oscillation
C. North Atlantic Oscillation
D. Pacific-North American Pattern

Correct Answer: Option C


Explanation:
The North Atlantic Oscillation is a large-scale pattern of sea level pressure differences between the Azores (subtropical high) and Iceland (subpolar low).

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Question #2 Report Error
What is the 'Burst' of the monsoon?
A. The end of the monsoon
B. A drought
C. The sudden arrival of monsoon rains
D. A type of thunderstorm

Correct Answer: Option C


Explanation:
The 'Burst' of the monsoon refers to the sudden and abrupt onset of heavy rains that marks the beginning of the monsoon season after a period of pre-monsoon showers.

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Question #3 Report Error
What is the name of the phenomenon where the temperature increases with altitude in the stratosphere?
A. Solar radiation absorption
B. Greenhouse effect
C. Temperature inversion
D. Adiabatic cooling

Correct Answer: Option A


Explanation:
The increase in temperature with altitude in the stratosphere is due to the absorption of solar ultraviolet radiation by the ozone layer.

This question belongs to: Geography GK Climate and Weather