What is the name of the phenomenon where the wind direction changes with altitude? MCQ with Answer and Explanation

What is the name of the phenomenon where the wind direction changes with altitude?
A. Wind veering
B. Wind shear
C. Wind backing
D. Wind gradient
Answer: Option B
Solution (By JKSSB Mock Tests)
Wind shear is the change in wind speed and/or direction with altitude. It is an important factor in aviation and weather forecasting, especially for thunderstorm development.

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Practice More Climate and Weather Questions

Question #1
The 'break in monsoon' refers to:
A. A period of no rainfall during the monsoon season
B. The retreat of the monsoon
C. The end of the monsoon
D. The onset of the monsoon

Correct Answer: Option A


Explanation:
A 'break in monsoon' is a period of one or more weeks during the monsoon season when rainfall is significantly reduced or absent over most of the country. This occurs when the monsoon trough moves northwards towards the Himalayas.

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Question #2
The 'Walker Circulation' weakens during:
A. La Niña
B. Indian Ocean Dipole
C. Normal conditions
D. El Niño

Correct Answer: Option D


Explanation:
Walker Circulation weakens during El Niño as the trade winds weaken, allowing warm water to shift eastward across the Pacific.

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Question #3
Which of the following is a characteristic of a steppe climate?
A. Cold temperatures and snowfall
B. Hot temperatures year-round
C. Low rainfall and semi-arid conditions
D. High rainfall

Correct Answer: Option C


Explanation:
Steppe climates (Köppen BSh/BSk) are semi-arid, characterized by low rainfall (250-500 mm per year) and grasslands, often transitioning between deserts and more humid climates.

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