What is the name of the jet stream that primarily affects the Indian monsoon? MCQ with Answer and Explanation

What is the name of the jet stream that primarily affects the Indian monsoon?
A. Polar Jet Stream
B. Arctic Jet Stream
C. Subtropical Jet Stream
D. Tropical Easterly Jet
Answer: Option D
Solution (By JKSSB Mock Tests)
The Tropical Easterly Jet (TEJ) is a high-altitude jet stream over the Indian Ocean and Africa that plays a crucial role in the onset and intensity of the Indian monsoon.

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Which of the following is the primary reason for the high rainfall in Mawsynram?
A. Cyclones
B. Orographic effect
C. Convection
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Correct Answer: Option B


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Mawsynram receives the highest rainfall due to the orographic effect of the Khasi Hills, which funnel moisture from the Bay of Bengal.

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Which of the following climate types is found in the Pacific Northwest of the United States?
A. Marine west coast
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D. Subarctic

Correct Answer: Option A


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The Pacific Northwest, including Washington and Oregon, has a marine west coast climate, with mild, wet winters and cool, relatively dry summers due to Pacific Ocean influence.

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