Ekman transport results primarily from: MCQ with Answer and Explanation

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Ekman transport results primarily from:

A. Volcanic activity

B. Earth's magnetic field

C. Tidal action

D. Wind and Coriolis force

Answer: Option D

Solution (By JKSSB Mock Tests)

Ekman transport describes the net movement of water due to wind stress and the Coriolis effect.

This question belongs to: Geography GK Physical Geography

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The Southern Ocean surrounds:

A. Asia

B. Africa

C. Antarctica

D. Australia

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Correct Answer: Option C

Explanation:
The Southern Ocean encircles Antarctica.

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Question #2

The Doldrums correspond to:

A. Subpolar Low Pressure Belt

B. Polar High Pressure Belt

C. Subtropical High Pressure Belt

D. Equatorial Low Pressure Belt

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Correct Answer: Option D

Explanation:
The Doldrums are characterized by calm winds and low pressure near the Equator.

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Question #3

Which atmospheric phenomenon causes stars to twinkle?

A. Reflection

B. Refraction

C. Dispersion

D. Diffraction

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Correct Answer: Option B

Explanation:
Stars appear to twinkle because their light is refracted by layers of Earth's atmosphere.

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