Thermohaline circulation is driven primarily by variations in: MCQ with Answer and Explanation

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Thermohaline circulation is driven primarily by variations in:

A. Wind speed

B. Ocean depth and tides

C. Pressure and humidity

D. Temperature and salinity

Answer: Option D

Solution (By JKSSB Mock Tests)

Thermohaline circulation depends on differences in water density caused by temperature and salinity.

This question belongs to: Geography GK Physical Geography

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Practice More Physical Geography Questions

Question #1

The world's largest coral reef system is:

A. Red Sea Reef

B. Great Barrier Reef

C. Maldives Reef

D. Belize Barrier Reef

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Correct Answer: Option B

Explanation:
The Great Barrier Reef off Australia's coast is the largest coral reef system in the world.

This question belongs to: Geography GK Physical Geography

Question #2

Which line joins places receiving equal rainfall?

A. Isohyet

B. Contour

C. Isobar

D. Isotherm

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Correct Answer: Option A

Explanation:
Isohyets connect points of equal rainfall on maps.

This question belongs to: Geography GK Physical Geography

Question #3

A fjord is formed by:

A. River Deposition

B. Volcanic Activity

C. Wind Erosion

D. Glacial Erosion

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Correct Answer: Option D

Explanation:
Fjords are deep, narrow sea inlets formed when glaciers carve valleys that later become flooded by seawater.

This question belongs to: Geography GK Physical Geography

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