The largest carbon sink among Earth's spheres is: MCQ with Answer and Explanation

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The largest carbon sink among Earth's spheres is:

A. Atmosphere

B. Forests

C. Grasslands

D. Oceans

Answer: Option D

Solution (By JKSSB Mock Tests)

Oceans absorb and store vast amounts of carbon dioxide, making them the largest active carbon sink.

This question belongs to: Geography GK Physical Geography

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Practice More Physical Geography Questions

Question #1

Trade winds blow from:

A. Subtropical Highs to Equatorial Low

B. Land to Sea

C. Poles to Equator

D. Equator to Poles

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Correct Answer: Option A

Explanation:
Trade winds originate in the subtropical high-pressure belts and blow toward the equatorial low-pressure zone.

This question belongs to: Geography GK Physical Geography

Question #2

Which lake is the deepest freshwater lake in the world?

A. Lake Victoria

B. Lake Superior

C. Lake Baikal

D. Caspian Sea

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Correct Answer: Option C

Explanation:
Lake Baikal in Russia is the world's deepest freshwater lake.

This question belongs to: Geography GK Physical Geography

Question #3

Mount Kilimanjaro is located in:

A. Tanzania

B. Kenya

C. Uganda

D. Ethiopia

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Correct Answer: Option A

Explanation:
Mount Kilimanjaro, Africa's highest peak, is located in Tanzania.

This question belongs to: Geography GK Physical Geography

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