Exfoliation is mainly caused by: MCQ with Answer and Explanation

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Exfoliation is mainly caused by:

A. River Erosion

B. Temperature Changes

C. Glacial Action

D. Sea Waves

Answer: Option B

Solution (By JKSSB Mock Tests)

Exfoliation occurs when outer rock layers peel off due to expansion and contraction from temperature variations.

This question belongs to: Geography GK Physical Geography

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Practice More Physical Geography Questions

Question #1

The wearing away of rocks by wind carrying sand particles is called:

A. Corrosion

B. Abrasion

C. Deposition

D. Attrition

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Correct Answer: Option B

Explanation:
Abrasion occurs when wind-driven particles scrape and wear away rock surfaces.

This question belongs to: Geography GK Physical Geography

Question #2

The mesopause is located between:

A. Thermosphere and Exosphere

B. Troposphere and Stratosphere

C. Mesosphere and Thermosphere

D. Stratosphere and Mesosphere

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Correct Answer: Option C

Explanation:
The mesopause marks the boundary between the mesosphere and thermosphere.

This question belongs to: Geography GK Physical Geography

Question #3

The largest carbon sink among Earth's spheres is:

A. Grasslands

B. Forests

C. Oceans

D. Atmosphere

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Correct Answer: Option C

Explanation:
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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