The outermost solid layer of the Earth is known as: MCQ with Answer and Explanation

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The outermost solid layer of the Earth is known as:

A. Asthenosphere

B. Crust

C. Core

D. Mantle

Answer: Option B

Solution (By JKSSB Mock Tests)

The crust is the Earth's outermost solid layer. It is thinner beneath oceans and thicker beneath continents.

This question belongs to: Geography GK Physical Geography

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Practice More Physical Geography Questions

Question #1

Which type of weathering is caused by plant roots breaking rocks?

A. Chemical Weathering

B. Mechanical Weathering

C. Biological Weathering

D. Thermal Weathering

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Correct Answer: Option C

Explanation:
Plant roots can penetrate rock cracks and break them apart, causing biological weathering.

This question belongs to: Geography GK Physical Geography

Question #2

Fresh snow has:

A. Low Albedo

B. High Albedo

C. Medium Albedo

D. Zero Albedo

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Correct Answer: Option B

Explanation:
Fresh snow reflects most incoming sunlight and therefore has a very high albedo.

This question belongs to: Geography GK Physical Geography

Question #3

The Great Lakes of North America were formed by:

A. River Deposition

B. Volcanic Activity

C. Wind Erosion

D. Glacial Action

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Correct Answer: Option D

Explanation:
The Great Lakes were carved out and shaped by continental glaciers.

This question belongs to: Geography GK Physical Geography

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