The mantle extends up to a depth of approximately: MCQ with Answer and Explanation

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The mantle extends up to a depth of approximately:

A. 6371 km

B. 100 km

C. 35 km

D. 2900 km

Answer: Option D

Solution (By JKSSB Mock Tests)

The mantle extends from the base of the crust to about 2900 km depth and constitutes the largest portion of Earth's volume.

This question belongs to: Geography GK Physical Geography

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Practice More Physical Geography Questions

Question #1

The Great Lakes of North America were formed by:

A. Wind Erosion

B. River Deposition

C. Glacial Action

D. Volcanic Activity

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Correct Answer: Option C

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

This question belongs to: Geography GK Physical Geography

Question #2

The Hawaiian Islands were formed by:

A. Glacial Deposition

B. Transform Faulting

C. Hotspot Volcanism

D. River Sedimentation

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Correct Answer: Option C

Explanation:
The Hawaiian Islands formed as the Pacific Plate moved over a stationary mantle hotspot.

This question belongs to: Geography GK Physical Geography

Question #3

The San Andreas Fault is an example of a:

A. Reverse Fault

B. Normal Fault

C. Transform Fault

D. Thrust Fault

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Correct Answer: Option C

Explanation:
The San Andreas Fault in California is a transform fault where plates slide past each other.

This question belongs to: Geography GK Physical Geography

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