Which is the densest layer of the Earth? MCQ with Answer and Explanation

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Which is the densest layer of the Earth?

A. Outer Core

B. Mantle

C. Crust

D. Inner Core

Answer: Option D

Solution (By JKSSB Mock Tests)

The inner core is extremely dense due to immense pressure and its composition of iron and nickel.

This question belongs to: Geography GK Physical Geography

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Practice More Physical Geography Questions

Question #1

Who proposed the Continental Drift Theory?

A. James Hutton

B. Alfred Wegener

C. Harry Hess

D. Arthur Holmes

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Correct Answer: Option B

Explanation:
Alfred Wegener proposed the Continental Drift Theory in 1912, suggesting that continents were once joined together in a supercontinent called Pangaea.

This question belongs to: Geography GK Physical Geography

Question #2

Which is the world's largest continental shelf?

A. Indian Shelf

B. Australian Shelf

C. Brazilian Shelf

D. Siberian Shelf

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Correct Answer: Option D

Explanation:
The Siberian Continental Shelf is the largest continental shelf in the world.

This question belongs to: Geography GK Physical Geography

Question #3

A fjord is formed by:

A. Glacial Erosion

B. River Deposition

C. Volcanic Activity

D. Wind Erosion

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Correct Answer: Option A

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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