The highest layer of the atmosphere is: MCQ with Answer and Explanation

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The highest layer of the atmosphere is:

A. Thermosphere

B. Stratosphere

C. Mesosphere

D. Exosphere

Answer: Option D

Solution (By JKSSB Mock Tests)

The exosphere is the outermost layer of Earth's atmosphere and gradually merges with space.

This question belongs to: Geography GK Physical Geography

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Practice More Physical Geography Questions

Question #1

Which is the busiest canal in the world by trade significance?

A. Suez Canal

B. Corinth Canal

C. Kiel Canal

D. Panama Canal

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Correct Answer: Option A

Explanation:
The Suez Canal is one of the world's most strategically important trade routes.

This question belongs to: Geography GK Physical Geography

Question #2

The Mohs hardness of talc is:

A. 1

B. 2

C. 3

D. 4

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Correct Answer: Option A

Explanation:
Talc is the softest mineral on the Mohs hardness scale with a hardness value of 1.

This question belongs to: Geography GK Physical Geography

Question #3

Which biome stores the greatest amount of carbon in permafrost?

A. Savanna

B. Temperate Forest

C. Taiga

D. Tundra

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Correct Answer: Option D

Explanation:
Tundra regions contain massive carbon reserves trapped in frozen soils.

This question belongs to: Geography GK Physical Geography

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