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

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The hottest layer of the atmosphere is:

A. Stratosphere

B. Thermosphere

C. Mesosphere

D. Troposphere

Answer: Option B

Solution (By JKSSB Mock Tests)

The thermosphere experiences extremely high temperatures due to absorption of solar radiation.

This question belongs to: Geography GK Physical Geography

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Practice More Physical Geography Questions

Question #1

Which latitude receives direct sunlight on 22 December?

A. Equator

B. Tropic of Cancer

C. Arctic Circle

D. Tropic of Capricorn

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Correct Answer: Option D

Explanation:
On 22 December, the Sun's vertical rays fall on the Tropic of Capricorn.

This question belongs to: Geography GK Physical Geography

Question #2

Which geological era is known as the 'Age of Reptiles'?

A. Paleozoic

B. Cenozoic

C. Mesozoic

D. Precambrian

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Correct Answer: Option C

Explanation:
The Mesozoic Era (Triassic, Jurassic, Cretaceous) is known as the Age of Reptiles.

This question belongs to: Geography GK Physical Geography

Question #3

Which process is responsible for the formation of fold mountains?

A. Volcanism

B. Deposition

C. Weathering

D. Compression of crustal rocks

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Correct Answer: Option D

Explanation:
Fold mountains are formed when tectonic forces compress rock layers, causing them to bend and fold. The Alps and Himalayas are examples.

This question belongs to: Geography GK Physical Geography

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