Which of the following is the coldest layer of the atmosphere? MCQ with Answer and Explanation

Which of the following is the coldest layer of the atmosphere?
A. Thermosphere
B. Stratosphere
C. Troposphere
D. Mesosphere
Answer: Option D
Solution (By JKExamLibrary)
The mesosphere is the coldest layer of the atmosphere, with temperatures dropping to as low as -90°C at the mesopause.

This question belongs to: Geography GK Climate and Weather

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Practice More Climate and Weather Questions

Question #1 Report Error
The highest atmospheric pressure in India is recorded during:
A. Winter
B. Monsoon
C. Summer
D. Post-monsoon

Correct Answer: Option A


Explanation:
The highest atmospheric pressure is recorded during winter (January-February) when the land is colder and high-pressure systems develop over northern India.

This question belongs to: Geography GK Climate and Weather
Question #2 Report Error
Which of the following is a positive phase of the Indian Ocean Dipole?
A. Warmer than normal sea surface temperatures in the eastern Indian Ocean
B. Warmer than normal sea surface temperatures in the western Indian Ocean
C. No change in sea surface temperatures
D. Cooler than normal sea surface temperatures in the western Indian Ocean

Correct Answer: Option B


Explanation:
A positive Indian Ocean Dipole is characterized by warmer than average sea surface temperatures in the western Indian Ocean and cooler in the east.

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Question #3 Report Error
Which of the following lakes is a Ramsar site?
A. Loktak Lake
B. Wular Lake
C. Chilika Lake
D. All of the above

Correct Answer: Option D


Explanation:
All three - Chilika Lake, Loktak Lake, and Wular Lake - are designated as Ramsar sites (wetlands of international importance).

This question belongs to: Geography GK Climate and Weather