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

The highest layer of the atmosphere is:
A. Stratosphere
B. Exosphere
C. Thermosphere
D. Mesosphere
Answer: Option B
Solution (By JKExamLibrary)
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 Report Error
The supercontinent that existed about 300 million years ago was called:
A. Pangaea
B. Gondwanaland
C. Laurasia
D. Panthalassa

Correct Answer: Option A


Explanation:
Pangaea was the giant supercontinent that later broke apart into present-day continents.

This question belongs to: Geography GK Physical Geography
Question #2 Report Error
Which layer contains almost 99% of atmospheric water vapour?
A. Mesosphere
B. Stratosphere
C. Troposphere
D. Thermosphere

Correct Answer: Option C


Explanation:
The troposphere contains nearly all atmospheric moisture and is where weather occurs.

This question belongs to: Geography GK Physical Geography
Question #3 Report Error
Which line joins places of equal salinity in oceans?
A. Isohyet
B. Isotherm
C. Isobath
D. Isohaline

Correct Answer: Option D


Explanation:
Isohalines are lines connecting points with equal salinity.

This question belongs to: Geography GK Physical Geography