Atmosphere Multiple Choice Questions

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Earth’s Atmosphere Multiple Choice Questions (MCQs).

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11. In which atmosphere layer(s) of the Earth temperature increases with the altitude?
(A) Troposphere
(B) Stratosphere
(C) Troposphere and Stratosphere
(D) Stratosphere and Thermosphere

12. The increase of temperature with altitude in the stratosphere is due to
(A) low density of molecules
(B) high density of molecules
(C) absorption of ultraviolet radiation
(D) reflection of ultraviolet radiation

13. The increase of temperature with altitude in the thermosphere is due to
(A) low density of molecules
(B) high density of molecules
(C) absorption of ultraviolet radiation
(D) reflection of ultraviolet radiation

14. The coldest region of the Earth atmosphere is
(A) tropopause
(B) mesopause
(C) stratopause
(D) thermopause

15. The average temperature in the mesopause is about
(A) −25 °C
(B) −45 °C
(C) −65 °C
(D) −85 °C

ANSWERS: ATMOSPHERE MULTIPLE CHOICE QUESTIONS
11. (D) Stratosphere and Thermosphere
12. (C) absorption of ultraviolet radiation
13. (A) low density of molecules
14. (B) mesopause
15. (D) −85 °C