atmosphere-quiz

Atmosphere Quiz

by Clio LundbergPublished: October 16, 2025

The atmosphere is a complex and dynamic system that plays a crucial role in sustaining life on Earth. From the protective ozone layer to the weather patterns that shape our daily lives, understanding the atmosphere is key to appreciating our planet’s delicate balance. Dive into this quiz to test your knowledge and uncover fascinating facts about the Earth’s atmosphere. Good luck!
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Atmosphere Quiz
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1. Which layer of the Earth’s atmosphere is closest to the surface?
Hint: This layer contains most of the Earth’s weather phenomena.

Atmosphere Quiz Questions Overview

1. Which layer of the Earth’s atmosphere is closest to the surface?

Troposphere
Stratosphere
Mesosphere
Thermosphere

2. What is the primary gas found in the Earth’s atmosphere?

Oxygen
Carbon Dioxide
Nitrogen
Argon

3. Which atmospheric layer contains the ozone layer?

Troposphere
Stratosphere
Mesosphere
Exosphere

4. What is the main function of the ozone layer?

Absorbing ultraviolet radiation
Producing oxygen
Regulating temperature
Trapping greenhouse gases

5. Which layer of the atmosphere is known for its high temperatures due to solar activity?

Troposphere
Stratosphere
Mesosphere
Thermosphere

6. What phenomenon is commonly observed in the ionosphere?

Aurora Borealis
Hurricanes
Tornadoes
Rainbows

7. Which gas is primarily responsible for the greenhouse effect?

Oxygen
Nitrogen
Carbon Dioxide
Methane

8. What is the approximate percentage of oxygen in the Earth’s atmosphere?

21%
78%
0.03%
1%

9. In which layer of the atmosphere do most commercial airplanes fly?

Troposphere
Stratosphere
Mesosphere
Thermosphere

10. What is the main cause of the depletion of the ozone layer?

Carbon Dioxide
Methane
CFCs (Chlorofluorocarbons)
Nitrous Oxide

11. Which layer of the atmosphere is the coldest?

Troposphere
Stratosphere
Mesosphere
Thermosphere

12. What is the term for the boundary between the troposphere and the stratosphere?

Tropopause
Stratopause
Mesopause
Thermopause

13. Which gas is the second most abundant in the Earth’s atmosphere?

Oxygen
Nitrogen
Carbon Dioxide
Argon

14. What is the main component of smog that affects air quality?

Ozone
Carbon Dioxide
Methane
Sulfur Dioxide

15. Which layer of the atmosphere contains the ionosphere?

Troposphere
Stratosphere
Mesosphere
Thermosphere

16. What is the main purpose of the greenhouse effect?

Absorbing ultraviolet radiation
Trapping heat
Producing oxygen
Creating weather patterns

17. Which layer of the atmosphere is directly above the mesosphere?

Troposphere
Stratosphere
Thermosphere
Exosphere

18. Which gas is primarily responsible for acid rain?

Carbon Dioxide
Methane
Sulfur Dioxide
Nitrogen
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