MCQ Chapter 3 Atmosphere and Climate Class 9 Social Science CBSE Board

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1. Which atmospheric layer helps in the reflection of radio waves back to the Earth?

Question 1 of 20

2. Auroras are mainly observed in which atmospheric layer?

Question 2 of 20

3. Which gases gradually escape into space from the exosphere?

Question 3 of 20

4. Weather refers to the atmospheric conditions over a:

Question 4 of 20

5. Climate refers to the average weather conditions of a place over:

Question 5 of 20

6. Which of the following is NOT an element of weather and climate?

Question 6 of 20

7. What is insolation?

Question 7 of 20

8. Why does temperature decrease from the equator towards the poles?

Question 8 of 20

9. Humidity refers to the presence of ________ in the air.

Question 9 of 20

10. As air becomes warmer, its capacity to hold water vapour:

Question 10 of 20

11. Which of the following is a form of precipitation?

Question 11 of 20

12. Which is the most common form of precipitation?

Question 12 of 20

13. A long absence of rainfall results in:

Question 13 of 20

14. Atmospheric pressure is the pressure exerted by the:

Question 14 of 20

15. Atmospheric pressure is highest at:

Question 15 of 20

16. As altitude increases, atmospheric pressure generally:

Question 16 of 20

17. High temperatures usually create which type of pressure area?

Question 17 of 20

18. High-pressure areas are generally associated with:

Question 18 of 20

19. Wind is the movement of air from:

Question 19 of 20

20. Winds are named after:

Question 20 of 20


 

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