Online MCQs – Environmental Chemistry-1 The Atmosphere – Chemistry 10th

1. Which one of the following is a primary pollutant?

2. The waste or exhaust products produced by the burning of fossil fuels and organic materials are referred to as:

3. Ozone is a gas found in the layer:

4. Around 80% of the mass of the atmosphere is in the:

5. Ozone layer is part of:

6. It causes the production of smog.

7. Which of the following is the reason of global warming?

8. Atmospheric pressure decreases with the

9. Key contributor to the creation of acid rain is:

10. Second most abundant constituent of dry air in terms of volume after nitrogen is:

11. With respect to earth surface, the earth’s atmospheric layers are classified on the bases of:

12. The altitude on stratosphere is:

13. The second most abundant element in the atmosphere is:

14. Which is not part of greenhouse gases?

15. Weather in this layer affects our daily life.

16. The most abundant element in the atmosphere is:

17. The lowest layer of Earth’s atmosphere is:

18. Weather balloons go as high as the:

19. It is a major contributor to ozone depletion.

20. Troposphere altitudes varies from about: