Environment Set- 5

No. of questions - 20

Time - 10 min

Negative marking : -0.25 mark

1. 
Which is the lowest layer of the atmosphere?
2. 
Which gas is filled in refrigerators?
3. 
Which of the following is not correctly matched?
4. 
Why is ozone layer useful to humanity?
5. 
Which human activity is most affected by climate?
6. 
Which one of the following is not responsible for the depletion of ozone layer?
7. 
Formation of ozone hole is maximum over
8. 
The greenhouse gas liberated by cud-chewing animals is
9. 
The radiation that is absorbed by ozone present in the atmosphere is
10. 
Ozone layer is above the earth crust around
11. 
Place where ozone layer is primly found is
12. 
Which of the following substances is/are ozone depleting?

1. Chlorofluoro carbons
2. Halans
3. Carbon tetrachloride
Select the correct answer from the
codes given below.Deselect Answer

13. 
Ozone protects biosphere from
14. 
Among the following greenhouse gases, which does not cause ozone pollution in the troposphere?
15. 
India’s first National Action Plan on climate change was released in
16. 
World Ozone day is celebrated on
17. 
Ozone hole is caused by
18. 
Ozone layer in atmosphere
19. 
Which of the following is not true about chlorofluoro carbon?
20. 
Harmful ultraviolet radiation coming from the sun can cause
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