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Question : 5
Total: 11
(i) State the essential function performed by ozone at the higher levels of the atmosphere.
(ii) Why was there a sharp in the amount of ozone in the atmosphere in 1980's.
(ii) Why was there a sharp in the amount of ozone in the atmosphere in 1980's.
Solution:
(i) Ozone layer at the higher levels of atmosphere shields the surface of the earth from ultraviolet (UV) radiations of the Sun.
(ii) Three was a sharp drop in the amount of ozone in the atmosphere in 1980's because synthetic chemicals like chlorofluorocarbons (CFCs) which are used as refrigerants and in fire extinguishers which was the major factor responsible for the decline in the ozone layer in the atmosphere.
(ii) Three was a sharp drop in the amount of ozone in the atmosphere in 1980's because synthetic chemicals like chlorofluorocarbons (CFCs) which are used as refrigerants and in fire extinguishers which was the major factor responsible for the decline in the ozone layer in the atmosphere.
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