State any two harmful effects each of :
Q. State any two harmful effects each of :
(a) Air pollution, and
(b) Water pollution.
Ans. (a) Two harmful effects of air pollution :
(i) Respiratory problems
(ii) Acid rain
(iii) Depletion of ozone layer
(iv) Global warming
(b) Two harmful effects of water pollution :
(i) Water borne diseases such as Typhoid , Cholera, Jaundice, etc.
(ii) Eutrophication
(iii) Biomagnification of chemicals
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