pyq/2013/prelims/30
Acid rain is caused by the pollution of the environment by -
(A) Carbon dioxide and nitrogen
(B) Carbon monoxide and carbon dioxide
(C) Ozone and carbon dioxide
(D) Nitrous oxide and sulphur dioxide
Acid rain is caused by the pollution of the environment by -
(A) Carbon dioxide and nitrogen
(B) Carbon monoxide and carbon dioxide
(C) Ozone and carbon dioxide
(D) Nitrous oxide and sulphur dioxide