UPSC Civil Services Prelims 2013
Question 56 of 64Environment and Ecology
Acid rain is caused by the pollution of environment by
ACarbon dioxide and nitrogen
BCarbon monoxide and carbon dioxide
COzone and carbon dioxide
DNitrous oxide and sulphur dioxide
Correct Answer
The correct answer is hidden
Explanation
26 words hidden ... the intended answer is nitrous oxide and sulphur dioxide, though in strict atmospheric chemistry discussions the ... 24 words hidden