1.

Central Pollution Control Board (CPCB) has ranked which three states first, second and third among 112 most polluted sites in the country?

A. Assam, Punjab, Rajasthan
B. Maharashtra, Punjab, Rajasthan
C. Odisha, Uttar Pradesh and Delhi
D. Delhi, Punjab, Rajasthan
Answer» D. Delhi, Punjab, Rajasthan


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