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Which of the following are true ? (i...

Which of the following are true ?
(i) Benzene hexachloride is a non biodegradable pollutant.
(ii) Anthropogenic air pollutants are natural in origin.
(iii) Carbon monoxide is a primary air pollutant.
(iv) Sulphur dioxide causes brown air effect during traffic congestion in cities .

A

(i) and (iii)

B

(i) and (ii)

C

(ii) and (iii)

D

(ii) and (iv)

Text Solution

Verified by Experts

The correct Answer is:
A
Anthropogenic air pollutants are man made pollutants like emissions, burning of fossil fuels, mining, etc. Sulphur dioxide is produced in large quantity during smelting of metallic ores and burning of petroleum and coal in industries and by motor vehicles. It is the cause of acid rain.
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