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Solution


Q.

The pollution due to oxides of sulphur gets enhanced due to the presence of:

(a) particulate matter
(b) ozone
(c) hydrocarbons
(d) hydrogen peroxide

Choose the most appropriate answer from the options given below:        [2022]
1 (a), (c), (d) only  
2 (a), (d) only  
3 (a), (b), (d) only  
4 (b), (c), (d) only  

Ans.

(3)