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Environmental Issues
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20/03/2022 8:53 pm
Topic starter
The smog is essentially caused by the presence of
(a) oxides of sulphur and nitrogen
(b) O2 and N2
(c) O2 and O3
(d) O3 and N2
1 Answer
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20/03/2022 8:55 pm
Correct answer: (a) oxides of sulphur and nitrogen
Explanation:
Smog is caused by oxides of sulphur and nitrogen.