Question

Which of the following is secondary pollutant
(a) CO2
(b) O3
(c) CO
(d) SO2

Answer 1

here ur ans




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.the secondary pollution is SO2


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hope it helps u

Answer 2

Hello dear your answer is in down

Your correct answer is Option (d) SO2

Reason= it is invisible and has a nasty and sharp smell reacts easily with other substance to form of compounds such as sulphuric acid sulphuric acid and Sulphuric particles .about 99% of the Sulphur dioxide in air comes from human sources.


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I am Jitu