Which is a secondary air pollutant? Options: A . &nbspPhotochemical smog B . &nbspSulphur dioxide C . &nbspNitrogen dioxide D . &nbspDust particles

Which is a secondary air pollutant?

Question

Which is a secondary air pollutant?

Options:

A . Photochemical smog

B . Sulphur dioxide

C . Nitrogen dioxide

D . Dust particles

Answer: Option A

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Question 1. Which of the following is a secondary air pollutant?....

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Question 4. Sulphur dioxide present in the industrial chimney exhaust gases causes....

Question 5. Which of the following is not a practical method of low level radioactive waste disposal?....

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