Question

Which of the following is not an pollutant unless present in excess??
a. Sulphur Dioxide
b. Carbon Dioxide
c. Nitrogen dioxide
d. Carbon Monoxide
Please help me as fast as you can and O will mark you the brainliest.

Answer 1

Answer:

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B)CARBON DIOXIDE

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Answer 2

Answer:

Carbon Dioxide is not a pollutant unless present in excess.

hope it helps u.