Air Pollution MCQs

Which of these is a natural contaminant of air?

December 29, 2021

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Which of these is a natural contaminant of air?

Q. Which of these is a natural contaminant of air?

Dust
Pollen Grains
SO₂
Smoke

Answer: Pollen Grains

Which of these is a natural contaminant of air?

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Which of these is a natural contaminant of air?

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The particulate which is emitted by combustion of petroleum in automobiles and which affects hemoglobin formation is

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