EASY
11th CBSE
IMPORTANT
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Which of the following is not considered to be a pollutant?

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Important Questions on Environmental Chemistry

MEDIUM
11th CBSE
IMPORTANT
Which of the following has the greatest affinity for haemoglobin?
EASY
11th CBSE
IMPORTANT
Ozone in the stratosphere is depleted by
MEDIUM
11th CBSE
IMPORTANT
Which of the following is not involved in the formation of photochemical smog?
MEDIUM
11th CBSE
IMPORTANT
Which of the following is present in the maximum amount in acid rain?
MEDIUM
11th CBSE
IMPORTANT
High concentration of fluoride is poisonous and harmful to bones and teeth at levels over
MEDIUM
11th CBSE
IMPORTANT
Ozone is present in _____ (region) of the atmosphere.