Chemical Engineering Environmental Engineering MCQ Questions Pdf - 1
Question: 1
Inorganic impurities causing water pollution is
(A) protein
(B) salts and minerals
(C) carbohydrates
(D) fats
Ans: B
salts and minerals
Question: 2
Which of the following is not a secondary air pollutant?
(A) sulphur dioxide
(B) ozone
(C) photochemical smog
(D) all a, b and c
Ans: A
sulphur dioxide
Question: 3
Which of the following gases has the least impact on global warming?
(A) carbon dioxide
(B) methane
(C) nitrous oxide
(D) carbon monoxide
Ans: D
carbon monoxide
Question: 4
Green house effect refers to increase in
(A) carbon monoxide
(B) atmosphere pressure
(C) greenery
(D) global temperature
Ans: D
global temperature
Question: 5
The burning of fuel containing trace amounts of chlorine cannot emit which pollutant?
(A) carbon monoxide
(B) furans
(C) dioxins
(D) hydrogen chloride
Ans: A
carbon monoxide
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