Environmental Engineering Quiz Questions & Answers Pdf - 1

Question: 1

Which of the following constituent of air has the least percentage?

(A) Xenon

(B) Neon

(C) Argon

(D) Carbon dioxide

Question: 2

Which of the following is considered as the 'noble gas'?

(A) Oxygen

(B) Argon

(C) Ozone

(D) Hydrogen

Question: 3

All of the following pollutants affect heart except

(A) Arsenic

(B) Carbon monoxide

(C) Cadmium

(D) Lead

Question: 4

The atmosphere gets heated up mainly by

(A) Radiogenic heat

(B) Heat of the earth's interior

(C) Radiation from the earth's surface

(D) Direct sun rays

Question: 5

Thiosulphate is the antidote poisonous effect due to

(A) Cyanide

(B) Lead

(C) Mercury

(D) Arsenic