Home / Unit-11 Environmental Chemistry Air / Question
MCQ
What is the approximate percentage of carbon dioxide in the atmosphere?
Unit-11 Environmental Chemistry Air
A 0.93%
B 0.03%
C 3%
D 21%
Explanation

Carbon dioxide is a trace gas, making up only about 0.03% of the atmosphere.

Related MCQs

Which human activity has contributed most to the rise in atmospheric carbon dioxide?
Unit-11 Environmental Chemistry Air View
Which of the following is NOT a greenhouse gas?
Unit-11 Environmental Chemistry Air View
Which of the following is a major effect of acid rain?
Unit-11 Environmental Chemistry Air View
Which process removes carbon dioxide from the atmosphere?
Unit-11 Environmental Chemistry Air View
Which component of air varies with time and place?
Unit-11 Environmental Chemistry Air View
Which gas is considered the main greenhouse gas?
Unit-11 Environmental Chemistry Air View