Environment and Ecology
2016
Environmental Pollution
UPSC Practice Question
In the cities of our country, which among the following atmospheric gases are normally considered in calculating the value of Air Quality Index?
- Carbon dioxide
- Carbon monoxide
- Nitrogen dioxide
- Sulfur dioxide
- Methane
Select the correct answer using the code given below.
B.2, 3 and 4 only
D.1,2, 3, 4 and 5
C.1, 4 and 5 only
A.1,2 and 3 only