In the cities of our country, which among the following atmospheric gases are normally considered in calculating the value of Air Quality Index? 1. Carbon dioxide 2. Carbon monoxide 3. Nitrogen dioxide 4. Sulfur dioxide 5. Methane Select the correct answer using the code given below.

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UPSC Question: In the cities of our country, which among the following atmo...

Environment and Ecology

2016

Environmental Pollution

In the cities of our country, which among the following atmospheric gases are normally considered in calculating the value of Air Quality Index?

Select the correct answer using the code given below.

D.1,2, 3, 4 and 5

B.2, 3 and 4 only

A.1,2 and 3 only

C.1, 4 and 5 only