engineering recuitment OPSC Assistant Industries Officer Mock Test 2025 Environmental Engineering Air and Noise Pollution
Which of the following statement is correct regarding Air quality index?
I. The Air Quality index is also referred as the Pollutant Standard Index
II. Air quality index is a number used by the air quality monitoring agencies to inform the public about the quality of air in their vicinity
1
Only II
2
Both I and II
3
Neither I nor II
4
Only I