Question

Q17 Which among the following has been included as parameters under the Air Quality Index?
i) Carbon dioxide

ii) Ozone

iii) PM 2.5

iv) Sulphur dioxide

• A. a) i and ii Only
• B. b) i ii and iii Only
• C. c) ii, iii and iv Only
• D. d) All of the above

Answer 1

The correct option is C

c) ii, iii and iv Only

17 Ans.C

Explanation: There are six AQI categories, namely Good, Satisfactory, Moderately polluted, Poor, Very Poor, and Severe. The proposed AQI will consider eight pollutants (PM10, PM2.5, NO2, SO2, CO, O3, NH3, and Pb) for which short-term (up to 24-hourly averaging period)