SSC Delhi Police Constable Driver 2025 Mock Test General Knowledge Indian Geography Indian Economic and Human Geography
Which of the following air quality parameters are present in System of Air Quality and Weather Forecasting And Research (SAFAR)?
1
Nitrogen Oxides, Carbon Monoxide, and Carbon Dioxide
2
Benzene, Xylene and Carbon Dioxide
3
PM2.5, PM10 and Sulphur Dioxide
4
Ozone, Nitrogen Oxides and Carbon Dioxide