Related Questions

Which of the following is NOT a secondary air pollutant?
A Aldehydes
B Nitric oxide
C Ketones
D Nitrogen dioxide
Which of the following is not a gaseous air pollutant?
A Ozone
B Fumes
C Hydrogen sulphide
D Carbon
Which of the following is usually not an air-pollutant?
A Hydrocarbons
B Sulphur dioxide
C Carbon dioxide
D Nitrous oxide
Which of the following is a secondary air pollutant?
A SPM
B PAN
C SO2
D NO2
Which one of the following gases is most significant as air pollutant?
A Carbondioxide
B Oxygen
C Nitrogen
D Sulphur-dioxide
Which of the following is secondary air pollutant ?
A Photochemical smog
B NO2
C Dust particles
D SO2
Which of the following is the most severe air pollutant?
A Hydrocarbons
B NOx
C SO2
D CO
Which is the hazardous metallic pollutant in the air of Dhaka city ?
A Arsenic
B Carbon
C Zinc
D Lead
Lead exhausted in the atmosphere by automobiles using leaded petrol (i.e. tetraethyl lead for improving octane number) is a lethal air pollutant which causes
A Paralysis of muscles & loss of appetite
B Nervous depression
C Gastritis & diarrhea
D All of the above
Which is a secondary air pollutant?
A Photochemical smog
B Sulphur dioxide
C Nitrogen dioxide
D Dust particles

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