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CHEMISTRY

Chemistry
The pollutant responsible for ozone holes is ________

SO2
CFC
CO2
CO

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Chemistry
Major gaseous pollutant of the thermal power station is

NH3
NO2
SO2
H2 S

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Chemistry
The gas causing acid rain in an industrial area is

Sulphur dioxide
Methane
Carbon monoxide
Carbon dioxide

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Chemistry
A powerful eye irritant present in smog is

Nitric oxide
Carbon dioxide
Peroxyacetyl nitrate
Sulphur dioxide

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Chemistry
CNG used in automobiles to check pollution, mainly consists of

N2
H2
CO2
CH4

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