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Environmental Issues

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  1. Photochemical smog pollution does not contain
    1. Nitrogen dioxide
    2. Carbon dioxide
    3. PAN (peroxy acyl nitrate)
    4. Ozone
Correct Option: B

Photochemical smog is made by the deposition of dust & carbon particles on the pollutant gases and water vapours. The gases found in photochemical smog are NO2, PAN, O3 etc.


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