The photochemical smog is also called:

Related Mcqs:

1. Which are the primary constituents of photochemical smog?

   A. SO2 and CO2
   B. NO2 and hydrocarbons
   C. Carbon di-oxide and NO2
   D. Hydrocarbons and CFCs

2. Photochemical smog formed in congested metropolitan cities mainly consists of:

   A. Ozone, peroxyacetyl nitrate and No2
   B. Smoke, peroxyacetyl nitrate and SO2
   C. Hydrocarbons, SO2 and CO2
   D. Hydrocarbons, ozone and SO2

3. The photochemical smog was first seen in the year:

   A. 1933
   B. 1943
   C. 1953
   D. 1963

4. The photochemical smog appears:

   A. In the mid day
   B. At night
   C. In early morning
   D. At evening

5. Photochemical smog is related to the pollution of:

   A. Soil
   B. Water
   C. Noise
   D. Air

6. The classical smog was first observed to:

   A. Paris
   B. London
   C. Tokyo
   D. New York

7. The term smog coined by:

   A. Tansley
   B. Odum
   C. Clements
   D. Des Voeux

8. The classical smog was first observed in the year:

   A. 1885
   B. 1895
   C. 1905
   D. 1910

9. The classical smog mainly contains:

   A. Hydrocarbons only
   B. Hydrocarbons and SO2
   C. Hydrocarbons and N2O
   D. Particulate matter and SO2

10. The atmospheric UV radiations are absorbed in the zone called:

    A. Troposphere
    B. Stratosphere
    C. Mesosphere
    D. Thermosphere