The sea water gets pollution mainly due to:

Related Mcqs:

1. The air pollution caused by phosphate fertilizer factories is due to:The air pollution caused by phosphate fertilizer factories is due to:

   A. Phosphene
   B. SiF4
   C. Dust
   D. Halogens

2. The river Periyar gets pollution mainly from:

   A. Tanneries
   B. Paper factories
   C. Chemical factories
   D. Sugar mills

3. In big cities, air pollution is mainly due to:

   A. Burning of fossil fuel
   B. Thermal power plants
   C. Sewage
   D. Suspended particles

4. The ground water pollution is due to excess of:

   A. DDT is a growth retardant
   B. Pesticides
   C. Minerals
   D. Carbon deposit

5. Minamata diseased was caused due to water pollution by:

   A. Lead
   B. Cyanides
   C. Methyl isocyanate
   D. Mercury

6. Thermal pollution in water bodies is caused due to discharge of:

   A. Hot water from power plants
   B. Hot chemicals from industries
   C. Waste from mines
   D. Waste from agricultural fields

7. Positive pollution of soil is due to:

   A. Excess use of fertilizers
   B. Addition of wastes on soil
   C. Reduction in soil productivity
   D. All of these

8. The main cause of pollution in metro cities is due to:

   A. Industries
   B. Automobiles
   C. Home fuel
   D. Trees

9. Maximum noise pollution in residential areas is due to:

   A. Traffic sirens
   B. Sirens and loud speakers
   C. Kitchen appliances, radio and TV
   D. Industries

10. The ‘blue baby syndrome’ is caused due to pollution by:

    A. Chlorides
    B. Cyanides
    C. Fluorides
    D. Nitrates