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In cities like Bombay and Calcutta the m...

In cities like Bombay and Calcutta the major air pollutants are

A

Ozone

B

Carbon monoxide and oxides of sulphur

C

Hydrocarbons and hot air

D

Algal spores and marsh gas.

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The correct Answer is:
B
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ALLEN-ORGANISM & ENVIRONMENT AND DEMOGRAPHY-EXERCISE-I
  1. If water pollution continues at its present rate, it will eventually

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  2. Exposure of plants to high fluoride concentration results in necrosis ...

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  3. In cities like Bombay and Calcutta the major air pollutants are

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  4. Recent reports of acid rains industrial cities are due to the effect o...

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  5. Which is the greatest air pollutant these days?

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  6. Removal of the soil by the action of wind and water is known as

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  7. Eutrophication refers to

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  8. Photochemical smog was first observed in

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  9. Domestic waste will lead to

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  10. The major source of BOD in the river Ganga is

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  11. If a lake is contaminated with DDT, its highest concentration would be...

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  12. The most harmful air pollutant produced by automobiles is

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  13. Sewage water can be purified by

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  14. Major aerosol pollutant in jet plance emission is

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  15. It is said that TajMahal may be destroyed due to

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  16. Melting of ice caps is due to a)Depletion of ozone layer b)Global warm...

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  17. Cotton dust produced in industry during ginning process causes

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  18. Some effect of sulphur dioxide and its transformation products on plan...

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  19. All the following contribute to pollution except-

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  20. The molecular action of ultraviolet light is mainly reflected through:

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