Nonionising radiations specific biological effects UV radiations, Cheif source of water and soil pollution Mining, Thermal power plant and Agro industry

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Free Online Mock Biology Multiple Choice Test on Environment Pollution

Sub Category : Environment Pollution	Test : 4	Time Left :
1.SO2 and NO2 produce pollution by increasing
(1) Alkalinity (2) Acnity (3) Neutrality (4) Buffer action
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2.Nonionising radiations with specific biological effects are
(1) UV radiations (2) Beta rays (3) Gamma rays (4) X-rays.
1 2 3 4
3.Chief source of water and soil pollution is
(1) Mining (2) Thermal power plant (3) Agro industry (4) All the above.
1 2 3 4
4.Ultimate environmental hazard to man kind is due to?
(1) Nuclear pollution (2) Water pollution (3) Air pollution (4) Noise pollution
1 2 3 4
5.Noise pollution is measured in?
(1) Decibles (2) Hertz (3) Fathoms (4) Nanometres.

1 2 3 4
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Free Online Mock Biology Multiple Choice Test on Environment Pollution