Acid rain is caused by increase in the atmospheric concentration of
Ozone and dust
SO2 and NO2
SO3 and CO
CO2 and CO
Additional Questions
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In an area where DDT had been used extensively, the population of birds declined significantly because |
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Biochemical Oxygen Demand (BOD) in a river water |
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Montreal Protocol aims at |
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dB is a standard abbreviation used for the quantitative expression of |
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Shell of egg in bird becomes thin (not properly formed) due to the pollution of pesticides. This is due to interference in the activity of : |
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Which one of the following pairs of gases are the major causes of "Greenhouse Effect"? |
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BOD is connected with |
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According to Central Pollution Control Board (CPCB), which particulate size in diameter (in micrometers) of the air pollutants is responsible for greatest harm to human health? |
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Which one of the following is a wrong statement? |
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Phosphate pollution is brought about by |
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