Peeling of Ozone umbrella, which protects us from UV rays, is caused by
CFCs
CO2
PAN
Coal burning
Peeling of Ozone umbrella, which protects us from UV rays, is caused by
Fish die in water polluted by sewage due to |
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Ozone layer of upper atmosphere is being destroyed by |
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Noise pollution is measured in |
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Acid rain is caused by increase in the atmospheric concentration of |
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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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