Most abundant water pollutant is
Industrial wastes
Pesticides
Detergents
Ammonia
Most abundant water pollutant is
Most harmful environmental pollutants are |
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The atmosphere of big metropolitan cities is polluted most by |
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Most hazardous metal pollutant of the automobile exhaust is |
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Which of the following pollutions forms Heat island? |
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Attack of asthma in certain persons may be due to |
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Non-Ionizing radiations with specific biological effects are |
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Ozone day is observed on |
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A chemical harmful released by Chlorofluorocarbon to ozone is |
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Ozone hole is largest over |
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Peeling of Ozone umbrella, which protects us from UV rays, is caused by |
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