EXAMIANS
The commonest form of iron & manganese found in ground water as pollutant is in the form of their
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The amount of coagulant needed for coagulation of water increases with(i) Increase in turbidity of water(ii) Decrease in turbidity of water(iii) Increase in temperature of water(iv) Decrease in temperature of waterThe correct answer is
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Which of the following is the most active zone of atmosphere in which weathering events like rain, storm & lightning occur?
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Atmospheric pollution caused by the exhaust gas of supresonic transport air-crafts is mostly in the atmospheric region called
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Which of the following is a secondary air pollutant?
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Inhalation of lead compounds present in the automobile exhausts (using leaded petrol) causes
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Most efficient and suitable dust removal equipment for removal of flyash from flue gas in a thermal power plant is the
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Polyvinyl chloride containers are not suitable for storing
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Smog is
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Presence of soluble organics in polluted water causes
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