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- Most hazardous metal pollutant of automobile exhausts is :
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- Disease caused by eating fish found in water contaminated with industr...
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- Ultraviolet radiation from sun causes a reaction that produces:
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- Which one is the most toxic ?
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- BOD is connected with :
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- Domestic waste mostly constitutes:
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- Classical smog occurs in places of :
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- Acid rain is due to increase in atmospheric concention of :
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- UV radiations bring about :
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- Eutrophication causes reduction in :
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- Which causes water pollution ?
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- Which is not a pollutant from exhaust of motor vehicle?
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- Air pollution is not caused by:
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- DDT is :
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- Increased asthmatic attacks in certain seasons are related to :
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- Ozone layer of upper atmosphere is being destroyed by :
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- Which one of the following dissolves more rapidly in blood haemoglobin...
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- Fishes die in water bodies polluted by sewage due to :
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- Burning of fossil fuels is the main source of pollution due to :
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- Which one is the major reason for pollution in big cities ?
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