Lichens are important in the studies on atmospheric pollution because they
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Lichens are important in the studies on atmospheric pollution because they
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Biologists celebrate 5th June as
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Which is a non biodegradable pollutant?
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Some effects of SO2 and its transformation products on plants include
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Carbon dioxide is called as greenhouse gas because
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UV radiations cause
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All the following contribute to pollution except
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If water pollution continuous at its present rate, it will eventually
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Green muffler is used against which type of pollution?
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Chipko movement was first led by
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Black lung disease is common in
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‘Good Ozone’ is found in
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