SO2 pollution is indicated by
Deschampsia (grasses)
Sphagnum (Mosses)
Usnea (Lichens)
Cucurbita (climbers)
SO2 pollution is indicated by
Lichens indicate pollution by |
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Major aerosol pollutant present in the jet plane emission is |
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Which of the following shows biological amplification? |
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Ultra-violet light causes |
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The ultraviolet radiations in the stratosphere are absorbed by |
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Escherichia coli used as an indicator organism to determine pollution of water with |
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Eutrophication causes decrease in |
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Addition of phosphates and nitrates/fertilizers into water leads to |
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Ozone depletion in the stratosphere will cause |
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Measuring Biochemical Oxygen Demand (BOD) is a method used for |
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