Which one of the following organisms is used as indicator of water quality??
A.Beggiota
B.Chlorella
C.Azospirillium
D.Escherichia
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B.Chlorella
C.Azospirillium
D.Escherichia
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Category: Pollution Mcqs
Carbon monoxide is a pollutant because:?
A.It reacts with O2
B.It inhibits glycolysis
C.Reacts with haemoglobin
D.Makes nervous system inactive
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B.It inhibits glycolysis
C.Reacts with haemoglobin
D.Makes nervous system inactive
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The particulate matter dispersed in the atmosphere is:?
A.Gaseous
B.Mainly gaseous
C.Non-gaseous
D.Mainly non-gaseous
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B.Mainly gaseous
C.Non-gaseous
D.Mainly non-gaseous
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A major component of gobar gas is:?
A.Ethane
B.Methane
C.Butane
D.Ammonia
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B.Methane
C.Butane
D.Ammonia
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The term ‘Bio-magnification’ refers to the:?
A.Growth of organism due to food consumption
B.Increase in population size
C.Blowing up of environmental issues by man
D.Increase in the concentration of non-degradable pollutants as they pass through food chain
E.Decrease in population size
B.Increase in population size
C.Blowing up of environmental issues by man
D.Increase in the concentration of non-degradable pollutants as they pass through food chain
E.Decrease in population size
Which plant has become a troublesome weed in agricultural fields??
A.Cyperus rotundus
B.Eichhornia creassipes
C.Parthenium hysterophorus
D.Chenopodium album
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B.Eichhornia creassipes
C.Parthenium hysterophorus
D.Chenopodium album
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The component of a living cell affected by the pollutant SO2 is:?
A.Nucleus
B.All cell membrane system
C.Cell wall
D.Plasmodesmata
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B.All cell membrane system
C.Cell wall
D.Plasmodesmata
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The minimata disease was first detected in:?
A.USA/Korea
B.Russia
C.China
D.Japan
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B.Russia
C.China
D.Japan
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The first international conference for globalizing the environmental problems ws held at:?
A.Stockholm
B.Paris
C.London
D.Tokyo
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B.Paris
C.London
D.Tokyo
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Most hazardous metal pollutant of automobile exhaust is:?
A.Hg
B.Cd
C.Pb
D.Cu
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B.Cd
C.Pb
D.Cu
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