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Environmental Science

Environmental Science
World's most problematic aquatic weed is

trapa
wolffia
azolla
eichornia

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Environmental Science
Which one of the following environmental pollutants has the problem of biomagnifications?

SO2
NO3
O3 and CO2
Hg fungicides

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Environmental Science
The pyramid of numbers in a single tree is

Spindle shaped
Inverted
None of these
Upright

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Environmental Science
Acid deposition causes

lakes and forests to die
the greenhouse effect to lessen
all the above are correct
acid indigestion in humans

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Environmental Science
The presence of which is necessary for photosynthesis

Chlorophyll
Phosphorus
Polymer
Chloroform

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Environmental Science
One third of the global cases of Tuberculosis is in

Britain
India
Sweden
China

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MORE MCQ ON Environmental Science

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