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Environmental Science

Environmental Science
World Water Day is celebrated on ___________

43962
43987
43973
43912

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Environmental Science
What is troposphere?

Portion of air
Lowest layer of atmosphere where we survive
Portion of water
Portion of sky

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Environmental Science
What is Pedology?

Study of water
none
Study of soil
Study of air

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Environmental Science
The gas that shows the most variation from place to place and from time to time in the lower atmosphere:

Carbon dioxide (CO2)
Water vapour (H2O)
Argon (Ar)
Ozone (O3)
Methane (CH4)

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Environmental Science
If the air temperature increased, with no addition or removal of water vapour, the actual vapour pressure would:

Stay the same
Decrease
Increase
Become greater than the saturation vapor pressure

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Environmental Science
World's most problematic aquatic weed is

trapa
azolla
wolffia
eichornia

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MORE MCQ ON Environmental Science

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