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Environmental Science

Environmental Science
The intermediate developmental stages in the ecological succession is called

nudation
sere
climax
ecesis

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

Hg fungicides
O3 and CO2
SO2
NO3

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Environmental Science
Many freshwater animals cannot live for long in sea water and vice versa mainly because of the

Variations in light intensity
Spectral quality of solar radiation
Osmotic problems
Change in N levels
Change in the levels of thermal tolerance

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Environmental Science
________ is the degradation of land in arid, semi-arid and dry sub-humid areas.

Vegetation
Ecosystem
Land fertility
Desertification

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Environmental Science
Mobile combustion accounts

10-20% of air pollution
40-50% of air pollution
5-10 % of air pollution
50-60 % of air pollution

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Environmental Science
_________ is a mixture of 50 - 90% of methane

Bio diesel
Air
Natural gas
Water

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MORE MCQ ON Environmental Science

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