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Environmental Science

Environmental Science
The mean of annual rainfall in India is

110 mm
85 cm
110 m
110 cm

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Environmental Science
Succession initiated on large sand deposits or deserts is called

Hydrosere
Psammosere
Oxylosere
Xerosere

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Environmental Science
Trichodermaharzianum has proved a useful microorganism for

reclamation of wastelands
biological control of soil-borne plant pathogens
bioremediation of contaminated soils
gene transfer in higher plants

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Environmental Science
What are rodenticides?

That kill rats
That kill insects
That kill crocos
That kill fishes

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Environmental Science
Mobile combustion accounts

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

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Environmental Science
The earth's atmospheric window is in the:

Ultraviolet region
Polar regions
Visible region
Infrared region

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MORE MCQ ON Environmental Science

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