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Environmental Science

Environmental Science
The top layer of the lake is called as

Thermonion
Thermocline
Hypolimnion
Epilimnion

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Environmental Science
The transfer of heat by molecule-to-molecule contact is:

Convection
Conduction
Ultrasonic
Radiation

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Environmental Science
Air pollution can be of

b only
natural origin
artificial or man made origin
both a and b

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Environmental Science
Plantation produces around __________ percentage of industrial woods.

thirty
forty
fifty
twenty

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Environmental Science
Mobile combustion accounts

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

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Environmental Science
How many types of habitats are there in a biosphere?

6
2
4
3

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