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Environmental Science

Environmental Science
Which of the following zones in a lake suffers from lack of light and therefore limited photosynthesis is able to take place?

Euphotic
Littoral
Profundal
Pelagic

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Environmental Science
In ecological succession from pioneer to climax community, the biomass shall

increase continuously
no relation
increase and then decrease
decrease

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Environmental Science
_________ is an important factor that aggravates the effect of drought.

Acid Rain
Floods
Deforestation
Soil Erosion

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Environmental Science
Green revolution is associated with _________

fish culture
sericulture
agriculture
silviculture

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Environmental Science
Soil pollution is caused by

Aerosol
Acid rain
Ozone
PAN

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Environmental Science
"Smog" is a mixture of

Snow and Fog
Sulphur Dioxide and Fog
Smoke and Fog
Snow and Dust

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