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Environmental Science

Environmental Science
The planet with a strong greenhouse effect, whose surface temperature averages 480oC (900oF) is:

Pluto
None of these
Venus
Earth
Mars

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Environmental Science
Earth summit of Rio de Janeiro (1992) resulted in

Compilation of Red list
Conservation of biodiversity
IUCN
Establishment of biosphere reserves

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Environmental Science
Nitrogen oxide and hydrocarbons released by automobiles interact to form

CO
SO2
Aerosol
PAN

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Environmental Science
Zoos are examples for

exvivo conservation
in-vivo conservation
In-situ conservation
ex-situ conservation

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Environmental Science
The practical problem in hydrogen production is its

weight
atomicity
valency
chemical property

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

Ecosystem
Vegetation
Land fertility
Desertification

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