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Environmental Science

Environmental Science
Which one of the following cycle is not a gaseous biogeochemical cycle in ecosystem?

Phosphorus
Sulphur
Nitrogen
Carbon

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Environmental Science
All are primary pollutants except

Peroxyacetyl Nitrate (PAN)
Sulfur dioxide
Ammonia
Hydrogen sulfide

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Environmental Science
The effects of radioactive pollutants depends upon

All of these
Energy releasing capacity
Rate of deposition of the contaminant
Rate of diffusion

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Environmental Science
Air pollution is severe in

Cities
Densely populated areas
all of these
Industrialised areas

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Environmental Science
Almost all of the earth's weather occurs in the:

Stratosphere
Mesosphere
Thermosphere
Troposphere
Exosphere

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Environmental Science
Zoos are examples for

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

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