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Environmental Science

Environmental Science
Electromagnetic radiation with wavelengths between 0.4 and 0.7 micrometers is called:

Ultraviolet light
Infrared light
Microwaves
Visible light

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Environmental Science
Synecology deals with

Ecology of community
Ecology of many species
Ecology of many populations
None of these

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Environmental Science
A river with high BOD value is

highly polluted
highly clean
none of these
highly productive

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Environmental Science
Which gas is likely to be reduced in the atmosphere by deforestation?

Carbon dioxide
Nitrogen
Oxygen
Sulphur dioxide

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Environmental Science
What is lotic habitat?

Standing or still water habitat
Running water habitat
Marine habitat
Stagnant water

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Environmental Science
The carrying capacity of a population is determined by its

mortality
limiting resources
population growth rate
natality

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