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Environmental Science

Environmental Science
In an aquatic ecosystem, the depth to which light penetrates is called

aphotic
euphotic
nonphotic
photic

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Environmental Science
Barnacles growing on the back of whale is an example for

amensalism
commensalism
mutualism
parasitism

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Environmental Science
Global warming is caused by

CFCs
NO2
GHGs
CH4

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Environmental Science
Mulching helps in

improvements soil structure
soil fertility
soil sterility
moisture conservation

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

Carbon dioxide
Nitrogen
Sulphur dioxide
Oxygen

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Environmental Science
Carbon dioxide is a naturally-occurring component of the atmosphere.

1

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