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Environmental Science

Environmental Science
Which of the following gases has role an important in maintaining atmospheric temperature?

Oxygen
Argon
Carbon dioxide
Nitrogen

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Environmental Science
One greenhouse gas contributes 14% to total global warming and another contributes 6%. These are respectively identified as

CFCs and N2O
N2O and CO2
Methane and CFCs
CFCs and CO2
Methane and CO2

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Environmental Science
An association between two individuals or populations where both are benefitted and where neither can survive without the other is

commensalism
protocoperation
mutualism
competition

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Environmental Science
_________ is a source of all minerals.

soil
wildlife
water
air

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Environmental Science
Phytoplankton are

Producers of lakes
Producers of forest
Consumers of Ocean
Omnivores

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Environmental Science
Which functional feeding groups are involved in the process of in-stream physical breakdown of coarse material into fine particulate organic matter?

Collector filterers
Grazers
Collector gatherers
Shredders

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