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Environmental Science

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

Oxygen
Carbon dioxide
Argon
Nitrogen

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Environmental Science
What scale is useful to record the force of wind ?

Beau fort
Fajita
Richter
Decibel

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Environmental Science
_________ ecosystems are maintained artificially by man.

Man-made
Artificial
Brackish
Marine

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Environmental Science
The source of atmospheric oxygen is

Green Plants
Nitrogen cycle
Carbon Cycle
Water

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Environmental Science
Most of the natural gas used in the United States is consumed by

industry
residential use
transportation
electrical utilities

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Environmental Science
Green plants are absent in deep sea. Why?

Low temperature
High pressure
Great depth
Light is absent

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