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Environmental Science

Environmental Science
The crucial species that determine the ability of large number of other species is termed as _________ species.

Significant
Keystone
Important
Crucial

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Environmental Science
Which of the following will decrease in a rising parcel of air?

Absolute humidity
All of these
Specific humidity
Relative humidity

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Environmental Science
Trophic levels are formed by

Organisms linked in food chain
only animals
Only carnivorous
Only plants

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Environmental Science
The nation whose government is promoting large families because of an aging population and low fertility rate is

China
the United States
India
France

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Environmental Science
Two-thirds of the world's known oil reserves are located in

Siberia
The middle east
Gulf of mexico and caribbean
Indonesia

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Environmental Science
Carbon dioxide is called greenhouse gas because it is

Transparent to sunlight but traps heat
Used in green-house to increase plant growth
Transparent to heat but traps sunlight
Transparent to both sunlight and heat

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