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Environmental Science

Environmental Science
The source of energy in an ecosystem is

R.N.A
Sunlight
ATP
N.A

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Environmental Science
All of the following are advantages of dams except

hydroelectric power
recreation
enhancing natural spawning patterns of fish
flood control

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Environmental Science
The destruction of habitat of plants and animals is called

endangered species
endemism
flood
habitat loss

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Environmental Science
Deforestation generally decreases

Drought
Rainfall
Soil erosion
Global Warming

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

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

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Environmental Science
The largest annual ranges of temperatures are found:

At polar latitudes over land
In the Northern Central Plains of the United States
At polar latitudes over water
At the Equator
At middle latitudes near large bodies of water

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