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ENVIRONMENTAL SCIENCE

Environmental Science
Ultraviolet radiation which is not lethal but harm to the organism is

0.32-0.4
0.4-0.5
0.1 to 0.28
0.28-0.32

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Environmental Science
If all the water vapour in the atmosphere were to condense and fall to the ground, the globe would be covered with about ______ of water.

1 inch
1 meter
1 foot
1 millimeter

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Environmental Science
The total mass of water vapour stored in the atmosphere at any moment is about ____ of the world's supply of precipitation.

1 week
1 month
1 day
1 year

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Environmental Science
The sun emits a maximum amount of radiation at wavelengths near ____, while the earth emits maximum radiation near wavelengths of ____.

0.5 micrometers, 10 micrometers
0.5 micrometers, 30 micrometers
1 micrometer, 10 micrometers
10 micrometers, 30 micrometers

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Environmental Science
Thickness of plastic cover permissible to use

100 Microns
50 Microns
20 Microns
10 Microns

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