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Environmental Science

Environmental Science
Which one of the following is not a primary pollutant?

Sulpuric acid
Nitrogen oxides
Particulate matter
Carbon monoxide

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

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

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Environmental Science
Symbiosis is shown by

Monotropa
Rafflesia
E.coli
Cuscuta

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Environmental Science
The combined albedo of the earth and the atmosphere is approximately ____ percent.

90
10
50
4
30

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Environmental Science
Night time temperatures rarely drop below the dew point temperature because

The dew will absorb all the heat
Saturation vapor pressures always increase at night
Both (b) and (c)
At saturation, latent heat of condensation is released into the air

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Environmental Science
The pyramid of biomass is inverted in

grassland ecosystem
tundra
fresh water ecosystem
forest ecosystem

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