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Environmental Science

Environmental Science
Environmental Protection Act was introduced in the year

1986
1989
1972
1988

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Environmental Science
Mobile combustion accounts

40-50% of air pollution
5-10 % of air pollution
50-60 % of air pollution
10-20% of air pollution

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Environmental Science
How much radiant energy will an object emit if its temperature is at absolute zero?

The maximum theoretical amount
None
Depends on the chemical composition of the object
The same as it would at any other temperature

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Environmental Science
Bears are usually hunted and killed for their

Gall bladder
Teeth
Skin
Nails

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Environmental Science
The time of day when the relative humidity reaches a maximum value is usually

At the time when the air temperature is lowest
In the middle of the afternoon
At the time when the air temperature is highest
About midnight
Just before sunrise

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Environmental Science
Example of primary pollutant

SO2
NO2
hydrocarbons
CO

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MORE MCQ ON Environmental Science

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