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Environmental Science

Environmental Science
In which year Silent Valley was declared as National Park?

1981
1988
1984
1982

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Environmental Science
The earth emits radiation with greatest intensity at:

Ultraviolet wavelengths
Visible wavelengths
Radio wavelengths
Infrared wavelengths

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Environmental Science
Fine organic or inorganic particles suspended in air is called

particulate pollutant
aerosol
gaseous pollutant
none of these

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Environmental Science
One atom of chlorine can destroy over __________ molecules of ozone.

100000
1000
25000
10000

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Environmental Science
Algal bloom results in

Eutrophication
Salination
Biomagnification
Global warming

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Environmental Science
Which of the following is not considered a temperature scale?

Fahrenheit
Calorie
Kelvin
Celsius

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