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Environmental Science

Environmental Science
BOD of a river water is found very high. This means water

contain many dissolved minerals
contain Algae
is highly polluted
is clear

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Environmental Science
The transfer of heat by molecule-to-molecule contact is:

Ultrasonic
Conduction
Convection
Radiation

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Environmental Science
The formula for exponential population growth is

dN/rN = dt
dt/dN = rN
dN/dt = rN
rN/dN = dt

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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
10 micrometers, 30 micrometers
1 micrometer, 10 micrometers

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Environmental Science
The Term Smog was introduced in 1905 by

Canon
Hult
Des Voeux
Le Chatelier

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Environmental Science
Air pollution can be of

natural origin
both a and b
b only
artificial or man made origin

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MORE MCQ ON Environmental Science

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