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Environmental Science

Environmental Science
All are physical pollutants except

radiations
heat
sound
soot

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Environmental Science
A Hawk that eats a frog is a

Producer
Secondary Consumer
Tertiary Consumer
Primary Consumer

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

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

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Environmental Science
_________ energy is the main driving force of the ecological system.

Solar
Hydro
Mechanical
Electric

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Environmental Science
If very cold air is brought indoors and warmed with no change in its moisture content, the saturation vapor pressure of this air will______ and the relative humidity of this air will_____ .

Decrease, decrease
Increase, increase
Decrease, increase
Increase, decrease

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Environmental Science
_________ is a mixture of 50 - 90% of methane

Air
Natural gas
Water
Bio diesel

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MORE MCQ ON Environmental Science

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