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Environmental Science

Environmental Science
Air is composed of gases, water vapours and

dust particles
rainfall
snowfall
light

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Environmental Science
The most important human activity, leading to the extinction of wildlife, is

Hunting for valuable wildlife products
Alternation and destruction of the natural habitats
Pollution of wildlife, is
Introduction of alien species

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Environmental Science
Which of the following can be used as a method of protecting an orchard from damaging low temperatures during a radiation inversion?

Orchard heaters
Wind machines
All of these
Irrigation (cover the area with water)

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Environmental Science
The dew point temperature is a measure of the total amount of water vapor in the air.

1

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Environmental Science
Sedimentation is a

Primary water treatment
Tertiary water treatment
Secondary water treatment
Final process

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Environmental Science
On the average, about what percentage of the solar energy that strikes the outer atmosphere eventually reaches the earth's surface?

0.15
0.05
0.7
0.5
0.3

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MORE MCQ ON Environmental Science

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