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Environmental Science

Environmental Science
A human population is small, there is a greater chance of :

genetic drift
natural selection
mutation
gene flow

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Environmental Science
During the afternoon the greatest temperature difference between the surface air and the air several meters above occurs on a:

Clear, calm afternoon
Cloudy, calm afternoon
Clear, windy afternoon
Cloudy, windy afternoon

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Environmental Science
Carbon dioxide is a naturally-occurring component of the atmosphere.

1

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Environmental Science
If the air temperature remains constant, evaporating water into the air will ____ the dew point and ____ the relative humidity.

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

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Environmental Science
Plants which grow in shade are called

Oxylophytes
Epiphytes
Heliophytes
Sciophytes

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Environmental Science
The average temperature of the earth is about __________ degree F.

57
59
65
67

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MORE MCQ ON Environmental Science

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