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Pre-Test
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1
Organisms in trophic level 3 are
A)detritivores.
B)herbivores.
C)carnivores.
D)producers.
2
The greatest variety of organisms in the oceans occurs in the
A)shallow water.
B)open sea surface.
C)deep sea water.
D)profundal zone.
3
A rain shadow is likely to develop
A)in almost any very hot climate.
B)at elevations exceeding 4,500 ft.
C)on the leeward side of a mountain.
D)on the north slope of a mountain.
E)near the equator.
4
The biomass of primary producers tend to be greater than that of the herbivores that consume them, but herbivore biomass tends to be less than the biomass of the predators that consume them.
A)True
B)False
5
In the earth's ecosystems, energy
A)is recycled and is never really lost.
B)flows from producers to consumers and back to producers.
C)flows in one direction, from producers to consumers.
D)is produced at all trophic levels.
E)Both 1 and 4





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