Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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Biodiversity measures the number of species living within a(n) a. | ecosystem. | c. | organism. | b. | habitat. | d. | community. | | | | |
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2.
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cows
: herbivores :: a. | horses :
carnivores | c. | algae :
consumers | b. | plants : producers | d. | caterpillars : producers | | | | |
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3.
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Refer
to the illustration above. The diagram, which shows how energy moves through an ecosystem, is known
as a a. | habitat. | c. | food
net. | b. | food
chain. | d. | food
web. | | | | |
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4.
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Refer
to the illustration above. Leopard seals are a. | producers. | c. | herbivores. | b. | omnivores. | d. | carnivores. | | | | |
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5.
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Animals that feed on plants are at least in the a. | first trophic
level. | c. | third trophic
level. | b. | second trophic level. | d. | fourth trophic level. | | | | |
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