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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Natural selection causes a. | changes in the environment. | b. | plants and
animals to produce more offspring than can survive. | c. | changes in the
frequency of certain alleles in a population. | d. | All of the
above | | |
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2.
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Which
of the following are examples of fossils? a. | shells or old bones | b. | any traces of
dead organisms | c. | footprints of human ancestors, insects trapped in tree sap, and
animals buried in tar | d. | All of the above | | |
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3.
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vestigial structures : macroevolution :: a. | homologous
structures : common ancestry | b. | common ancestry : fossils | c. | common ancestry
: rock | d. | homologous structures : unrelated
species | | |
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4.
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Populations of the same species living in different places a. | do not
vary. | b. | always show balancing selection. | c. | have a half-life
in relation to the size of the population. | d. | become increasingly different as each becomes adapted to its
own environment. | | |
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5.
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In
order to fit into their habitat, the Galapágos finches had a. | not
changed. | c. | evolved. | b. | migrated. | d. | None of the above | | | | |
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