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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Darwin conducted much of his research on a. | the Samoan
Islands. | c. | the Hawaiian
Islands. | b. | Manhattan Island. | d. | the Galápagos Islands. | | | | |
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2.
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The
hypothesis that evolution occurs at a slow, constant rate is known as a. | gradualism. | c. | natural
selection. | b. | slow motion. | d. | adaptation. | | | | |
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3.
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A
change in the frequency of a particular gene in one direction in a population is a result
of a. | natural
selection. | c. | chromosome
drift. | b. | acquired variation. | d. | balancing selection. | | | | |
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4.
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Mycobacterium tuberculosis a. | always responds to antibiotics. | b. | can mutate and
become resistant to antibiotics. | c. | is a harmless organism that normally occurs in human
lungs. | d. | has never responded to antibiotics. | | |
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5.
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Which
of the following statements is not true about members of subspecies? a. | Members of
different subspecies are not yet different enough to belong to separate
species. | b. | Members of one subspecies cannot interbreed with members of any
other such group. | c. | Subspecies often become increasingly different in response to
their environment. | d. | Divergence between subspecies occurs because natural selection
favors different survival strategies in different environments. | | |
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