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 is the process by which a. | the age of
selected fossils is calculated. | b. | organisms with traits well suited to their environment survive
and reproduce at a greater rate than less well-adapted organisms in the same
environment. | c. | acquired traits are passed on from one generation to the
next. | d. | All of the above | | |
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2.
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A
human embryo exhibits all of the following during development except a. | pharyngeal
pouches. | c. | fins. | b. | a bony tail. | d. | a coat of fine fur. | | | | |
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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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Since
natural resources are limited, all organisms a. | must migrate to new habitats. | c. | display vestigial structures. | b. | face a constant
struggle for existence. | d. | have a species
half-life. | | | | |
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5.
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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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