Biology (Raven), 10th Edition

Chapter 21: The Evidence for Evolution

Pre-Test

1
True or False: If artificial selection can rapidly create substantial change, then it is reasonable to assume that natural selection could have created the earth's diversity of life over millions of years.
A)True
B)False
2
Over the course of 50 million years,
A)evolution has not been constant.
B)evolution has not been uniform.
C)change has been rapid at times.
D)Change has been slow at times.
E)All of the above.
3
__________structures suggest common derivation
A)Homologous
B)Analogous
C)Ancestral
D)Derived
E)Unique
4
Which of these is NOT true of early embryonic development?
A)Early embryonic development shows similarities in some groups.
B)Embryonic development shows similarity in developmental patterns among species whose adult phenotypes are very different.
C)Species that have lost a feature that was present in an ancestral form often develop and then lose that feature during embryological development.
D)Some of the strongest anatomical evidence supporting evolution comes from comparisons of how organisms develop.
E)In humans, pharyngeal pouches become various fingers and toes.
5
Evolution by natural selection requires that:
A)Variation must exist in the population.
B)This variation must lead to differences among individuals in lifetime reproductive success.
C)Variation among individuals must be genetically transmissible to the next generation.
D)All of these.
E)None of these.
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