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Biology 2015

Sylvia S. Mader, Michael Windelspecht

Chapter 30

Human Evolution

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MD
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Problem 1

Which of the following are not classified as primates?
a. apes
b. humans
c. marsupials
d. prosimians

Ginger S.
Numerade Educator

Problem 2

All primates have a(n)
a. keen sense of smell.
b. opposable toe.
c. tail.
d. thumb

Grant C.
Numerade Educator

Problem 3

Choose the correct order of primate evolution, from the oldest to the most recent group.
a. prosimians—anthropoids—hominoids—hominids—hominees
b. hominees—hominids—hominoids—anthropoids—prosimians
c. prosimians—anthropoids—hominees—hominids—hominoids
d. anthropoids—hominees—hominids—hominoids—prosimians

Audra R.
Numerade Educator

Problem 4

What most likely influenced the evolution of bipedalism?
a. Humans wanted to stand erect in order to run faster.
b. Bipedalism facilitates tool use.
c. Bipedalism facilitates sexual intercourse.
d. An upright stance exposes more of the body to the sun, and vitamin D production requires sunlight.
e. All of these are correct.

Grant C.
Numerade Educator

Problem 5

The fossil nicknamed Lucy was a(n)
a. early Homo.
b. australopith.
c. ardipithecine.
d. modern human.

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Problem 6

A major difference between the ardipithecines and the australopithecines is that the latter
a. had large brains.
b. lived only in Australia.
c. were primarily tree dwellers.
d. had gracile and robust forms.

Grant C.
Numerade Educator

Problem 7

Choose the correct order of evolution of the genus Homo, from the oldest to the most recent group.
a. H. rudolfensis—H. ergaster—H. erectus—H. sapiens
b. H. ergaster—H. rudolfensis—H. sapiens—H. erectus
c. H. erectus—H. ergaster—H. rudolfensis—H. sapiens
d. H. sapiens—H. erectus—H. ergaster—H. rudolfensis

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Problem 8

Which of these pairs is incorrectly matched?
a. H. erectus—made tools
b. H. rudolfensis—ate meat
c. H. habilis—controlled fire
d. H. floresiensis—short stature

Grant C.
Numerade Educator

Problem 9

H. ergaster could have been the first Homo species to
a. use and control fire.
b. migrate out of Africa.
c. make axes and cleavers.
d. All of these are correct.

Heidi B.
Numerade Educator

Problem 10

The most likely direct ancestor of modern H. sapiens is
a. A. africanus.
b. H. ergaster.
c. H. habilis.
d. H. neandertalensis.

Grant C.
Numerade Educator

Problem 11

If the replacment (out-of-Africa) model is correct, then
a. human fossils in China after 100,000 years bp would not be expected to resemble earlier fossils.
b. human fossils in China after 100,000 years bp would be expected to resemble earlier fossils.
c. humans did not migrate out of Africa.
d. Both b and c are correct.
e. Both a and c are correct

KA
Kathleen A.
Numerade Educator

Problem 12

Which of the following descriptions applies to Cro-Magnons?
a. developed agriculture
b. made bronze tools
c. were hunter-gatherers
d. All of these are correct.

Grant C.
Numerade Educator

Problem 13

Which statement is true regarding the development of variation in human populations (ethnicities)?
a. Ethnic groups evolved from different, distant ancestors.
b. Allen’s rule suggests that humans living in warmer climates would have shorter limbs and digits.
c. Differences in hair texture or eyelids are likely to have survival advantage.
d. More genetic variation occurs within ethnic groups than among different ethnic groups.

EO
Emily O.
Numerade Educator

Problem 14

Complete this diagram of the replacement model by filling in the blanks.

Grant C.
Numerade Educator