Question 1

Which anatomical feature would you expect to find in the fossil remains of a nocturnal species?

Accepted Answer

A)  long legs
B)  pointy teeth
C)  large eye orbits
D)  short fingers and toesE) A) and B)
F) A) and C)

Question 2

The best-accepted hypothesis for the dispersal of African monkeys to the New World is that:

Accepted Answer

A)  platyrrhines evolved from anthropoids in Africa that migrated to South America in the Oligocene.
B)  platyrrhines evolved from anthropoids in Africa that migrated across the Atlantic to South America.
C)  platyrrhines evolved from anthropoids in Africa that migrated south on land to Antarctica, then to Patagonia.
D)  Old and New World anthropoids evolved independently from different lineages in Africa and South America, respectively.E) A) and B)
F) A) and C)

Question 3

The angiosperm radiation hypothesis proposes that:

Accepted Answer

A)  primates' unique traits are an adaptation to living in trees.
B)  primate traits arose as adaptations to preying on insects.
C)  certain primate traits were responses to the acquisition of fruit during the Cenozoic.
D)  primates could see predators in advance.E) B) and C)
F) B) and D)

Question 4

Why is the Fayum depression in Egypt such an important site for understanding the origin and diversification of anthropoid primates?

Accepted Answer

The Fayum deposits span a period of near...

Question 5

Two genera of propliopithecids include:

Accepted Answer

A)  Aegyptopithecus and Micropithecus.
B)  Propliopithecus and Aegyptopithecus.
C)  Micropithecus and Aegyptopithecus.
D)  Propliopithecus and Proconsul.E) B) and D)
F) B) and C)

Question 6

Euprimates represent the first true:

Accepted Answer

A)  anthropoids.
B)  primates.
C)  mammals.
D)  catarrhini.E) A) and B)
F) A) and C)

Question 7

Discuss the evolution of primates beginning with the Paleocene proprimates.In your answer, consider the effect of climate change on the environment and primates' environmental adaptations.

Accepted Answer

Primates have a number of anatomical cha...

Question 8

Monkeys underwent massive _______ in the Pliocene and Pleistocene.

Accepted Answer

A)  extinction
B)  adaptive radiation
C)  migration
D)  diversificationE) All of the above
F) A) and D)

Question 9

The similarity of the foot bones between _______ and the living anthropoids makes it the likely first true primate.

Accepted Answer

A)  Proconsul
B)  Micropithecus
C)  Dryopithecus
D)  EosimiasE) A) and B)
F) A) and C)

Question 10

Chororapithecus is considered the:

Accepted Answer

A)  oldest fossil in Africa.
B)  ancestor to Gigantopithecus.
C)  common ancestor of African apes and hominins.
D)  ancestor to Aegyptopithecus.E) B) and C)
F) B) and D)

Question 11

Discuss the selective pressures operating in the late Miocene, Pliocene, and Pleistocene that favored an adaptive radiation of monkeys and contributed to decreased diversity among apes.

Accepted Answer

The migration of primates from Africa to...

Question 12

Which two genera may be the ancestors to the orangutan?

Accepted Answer

A)  Gigantopithecus and Sivapithecus
B)  Gigantopithecus and Khoratpithecus
C)  Khoratpithecus and Gigantopithecus
D)  Sivapithecus and KhoratpithecusE) None of the above
F) C) and D)

Question 13

Which genus is considered the ancestor to adapids and omomyids?

Accepted Answer

A)  Notharctus
B)  Proconsul
C)  Carpolestes
D)  EosimiasE) All of the above
F) A) and D)

Question 14

Name and briefly describe the three hypotheses of primate origins.

Accepted Answer

Many ideas have been proposed to explain...

Question 15

The calcaneus (heel bone)  of Eosimias suggests that it may be a very primitive:

Accepted Answer

A)  primate.
B)  anthropoid.
C)  New World monkey.
D)  ape.E) All of the above
F) C) and D)

Question 16

Sivapithecus is widely recognized as an ancestral member of which ape lineage?

Accepted Answer

A)  gorilla
B)  orangutan
C)  chimpanzee
D)  gibbonE) A) and C)
F) B) and C)

Question 17

Which of the following species of early primates had the most biological diversity?

Accepted Answer

A)  Eosimias
B)  Proconsul
C)  Dryopithecus
D)  OreopithecusE) C) and D)
F) None of the above

Question 18

Gigantopithecus stood _______ feet tall and weighed _______ pounds.

Accepted Answer

A)  four; 300
B)  ten; 660
C)  six; 250
D)  five; 400E) A) and B)
F) A) and C)

Question 19

A rapid temperature increase about 55 mya created tropical conditions around the world, resulting in the:

Accepted Answer

A)  adaptive radiation of Euprimates.
B)  development of Dryopithecus.
C)  spread of Sivapithecus.
D)  extinction of many primate species.E) B) and C)
F) All of the above

Question 20

The evolution of apes began in Africa and continued in:

Accepted Answer

A)  Europe and Asia.
B)  Asia and South America.
C)  Europe and South America.
D)  Greece and South America.E) A) and B)
F) A) and C)

Exam 9: Primate Origins and Evolution: the First 50 Million Years

Euprimates represent the first true:

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A rapid temperature increase about 55 mya created tropical conditions around the world, resulting in the:

Correct AnswerverifiedShow Answer

Chororapithecus is considered the:

Correct AnswerverifiedShow Answer

Which two genera may be the ancestors to the orangutan?

Correct AnswerverifiedShow Answer

Discuss the selective pressures operating in the late Miocene, Pliocene, and Pleistocene that favored an adaptive radiation of monkeys and contributed to decreased diversity among apes.

Correct AnswerverifiedThe migration of primates from Africa to...View AnswerShow Answer

Discuss the evolution of primates beginning with the Paleocene proprimates.In your answer, consider the effect of climate change on the environment and primates' environmental adaptations.

Correct AnswerverifiedPrimates have a number of anatomical cha...View AnswerShow Answer

Which of the following species of early primates had the most biological diversity?

Correct AnswerverifiedShow Answer

Monkeys underwent massive _______ in the Pliocene and Pleistocene.

Correct AnswerverifiedShow Answer

The angiosperm radiation hypothesis proposes that:

Correct AnswerverifiedShow Answer

The best-accepted hypothesis for the dispersal of African monkeys to the New World is that:

Correct AnswerverifiedShow Answer

The calcaneus (heel bone) of Eosimias suggests that it may be a very primitive:

Correct AnswerverifiedShow Answer

Name and briefly describe the three hypotheses of primate origins.

Correct AnswerverifiedMany ideas have been proposed to explain...View AnswerShow Answer

The evolution of apes began in Africa and continued in:

Correct AnswerverifiedShow Answer

Two genera of propliopithecids include:

Correct AnswerverifiedShow Answer

Sivapithecus is widely recognized as an ancestral member of which ape lineage?

Correct AnswerverifiedShow Answer

Which genus is considered the ancestor to adapids and omomyids?

Correct AnswerverifiedShow Answer

Which anatomical feature would you expect to find in the fossil remains of a nocturnal species?

Correct AnswerverifiedShow Answer

The similarity of the foot bones between _______ and the living anthropoids makes it the likely first true primate.

Correct AnswerverifiedShow Answer

Gigantopithecus stood _______ feet tall and weighed _______ pounds.

Correct AnswerverifiedShow Answer

Why is the Fayum depression in Egypt such an important site for understanding the origin and diversification of anthropoid primates?

Correct AnswerverifiedThe Fayum deposits span a period of near...View AnswerShow Answer

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The migration of primates from Africa to...
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Primates have a number of anatomical cha...
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Correct Answer
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Many ideas have been proposed to explain...
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Gigantopithecus stood _ feet tall and weighed _ pounds.

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The Fayum deposits span a period of near...
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