Question 1

Cladistic analysis tends to emphasize

Accepted Answer

A)  diversity over homogeneity.
B)  homogeneity over diversity.
C)  morphological similarities.
D)  monophyletic ancestry.E) None of the above
F) B) and D)

Question 2

Explain how potassium-argon dating is performed. Why is this process valuable when studying human evolution?

Accepted Answer

Potassium-argon dating is a method used ...

Question 3

The origins of humanity date deep in geological time, to the

Accepted Answer

A)  Cenozoic era.
B)  Holocene period.
C)  Oligocene epoch.
D)  Eocene epoch.E) A) and B)
F) A) and C)

Question 4

Dramatic confirmation of hominin bipedalism by 3.6 million years ago comes from Laetoli in Tanzania, where Mary Leakey discovered

Accepted Answer

A)  evidence of elephant hunting by early hominins.
B)  a complete Australopithecus skeleton.
C)  two almost-intact Australopithecus feet.
D)  footprints of two hominins.E) B) and C)
F) None of the above

Question 5

A team of researchers working in the Awash Desert in Ethiopia discovered teeth and skull fragments from a new hominin form dating to about 2.5 million years ago, which they named

Accepted Answer

A)  Australopithecus garhi.
B)  Australopithecus boisei.
C)  Australopithecus robustus.
D)  Australopithecus africanus.E) A) and C)
F) B) and C)

Question 6

The earliest known hominin, found in Chad, Central Africa, has been named

Accepted Answer

A)  Ardipithecus ramidus.
B)  Sahelanthropus tchadensis.
C)  Australopithecus africanus.
D)  Australopithecus robustus.E) A) and D)
F) A) and C)

Question 7

Of the two suborders of primates, apes, humans, and monkeys are

Accepted Answer

A)  anthropoids.
B)  primates.
C)  prosimians.
D)  pongids.E) A) and B)
F) None of the above

Question 8

Although there are problems with such categorizations, all of the following have been used in recent years to assign a fossil to the genus Homo EXCEPT

Accepted Answer

A)  an absolute brain size of 600 cubic centimeters or more.
B)  possession of some language.
C)  opposable thumbs.
D)  the ability to manufacture iron tools.E) A) and D)
F) All of the above

Question 9

Hominins adopted bipedalism

Accepted Answer

A)  at least 4 million years ago.
B)  at least 40,000 years ago.
C)  before they progressed to knuckle walking.
D)  as part of the adaptation toward eating more plants.E) A) and B)
F) C) and D)

Question 10

Humans and most other tree-loving placental mammals are part of the order

Accepted Answer

A)  Great apes.
B)  Primates.
C)  Prosimians.
D)  Pongids.E) C) and D)
F) B) and D) B

Question 11

Although we don't know exactly when humankind separated from the nonhuman primates, we do know this divergence took place in

Accepted Answer

A)  Asia.
B)  Australia.
C)  Europe.
D)  Africa.E) A) and B)
F) All of the above

Question 12

A deep-sea core from the Arabian Sea that probed nearly 1,000 feet of seabed deposits in an effort to understand climate conditions on Earth has revealed

Accepted Answer

A)  swings from wetter to drier conditions and back about every 23,000 years.
B)  continuous ice ages as recently as 10,000 years ago.
C)  a perceptible rise in temperature dating to 23,000 years ago.
D)  swings in temperature from hotter to cooler every 2,300 years.E) C) and D)
F) All of the above

Question 13

Stone tool expert Nicholas Toth has studied replicas of Oldowan artifacts and has detected wear from all of the following activities EXCEPT

Accepted Answer

A)  butchering meat.
B)  sawing wood.
C)  cutting soft plants.
D)  mining for obsidian.E) None of the above
F) A) and B) D

Question 14

Hominin evolution can be described as a series of adaptive radiations that took place over at least

Accepted Answer

A)  50,000 years.
B)  500,000 years.
C)  5 million years.
D)  50 million years.E) None of the above
F) B) and C)

Question 15

Discuss the "grandmother hypothesis." How does this idea change the way we think about gender roles in prehistoric society?

Accepted Answer

The "grandmother hypothesis" is a theory...

Question 16

Compare and contrast Homo habilis and hominins from Australopithecus.

Accepted Answer

Homo habilis and hominins from Australop...

Question 17

Louis and Mary Leakey are most closely associated with

Accepted Answer

A)  the Olduvai Gorge, Tanzania.
B)  the Awash Desert, Ethiopia.
C)  Koobi Fora, Kenya.
D)  Koto Toro, Chad.E) A) and B)
F) All of the above

Question 18

The suborder of primates that includes lemurs and tarsiers is

Accepted Answer

A)  anthropoids.
B)  Old World monkeys.
C)  prosimians.
D)  pongids.E) All of the above
F) A) and B)

Question 19

The Leakeys revolutionized the study of human evolution with their find in Olduvai Gorge in 1959 of a hominin skull they named

Accepted Answer

A)  Homo sapiens.
B)  Homo erectus.
C)  Zinjanthropus boisei.
D)  Australopithecus.E) A) and D)
F) B) and C)

Question 20

The famous Australopithecine Lucy belongs to the species

Accepted Answer

A)  Australopithecus anamensis.
B)  Sahelanthropus tchadensis.
C)  Australopithecus afarensis.
D)  Australopithecus robustus.E) None of the above
F) All of the above C

Exam 8: Human Origins

Cladistic analysis tends to emphasize

Correct AnswerverifiedShow Answer

Explain how potassium-argon dating is performed. Why is this process valuable when studying human evolution?

Correct AnswerAnswered by ExamLex AIPotassium-argon dating is a method used ...View AnswerShow Answer

The origins of humanity date deep in geological time, to the

Correct AnswerverifiedShow Answer

Dramatic confirmation of hominin bipedalism by 3.6 million years ago comes from Laetoli in Tanzania, where Mary Leakey discovered

Correct AnswerverifiedShow Answer

A team of researchers working in the Awash Desert in Ethiopia discovered teeth and skull fragments from a new hominin form dating to about 2.5 million years ago, which they named

Correct AnswerverifiedShow Answer

The earliest known hominin, found in Chad, Central Africa, has been named

Correct AnswerverifiedShow Answer

Of the two suborders of primates, apes, humans, and monkeys are

Correct AnswerverifiedShow Answer

Although there are problems with such categorizations, all of the following have been used in recent years to assign a fossil to the genus Homo EXCEPT

Correct AnswerverifiedShow Answer

Hominins adopted bipedalism

Correct AnswerverifiedShow Answer

Humans and most other tree-loving placental mammals are part of the order

Correct AnswerverifiedB

Although we don't know exactly when humankind separated from the nonhuman primates, we do know this divergence took place in

Correct AnswerverifiedShow Answer

A deep-sea core from the Arabian Sea that probed nearly 1,000 feet of seabed deposits in an effort to understand climate conditions on Earth has revealed

Correct AnswerverifiedShow Answer

Stone tool expert Nicholas Toth has studied replicas of Oldowan artifacts and has detected wear from all of the following activities EXCEPT

Correct AnswerverifiedD

Hominin evolution can be described as a series of adaptive radiations that took place over at least

Correct AnswerverifiedShow Answer

Discuss the "grandmother hypothesis." How does this idea change the way we think about gender roles in prehistoric society?

Correct AnswerAnswered by ExamLex AIThe "grandmother hypothesis" is a theory...View AnswerShow Answer

Compare and contrast Homo habilis and hominins from Australopithecus.

Correct AnswerAnswered by ExamLex AIHomo habilis and hominins from Australop...View AnswerShow Answer

Louis and Mary Leakey are most closely associated with

Correct AnswerverifiedShow Answer

The suborder of primates that includes lemurs and tarsiers is

Correct AnswerverifiedShow Answer

The Leakeys revolutionized the study of human evolution with their find in Olduvai Gorge in 1959 of a hominin skull they named

Correct AnswerverifiedShow Answer

The famous Australopithecine Lucy belongs to the species

Correct AnswerverifiedC

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Potassium-argon dating is a method used ...
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D

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Correct Answer
Answered by ExamLex AI
The "grandmother hypothesis" is a theory...
View Answer

Correct Answer
Answered by ExamLex AI
Homo habilis and hominins from Australop...
View Answer

Correct Answer
verified

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