Question 1

The oldest fossils to be designated Homo sapiens are the Cro-Magnons.

Accepted Answer

A) True 
 B)False

Question 2

Which statement is accurate if the first true cell arose by the RNA-first hypothesis?

Accepted Answer

A)  The first cell had RNA genes that could have specified protein synthesis.
B)  Proteins in the protocell would have evolved the ability to synthesize DNA.
C)  RNA genes replicated because of the presence of proteins.
D)  All of these statements support the RNA-first hypothesis.
E)  None of these statements support the RNA-first hypothesis.F) A) and B)
G) B) and E)

Question 3

Which statement is accurate about Homo erectus and Homo ergaster?

Accepted Answer

A)  H.erectus evolved into H.ergaster and was supplanted by H.ergaster.
B)  The fossils look very similar but H.erectus is an Asian form and H.ergaster is the African form.
C)  H.erectus essentially looks like a modern human while H.ergaster is very apelike.
D)  H.erectus and H.ergaster are identical except that H.erectus had tools and fire,and H.ergaster did not.
E)  H.erectus walked upright whle H.ergaster still walked on all fours.F) B) and C)
G) A) and E)

Question 4

Which of the following is not a species within the genus Homo?

Accepted Answer

A)  Homo erectus
B)  Homo habilis
C)  Homo ramidus
D)  Homo sapiens
E)  Homo floresiensisF) B) and E)
G) A) and B)

Question 5

All vertebrate forelimbs are the same in that they are used for the same form of locomotion.

Accepted Answer

A) True 
 B)False  False

Question 6

The first australopithecine fossils were unearthed in

Accepted Answer

A)  Europe.
B)  North America.
C)  South America.
D)  Asia.
E)  Southern Africa.F) None of the above
G) A) and B)

Question 7

The early atmosphere of Earth consisted mainly of

Accepted Answer

A)  hydrogen,oxygen,and carbon dioxide.
B)  oxygen,water vapor,and carbon monoxide.
C)  water vapor,nitrogen,and carbon dioxide.
D)  hydrogen,carbon monoxide,and nitrogen.
E)  water vapor,hydrogen,and carbon dioxidE.F) C) and D)
G) A) and B)

Question 8

What characteristics separate the Class Mammalia from other animals in the Phylum Chordata?

Accepted Answer

A)  bipedal locomotion and an upright stance
B)  heterotrophic and multicellular
C)  a dorsal tubular nerve cord and notochord
D)  vertebrates with hair and mammary glands
E)  develop brain and tool useF) A) and B)
G) A) and C)

Question 9

Does the spine of both a human and chimpanzee exit the skull in the same manner?

Accepted Answer

The human spine exits from th...

Question 10

On what basis was life divided into three domains?

Accepted Answer

A)  rRNA sequence data
B)  cytochrome c sequence data
C)  mitochondrial DNA sequence data
D)  the presence or absence of a nucleus and organelles
E)  presence or absence of mammary glandsF) B) and D)
G) B) and E)

Question 11

The wings of birds and insects are _____________ structures.

Accepted Answer

A)  analogous
B)  homologous
C)  vestigial
D)  molecular
E)  simpleF) D) and E)
G) A) and D)

Question 12

What is the earliest fossil hominin?

Accepted Answer

A)  Sahelanthropus tchadensis
B)  Australopithecus robustus
C)  Australopithecus africanus
D)  Ardipithecus kadabba
E)  Ardipithecus ramidusF) A) and B)
G) C) and D) A

Question 13

Describe the four stages of chemical and biological evolution.

Accepted Answer

Stage 1.Small organic molecules evolved ...

Question 14

Which of the following is the Phylum classification for humans?

Accepted Answer

A)  Eukarya
B)  Animalia
C)  Chordata
D)  Mammalia
E)  PrimatesF) C) and D)
G) A) and B)

Question 15

What energy source was used by Stanley Miller in his 1953 experiment to replicate the Earth's early environment?

Accepted Answer

A)  electric spark
B)  heat
C)  ultraviolet radiation
D)  gamma radiation
E)  sunlightF) A) and E)
G) A) and D)

Question 16

The fact that marsupials are not as diverse in South America as they are in Australia would be classified as what type of evidence for evolution?

Accepted Answer

A)  biogeographical
B)  anatomical
C)  biochemical
D)  fossil record
E)  molecular evidenceF) A) and B)
G) B) and C) A

Question 17

Which of the following is not an example of a vestigial structure?

Accepted Answer

A)  pelvic girdle and legs in whales
B)  wings for flight in most birds
C)  tailbone in humans
D)  pelvic girdle in snakes
E)  none are examples of vestigial structuresF) All of the above
G) C) and D)

Question 18

Which of the following describes the limb anatomy of australopithecine?

Accepted Answer

A)  walked on all fours,forelimbs longer than hindlimbs
B)  walked upright,forelimbs longer than hindlimbs
C)  walked on all fours,hindlimbs longer than forelimbs
D)  walked upright,hindlimbs longer than forelimbs
E)  walked on all fours and used their tails for balanceF) B) and D)
G) C) and E)

Question 19

What is a characteristic that makes an organism able to survive and reproduce in its environment?

Accepted Answer

A)  culture
B)  selection
C)  analogy
D)  adaptation
E)  homologyF) A) and D)
G) C) and E)

Question 20

We do not have any fossils of unicellular prokaryotes.The first organisms to appear in the fossil record are unicellular eukaryotes.

Accepted Answer

A) True 
 B)False

Exam 23: Human Evolution

The oldest fossils to be designated Homo sapiens are the Cro-Magnons.

Correct AnswerverifiedShow Answer

Which statement is accurate if the first true cell arose by the RNA-first hypothesis?

Correct AnswerverifiedShow Answer

Which statement is accurate about Homo erectus and Homo ergaster?

Correct AnswerverifiedShow Answer

Which of the following is not a species within the genus Homo?

Correct AnswerverifiedShow Answer

All vertebrate forelimbs are the same in that they are used for the same form of locomotion.

Correct AnswerverifiedFalse

The first australopithecine fossils were unearthed in

Correct AnswerverifiedShow Answer

The early atmosphere of Earth consisted mainly of

Correct AnswerverifiedShow Answer

What characteristics separate the Class Mammalia from other animals in the Phylum Chordata?

Correct AnswerverifiedShow Answer

Does the spine of both a human and chimpanzee exit the skull in the same manner?

Correct Answerverified The human spine exits from th...View AnswerShow Answer

On what basis was life divided into three domains?

Correct AnswerverifiedShow Answer

The wings of birds and insects are _____________ structures.

Correct AnswerverifiedShow Answer

What is the earliest fossil hominin?

Correct AnswerverifiedA

Describe the four stages of chemical and biological evolution.

Correct AnswerverifiedStage 1.Small organic molecules evolved ...View AnswerShow Answer

Which of the following is the Phylum classification for humans?

Correct AnswerverifiedShow Answer

What energy source was used by Stanley Miller in his 1953 experiment to replicate the Earth's early environment?

Correct AnswerverifiedShow Answer

The fact that marsupials are not as diverse in South America as they are in Australia would be classified as what type of evidence for evolution?

Correct AnswerverifiedA

Which of the following is not an example of a vestigial structure?

Correct AnswerverifiedShow Answer

Which of the following describes the limb anatomy of australopithecine?

Correct AnswerverifiedShow Answer

What is a characteristic that makes an organism able to survive and reproduce in its environment?

Correct AnswerverifiedShow Answer

We do not have any fossils of unicellular prokaryotes.The first organisms to appear in the fossil record are unicellular eukaryotes.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
False

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
The human spine exits from th...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
A

Correct Answer
verified
Stage 1.Small organic molecules evolved ...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
A

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified