Question 1

Which of the following was not an energy source on early Earth?

Accepted Answer

A)   volcanoes
B)   meteorites
C)   lightning
D)   ozone layer
E)   ultraviolet radiationF) B) and C)
G) A) and B)

Question 2

Which anatomical feature is found in humans that is absent in chimpanzees?

Accepted Answer

A)   arched foot
B)   pelvis is long and narrow
C)   femurs angle out at the knees
D)   there is a slight curve in the spine
E)   the knee supports very little weightF) All of the above
G) B) and C)

Question 3

The early Earth's atmosphere was not the same as it is today.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following is not a similarity between humans and apes?

Accepted Answer

A)   three different types of cone cells
B)   opposable big toe
C)   powerful and precise grip
D)   smaller portion of the brain devoted to smell
E)   reduced reproductive rateF) D) and E)
G) A) and D)

Question 5

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) B) and D)
G) A) and B)

Question 6

According to the evolutionary theory humans are descended from apes.

Accepted Answer

A) True 
 B)False

Question 7

There are two important aspects to biological evolution: descent from a common ancestor and the fossil record.

Accepted Answer

A) True 
 B)False

Question 8

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) C) and D)
G) B) and E)

Question 9

To study recent evolutionary events, researchers use mitochondrial DNA sequences because mitochondrial DNA changes occur frequently.

Accepted Answer

A) True 
 B)False

Question 10

The flipper of a whale and the wing of a bird are homologous structures.

Accepted Answer

A) True 
 B)False

Question 11

Human characteristics did not evolve all at one time.

Accepted Answer

A) True 
 B)False

Question 12

What type of evidence for evolution would arise from a comparison of the DNA sequence of humans and monkeys?

Accepted Answer

A)   biogeographical
B)   anatomical
C)   biochemical
D)   fossil record
E)   historicalF) None of the above
G) A) and B)

Question 13

According to the replacement model for the evolution of Homo sapiens, modern humans evolved in Africa, Asia, and Europe simultaneously.

Accepted Answer

A) True 
 B)False

Question 14

What did Darwin conclude from the observation that there are no rabbits in South America?

Accepted Answer

A)   Rabbits cannot live in South America because it is too warm.
B)   Rabbits cannot live in South America because they do not have a good food source.
C)   Rabbits evolved somewhere else and had no means of reaching South America.
D)   Rabbits were originally found in South America but went extinct.
E)   Rabbits in South America evolved into guinea pigs and thus are no longer present.F) C) and D)
G) All of the above

Question 15

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) B) and C)
G) B) and D)

Question 16

The first australopithecine fossils were unearthed in

Accepted Answer

A)   Europe.
B)   North America.
C)   South America.
D)   Asia.
E)   Southern Africa.F) A) and B)
G) B) and E)

Question 17

Which of the following statements concerning the order of evolving organisms is not true?

Accepted Answer

A)   Unicellular eukaryotes evolved before multicellular eukaryotes.
B)   Fishes evolved before terrestrial plants.
C)   Nonflowering plants preceded the flowering plants.
D)   Reptiles preceded the amphibians.
E)   Fishes evolved before terrestrial animals.F) A) and C)
G) D) and E)

Question 18

What structures are necessary for the replication process to occur in a cell?

Accepted Answer

A)   enzymatic proteins
B)   carbohydrates
C)   lipids
D)   starches
E)   virusesF) C) and D)
G) A) and C)

Question 19

What type of rock preserves fossils well?

Accepted Answer

A)   sedimentary rock
B)   igneous rock
C)   metamorphic rock
D)   gravel
E)   graniteF) C) and D)
G) A) and E)

Question 20

Which of the following is the Phylum classification for humans?

Accepted Answer

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

Exam 22: Human Evolution

Which of the following is the Phylum classification for humans?

Correct AnswerverifiedShow Answer

What type of rock preserves fossils well?

Correct AnswerverifiedShow Answer

According to the evolutionary theory humans are descended from apes.

Correct AnswerverifiedShow Answer

The flipper of a whale and the wing of a bird are homologous structures.

Correct AnswerverifiedShow Answer

Which of the following is not a similarity between humans and apes?

Correct AnswerverifiedShow Answer

There are two important aspects to biological evolution: descent from a common ancestor and the fossil record.

Correct AnswerverifiedShow Answer

According to the replacement model for the evolution of Homo sapiens, modern humans evolved in Africa, Asia, and Europe simultaneously.

Correct AnswerverifiedShow Answer

Which statement is accurate about Homo erectus and Homo ergaster?

Correct AnswerverifiedShow Answer

What structures are necessary for the replication process to occur in a cell?

Correct AnswerverifiedShow Answer

Human characteristics did not evolve all at one time.

Correct AnswerverifiedShow Answer

What did Darwin conclude from the observation that there are no rabbits in South America?

Correct AnswerverifiedShow Answer

The early Earth's atmosphere was not the same as it is today.

Correct AnswerverifiedShow Answer

Which of the following was not an energy source on early Earth?

Correct AnswerverifiedShow Answer

The first australopithecine fossils were unearthed in

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

To study recent evolutionary events, researchers use mitochondrial DNA sequences because mitochondrial DNA changes occur frequently.

Correct AnswerverifiedShow Answer

Which anatomical feature is found in humans that is absent in chimpanzees?

Correct AnswerverifiedShow Answer

What type of evidence for evolution would arise from a comparison of the DNA sequence of humans and monkeys?

Correct AnswerverifiedShow Answer

Which of the following statements concerning the order of evolving organisms is not true?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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