Question 1

Most dinosaurs became extinct at the end of which of the following periods of the Mesozoic?

Accepted Answer

A)   Jurassic
B)   Cretaceous
C)   Devonian
D)   Triassic
E)   PermianF) None of the above
G) C) and E)

Question 2

Geographic isolation is not a factor in sympatric speciation.

Accepted Answer

A) True 
 B)False

Question 3

In the three domain system of classification,

Accepted Answer

A)   eukaryotes are more similar to the prokaryotes now classified into domain Bacteria than to those now classified into domain Archaea.
B)   animals and plants are less similar to each other than to the prokaryotes now classified into domain Archaea.
C)   prokaryotes are classified into two domains, with the organisms in domain Archaea more similar to eukaryotes than to the prokaryotes in the domain Bacteria.
D)   cladistics alone were used to formulate the new phylogenetic tree of life.
E)   by the principle of parsimony, it required fewer assumptions to divide the prokaryotes into two domains than it did to put them into a single domain.F) A) and D)
G) B) and E)

Question 4

Allopatric speciation is compatible with both the gradualistic and punctuated equilibrium models of evolution.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following correctly shows a possible order of events resulting in allopatric speciation?

Accepted Answer

A)   postzygotic reproductive isolation - geographic isolation - natural selection
B)   geographic isolation - prezygotic reproductive isolation - genetic drift
C)   geographic isolation - natural selection - prezygotic reproductive isolation
D)   natural selection - postzygotic reproductive isolation - geographic isolation
E)   natural selection - prezygotic reproductive isolation - postzygotic reproductive isolationF) A) and E)
G) B) and C)

Question 6

Members of two different species are never capable of mating.

Accepted Answer

A) True 
 B)False

Question 7

A reproductive barrier that prevents interbreeding because the two species mate during different times of the year is called a

Accepted Answer

A)   hybrid sterility isolation.
B)   postzygotic isolating mechanism.
C)   F2 fitness isolation.
D)   temporal isolation.
E)   behavioral isolation.F) A) and D)
G) B) and E)

Question 8

The finches of the Galápagos islands evolved as a result of what type(s)  of speciation?

Accepted Answer

A)   allopatric speciation
B)   adaptive radiation
C)   sympatric speciation
D)   both allopatric speciation and adaptive radiation
E)   both sympatric speciation and adaptive radiationF) A) and D)
G) A) and E)

Question 9

Which of the three domains contain prokaryotic organisms?

Accepted Answer

A)   Bacteria
B)   Archaea
C)   Eukarya
D)   Bacteria and Archaea
E)   Bacteria, Archaea, and EukaryaF) A) and E)
G) All of the above

Question 10

Figure: 
-In the figure shown here, ___ and ___ have a common shared derived trait that is not possessed by ____.

Accepted Answer

A)   X; Y; Z
B)   Y; Z; X
C)   Y; Z; W
D)   X; Z; W
E)   Y; W; ZF) A) and D)
G) None of the above

Exam 16: Evolution on a Large Scale

Most dinosaurs became extinct at the end of which of the following periods of the Mesozoic?

Correct Answer
verified

Which of the three domains contain prokaryotic organisms?

Correct Answer
verified

Geographic isolation is not a factor in sympatric speciation.

Correct Answer
verified

Members of two different species are never capable of mating.

Correct Answer
verified

Which of the following correctly shows a possible order of events resulting in allopatric speciation?

Correct Answer
verified

The finches of the Galápagos islands evolved as a result of what type(s) of speciation?

Correct Answer
verified

In the three domain system of classification,

Correct Answer
verified

Figure: -In the figure shown here, _ and _ have a common shared derived trait that is not possessed by ____.

Correct Answer
verified

Allopatric speciation is compatible with both the gradualistic and punctuated equilibrium models of evolution.

Correct Answer
verified

A reproductive barrier that prevents interbreeding because the two species mate during different times of the year is called a

Correct Answer
verified

Exam 16: Evolution on a Large Scale

Most dinosaurs became extinct at the end of which of the following periods of the Mesozoic?

Correct AnswerverifiedShow Answer

Which of the three domains contain prokaryotic organisms?

Correct AnswerverifiedShow Answer

Geographic isolation is not a factor in sympatric speciation.

Correct AnswerverifiedShow Answer

Members of two different species are never capable of mating.

Correct AnswerverifiedShow Answer

Which of the following correctly shows a possible order of events resulting in allopatric speciation?

Correct AnswerverifiedShow Answer

The finches of the Galápagos islands evolved as a result of what type(s) of speciation?

Correct AnswerverifiedShow Answer

In the three domain system of classification,

Correct AnswerverifiedShow Answer

Figure: -In the figure shown here, ___ and ___ have a common shared derived trait that is not possessed by ____.

Correct AnswerverifiedShow Answer

Allopatric speciation is compatible with both the gradualistic and punctuated equilibrium models of evolution.

Correct AnswerverifiedShow Answer

A reproductive barrier that prevents interbreeding because the two species mate during different times of the year is called a

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
verified

Figure: -In the figure shown here, _ and _ have a common shared derived trait that is not possessed by ____.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified