Question 1

The nearest living relatives of crocodiles and alligators are

Accepted Answer

A)  snakes.
B)  birds.
C)  turtles.
D)  lizards.
E)  manatees.

Question 2

As a new curator for a large public aquarium in your city,you are in charge of correctly identifying some of the animals presently in your care.You have two adult animals in tanks in front of you,and you know that one is a lamprey,and the other is a hagfish.Which feature would allow you to correctly identify each animal?

Accepted Answer

A)  Lampreys lack jaws,but hagfish are jawed fish.
B)  Lampreys are parasitic,while hagfish are not parasitic.
C)  Hagfish must live in fresh water,while lampreys are entirely marine.
D)  Hagfish are noted for their extensive fins,while lampreys lack fins.

Question 3

You need to explain to your study group why the breathing ability of amniotes is different than that of amphibians.Your classmates argue that something like a terrestrial salamander is identical in its breathing mechanism to an amniote.To convince them of the critical breathing innovations of amniotes,you report that in order to breathe as an amniote does,the terrestrial salamander would have to

Accepted Answer

A)  grow scales on its body.
B)  develop new muscular associations in the ribcage.
C)  grow lungs.
D)  reduce the size of its mouth.

Question 4

In Earth's history,what might the cooling of the Earth and the resulting change from a forested to a grassy landscape have made adaptive in humans?

Accepted Answer

A)  grasping fingers
B)  complex language
C)  social structure
D)  bipedalism

Question 5

An organism has inherited a mutation that causes a loss of epidermal outgrowths.What do you predict would be the effect in this individual?

Accepted Answer

A)  The organism would lack feathers or hair.
B)  The organism would lack the lateral line system.
C)  The organism would lack mesoderm.
D)  The organism would lack skin glands.

Question 6

Evolutionarily,the jaws of vertebrates developed from

Accepted Answer

A)  the circular mouth of lampreys.
B)  the last gill arch of jawless fishes.
C)  the third and fourth gill arches of jawless fishes.
D)  the operculum.
E)  the claspers.

Question 7

The fins of lobe-finned fish are supported by extensions of the skeleton and are moved by muscles within the fin whereas the fins of ray-finned fish are supported by flexible,nonskeletal elements and are moved by muscles from within the fish's body.

Accepted Answer

A) True 
 B)False

Question 8

What is a defining characteristic of members of the Class Testudines?

Accepted Answer

A)  They lack limbs.
B)  They have a hard shell.
C)  They have a kinetic skull.
D)  They have a four-chambered heart.

Question 9

Birds are different from all other living vertebrates because they

Accepted Answer

A)  can fly.
B)  lack teeth.
C)  have feathers.
D)  are bipedal.

Exam 26: Animal Diversity: Vertebrates

Correct Answer
verified

The nearest living relatives of crocodiles and alligators are

Correct Answer
verified

The fins of lobe-finned fish are supported by extensions of the skeleton and are moved by muscles within the fin whereas the fins of ray-finned fish are supported by flexible,nonskeletal elements and are moved by muscles from within the fish's body.

Correct Answer
verified

Evolutionarily,the jaws of vertebrates developed from

Correct Answer
verified

An organism has inherited a mutation that causes a loss of epidermal outgrowths.What do you predict would be the effect in this individual?

Correct Answer
verified

Birds are different from all other living vertebrates because they

Correct Answer
verified

What is a defining characteristic of members of the Class Testudines?

Correct Answer
verified

Correct Answer
verified

In Earth's history,what might the cooling of the Earth and the resulting change from a forested to a grassy landscape have made adaptive in humans?

Correct Answer
verified

Exam 26: Animal Diversity: Vertebrates

Correct AnswerverifiedShow Answer

The nearest living relatives of crocodiles and alligators are

Correct AnswerverifiedShow Answer

The fins of lobe-finned fish are supported by extensions of the skeleton and are moved by muscles within the fin whereas the fins of ray-finned fish are supported by flexible,nonskeletal elements and are moved by muscles from within the fish's body.

Correct AnswerverifiedShow Answer

Evolutionarily,the jaws of vertebrates developed from

Correct AnswerverifiedShow Answer

An organism has inherited a mutation that causes a loss of epidermal outgrowths.What do you predict would be the effect in this individual?

Correct AnswerverifiedShow Answer

Birds are different from all other living vertebrates because they

Correct AnswerverifiedShow Answer

What is a defining characteristic of members of the Class Testudines?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

In Earth's history,what might the cooling of the Earth and the resulting change from a forested to a grassy landscape have made adaptive in humans?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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