Question 1

The following classes or superclasses of fish are matched with an example.Select the mismatched pair.

Accepted Answer

A)  Chondrichthyes-sharks
B)  Placodermi-lobe-finned fish
C)  Myxini-hagfish
D)  Osteichthyes-bony fishE) B) and D)
F) A) and B)

Question 2

A Tyrannosaurus rex's closest relative is a

Accepted Answer

A)  Komodo dragon.
B)  bullfrog.
C)  squirrel.
D)  chicken.E) None of the above
F) All of the above

Question 3

Which one of the following is the least likely reason that bipedalism evolved in hominoids?

Accepted Answer

A)  requires less energy than walking with all four legs
B)  frees the hands for tool-making
C)  frees the hands for carrying food to be shared with others
D)  allows better surveillance for predators
E)  increases access to food resourcesF) A) and C)
G) B) and E)

Question 4

New world monkeys have all of the following features except

Accepted Answer

A)  they have flat spreading noses.
B)  they grasp objects with long prehensile tails.
C)  they evolved in isolation in South America.
D)  they are all arboreal.
E)  they have ischial callosities (thickened rump pads) .F) A) and B)
G) A) and C)

Question 5

All of the following are true about prosimians except

Accepted Answer

A)  they are big-eyed mammals with increased visual acuity.
B)  only two lineages survive today.
C)  they are nocturnal.
D)  they are widespread.E) None of the above
F) All of the above

Question 6

Monotremes differ from the other mammals in their

Accepted Answer

A)  laying of shelled eggs.
B)  lack of milk-producing glands.
C)  fur.
D)  carnivorous nature.
E)  containing a pouch for young to live.F) B) and D)
G) B) and C)

Question 7

Animals with pentaradial symmetry have 5 planes of symmetry.

Accepted Answer

A) True 
 B)False

Question 8

Which one of the following was not an adaptation seen in the sharks (Chondrichthyes) ?

Accepted Answer

A)  lateral line system
B)  internal fertilization and internal development
C)  swim bladder
D)  teeth
E)  calcified cartilaginous skeletonF) A) and B)
G) None of the above

Question 9

DNA studies can be used to make all of the following conclusions except that

Accepted Answer

A)  The gibbon ape line diverged about 15 million years ago.
B)  Orangutans split off about 10 million years ago.
C)  The gorilla lineage diverged about 8 million years ago.
D)  Modern man remained changeless for the last 1 million years.E) B) and C)
F) A) and B) D

Question 10

A chimpanzee's closest extant relative is a(n)

Accepted Answer

A)  orangutan.
B)  mandrill.
C)  South American spider monkey.
D)  human.E) A) and C)
F) B) and D)

Question 11

What would happen to an egg that had a nonfunctional chorion?

Accepted Answer

A)  The embryo would suffocate or dehydrate.
B)  The embryo would starve in the egg.
C)  The embryo would die due to high levels of toxic metabolic wastes.
D)  The embryo would develop normally.E) C) and D)
F) All of the above

Question 12

What would be an easy way to determine if a skull is a mammal's skull?

Accepted Answer

A)  Look for air sacs in the skull.
B)  Examine the teeth.
C)  Look for the remains of the tympanum.
D)  Measure the brain case volume.E) A) and B)
F) A) and C)

Question 13

You excavate a fossil of a small reptile during a paleontology field trip.It has the following characteristics: skull with a pair of dorsal temporal openings and a pair of lateral temporal openings; bipedal with legs positioned directly under the pelvic girdle.Dating with radioisotopes shows that the specimen lived 100 million year ago (MYA) .You conclude that the specimen belongs to which reptilian group (be specific as possible) ?

Accepted Answer

A)  anapsid
B)  synapsid
C)  diapsid
D)  archosaur
E)  dinosaurF) None of the above
G) A) and C)

Question 14

Homo erectus has been shown to have dispersed from

Accepted Answer

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

Question 15

Amphibians are thought to have evolved from

Accepted Answer

A)  ray-finned fish.
B)  lobe-finned fish.
C)  spiny fish.
D)  skates and rays.
E)  annelids.F) None of the above
G) A) and D)

Question 16

Manta rays,sting rays,and eagle rays are similar to lampreys in that they have cartilaginous skeletons.How are they different from lampreys?

Accepted Answer

A)  They have closed circulatory systems.
B)  They have gills.
C)  They have jaws.
D)  They have bony fin lobes.E) A) and B)
F) B) and D)

Question 17

Which group includes mammals,birds,and reptiles but excludes all other chordates?

Accepted Answer

A)  Vertebrates
B)  Amniotes
C)  Tetrapods
D)  Monotremes
E)  DeuterostomesF) A) and B)
G) B) and E) B

Question 18

All mammals have hair,mammary glands,and a placenta.

Accepted Answer

A) True 
 B)False

Question 19

For human races to be considered valid biological groupings,the genetic diversity within the group would have to be ________ the genetic diversity between groups.

Accepted Answer

A)  lower than
B)  equal to
C)  higher thanD) All of the above
E) B) and C)

Question 20

Bony fishes possess two features not found in other fish.Select the best choice from those listed below to complete the following sentence.Bony fishes have

Accepted Answer

A)  swim bladders and gill covers called opercula.
B)  swim bladders and a complete digestive system.
C)  swim bladders and a closed circulatory system.
D)  swim bladders and movable jaws.E) B) and D)
F) B) and C) A

Exam 34: Deuterostomes

The following classes or superclasses of fish are matched with an example.Select the mismatched pair.

Correct Answer
verified

A Tyrannosaurus rex's closest relative is a

Correct Answer
verified

Which one of the following is the least likely reason that bipedalism evolved in hominoids?

Correct Answer
verified

New world monkeys have all of the following features except

Correct Answer
verified

All of the following are true about prosimians except

Correct Answer
verified

Monotremes differ from the other mammals in their

Correct Answer
verified

Animals with pentaradial symmetry have 5 planes of symmetry.

Correct Answer
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Which one of the following was not an adaptation seen in the sharks (Chondrichthyes) ?

Correct Answer
verified

DNA studies can be used to make all of the following conclusions except that

Correct Answer
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D

A chimpanzee's closest extant relative is a(n)

Correct Answer
verified

What would happen to an egg that had a nonfunctional chorion?

Correct Answer
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What would be an easy way to determine if a skull is a mammal's skull?

Correct Answer
verified

Correct Answer
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Homo erectus has been shown to have dispersed from

Correct Answer
verified

Amphibians are thought to have evolved from

Correct Answer
verified

Manta rays,sting rays,and eagle rays are similar to lampreys in that they have cartilaginous skeletons.How are they different from lampreys?

Correct Answer
verified

Which group includes mammals,birds,and reptiles but excludes all other chordates?

Correct Answer
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B

All mammals have hair,mammary glands,and a placenta.

Correct Answer
verified

For human races to be considered valid biological groupings,the genetic diversity within the group would have to be ________ the genetic diversity between groups.

Correct Answer
verified

Bony fishes possess two features not found in other fish.Select the best choice from those listed below to complete the following sentence.Bony fishes have

Correct Answer
verified
A

Exam 34: Deuterostomes

The following classes or superclasses of fish are matched with an example.Select the mismatched pair.

Correct AnswerverifiedShow Answer

A Tyrannosaurus rex's closest relative is a

Correct AnswerverifiedShow Answer

Which one of the following is the least likely reason that bipedalism evolved in hominoids?

Correct AnswerverifiedShow Answer

New world monkeys have all of the following features except

Correct AnswerverifiedShow Answer

All of the following are true about prosimians except

Correct AnswerverifiedShow Answer

Monotremes differ from the other mammals in their

Correct AnswerverifiedShow Answer

Animals with pentaradial symmetry have 5 planes of symmetry.

Correct AnswerverifiedShow Answer

Which one of the following was not an adaptation seen in the sharks (Chondrichthyes) ?

Correct AnswerverifiedShow Answer

DNA studies can be used to make all of the following conclusions except that

Correct AnswerverifiedD

A chimpanzee's closest extant relative is a(n)

Correct AnswerverifiedShow Answer

What would happen to an egg that had a nonfunctional chorion?

Correct AnswerverifiedShow Answer

What would be an easy way to determine if a skull is a mammal's skull?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Homo erectus has been shown to have dispersed from

Correct AnswerverifiedShow Answer

Amphibians are thought to have evolved from

Correct AnswerverifiedShow Answer

Manta rays,sting rays,and eagle rays are similar to lampreys in that they have cartilaginous skeletons.How are they different from lampreys?

Correct AnswerverifiedShow Answer

Which group includes mammals,birds,and reptiles but excludes all other chordates?

Correct AnswerverifiedB

All mammals have hair,mammary glands,and a placenta.

Correct AnswerverifiedShow Answer

For human races to be considered valid biological groupings,the genetic diversity within the group would have to be ________ the genetic diversity between groups.

Correct AnswerverifiedShow Answer

Bony fishes possess two features not found in other fish.Select the best choice from those listed below to complete the following sentence.Bony fishes have

Correct AnswerverifiedA

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D

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B

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A