Question 1

What are the key characteristics of arthropods?

Accepted Answer

A)   Fused bodies, tough exoskeleton, and jointed appendages
B)   Segmented bodies, no exoskeleton, and jointed appendages
C)   Fused bodies, no exoskeleton, and jointed appendages
D)   Segmented bodies, tough exoskeleton, and jointed appendages

Question 2

How many of the animal phyla include single-celled animals?

Accepted Answer

A)   0
B)   1
C)   2
D)   3

Question 3

Which phylum is most closely related to the arthropods?

Accepted Answer

A)   Mollusks
B)   Echinoderms
C)   Roundworms
D)   Annelids

Question 4

Which evolved first,plants or animals? What evidence exists for your answer? Explain your reasoning as to why one would have evolved 100 million years prior to the other.

Accepted Answer

Fossil and DNA evidence supports the hyp...

Question 5

What happened during the Cambrian explosion?

Accepted Answer

A)   Many large volcanoes erupted.
B)   There was a large asteroid impact.
C)   There was a rapid diversification of animal forms.
D)   Animals first evolved from single-celled organisms.

Question 6

Some restaurants serve seafood platters that contain oysters,mussels,and clams.Such platters therefore consist of ________.

Accepted Answer

A)   sponges
B)   cnidarians
C)   gastropods
D)   mollusks

Question 7

Which of the following features are used to identify chordates?

Accepted Answer

A)   A hollow nerve cord
B)   A notochord
C)   A tail during embryonic development
D)   All of the above are features used to identify chordates.

Question 8

What do sharks have in common with goldfish?

Accepted Answer

A)   Opercula
B)   A lateral line system
C)   Electrosensors
D)   A cartilaginous skeleton

Question 9

How might an early primate's environment lead to the evolution of a large brain in relation to body size?

Accepted Answer

Early primates lived in trees,...

Question 10

Compared to mammals and reptiles,what characteristic prevents amphibians from surviving far from water?

Accepted Answer

A)   Their limbs are too weak to support their weight on land.
B)   They do not have any lungs and cannot breathe out of the water.
C)   Their eggs do not have an amnion which prevents them from drying out.
D)   Their cartilaginous endoskeleton would dry out on land.

Question 11

To which group do orangutans belong?

Accepted Answer

A)   Anthropoid monkeys
B)   Nonanthropoid monkeys
C)   Anthropoid apes
D)   Nonanthropoid apes

Question 12

Which phylum of worms includes the leeches?

Accepted Answer

A)   Flatworms
B)   Annelids
C)   Roundworms
D)   None of the above

Question 13

What defines radial symmetry?

Accepted Answer

A)   Any plane of symmetry passing through the center of the organism splits it into equal halves.
B)   Only five planes of symmetry passing through the center of the organism splits it into equal halves.
C)   Only one plane of symmetry splits the organism into equal halves.
D)   No planes of symmetry exist; the organism cannot be split into equal halves.

Question 14

Which of the following is human's closest living relative?

Accepted Answer

A)   Gibbons
B)   Gorillas
C)   Chimpanzees
D)   Baboons

Question 15

Which is most closely related to the hagfish?

Accepted Answer

A)   Shark
B)   Tunicate
C)   Lamprey
D)   Lancelet

Question 16

Parasites have often been described incorrectly as having "devolved" from a more highly evolved organism.Why would it be more accurate to say that they are just as evolved as any other organism?

Accepted Answer

Evolution does not have an end goal.Ever...

Question 17

Being a heterotroph means ________.

Accepted Answer

A)   making your own food from the sun
B)   making your own food from oxygen
C)   obtaining your food by eating other organisms
D)   obtaining your food by photosynthesis

Question 18

Which of the following is not a primate?

Accepted Answer

A)   Lemurs
B)   Apes
C)   Monkeys
D)   All are primates.

Question 19

Which chordate trait evolved first?

Accepted Answer

A)   Calcium-hardened skeleton
B)   Amniotic egg
C)   Four limbs
D)   Skull and backbone

Question 20

Which subgroup of mammals raises their young in pouches?

Accepted Answer

A)   Marsupials
B)   Monotremes
C)   Eutherians
D)   Cetaceans

Exam 10: Biodiversity 3: Animals

Some restaurants serve seafood platters that contain oysters,mussels,and clams.Such platters therefore consist of ________.

Correct AnswerverifiedShow Answer

Which subgroup of mammals raises their young in pouches?

Correct AnswerverifiedShow Answer

What happened during the Cambrian explosion?

Correct AnswerverifiedShow Answer

Which of the following features are used to identify chordates?

Correct AnswerverifiedShow Answer

How might an early primate's environment lead to the evolution of a large brain in relation to body size?

Correct AnswerverifiedEarly primates lived in trees,...View AnswerShow Answer

Which phylum is most closely related to the arthropods?

Correct AnswerverifiedShow Answer

How many of the animal phyla include single-celled animals?

Correct AnswerverifiedShow Answer

What defines radial symmetry?

Correct AnswerverifiedShow Answer

What do sharks have in common with goldfish?

Correct AnswerverifiedShow Answer

Which evolved first,plants or animals? What evidence exists for your answer? Explain your reasoning as to why one would have evolved 100 million years prior to the other.

Correct AnswerverifiedFossil and DNA evidence supports the hyp...View AnswerShow Answer

To which group do orangutans belong?

Correct AnswerverifiedShow Answer

Which phylum of worms includes the leeches?

Correct AnswerverifiedShow Answer

Being a heterotroph means ________.

Correct AnswerverifiedShow Answer

Which chordate trait evolved first?

Correct AnswerverifiedShow Answer

Which of the following is human's closest living relative?

Correct AnswerverifiedShow Answer

Which of the following is not a primate?

Correct AnswerverifiedShow Answer

Compared to mammals and reptiles,what characteristic prevents amphibians from surviving far from water?

Correct AnswerverifiedShow Answer

Parasites have often been described incorrectly as having "devolved" from a more highly evolved organism.Why would it be more accurate to say that they are just as evolved as any other organism?

Correct AnswerverifiedEvolution does not have an end goal.Ever...View AnswerShow Answer

Which is most closely related to the hagfish?

Correct AnswerverifiedShow Answer

What are the key characteristics of arthropods?

Correct AnswerverifiedShow Answer

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Early primates lived in trees,...
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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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Fossil and DNA evidence supports the hyp...
View Answer

Correct Answer
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Correct Answer
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Correct Answer
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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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Evolution does not have an end goal.Ever...
View Answer

Correct Answer
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Correct Answer
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