Question 1

The key specializations that occurred in the evolution of mammals include all of the following except

Accepted Answer

A) warm-bloodedness. 
B) the presence of a placenta in most. 
C) different teeth suited to their diet. 
D) digestive tract specialization. 
E) reduction in brain sizE. 
A) warm-bloodedness. 
B) the presence of a placenta in most. 
C) different teeth suited to their diet. 
D) digestive tract specialization. 
E) reduction in brain sizE. E

Question 2

Which one of the following is characteristic of all mammals and not of any other living vertebrates?

Accepted Answer

A) hair 
B) maternal care 
C) a four chambered heart with pulmonary circuit 
D) endothermy 
E) live birth 
A) hair 
B) maternal care 
C) a four chambered heart with pulmonary circuit 
D) endothermy 
E) live birth A

Question 3

The hominid australopithecines are generally accepted to be different from modern-humans because

Accepted Answer

A) only humans are bipedal. 
B) the human skull is apelike in appearance with a strongly projecting face. 
C) human brains on an average are at least twice as large in size. 
D) human arms are longer than legs. 
E) only humans are meat-eaters. 
A) only humans are bipedal. 
B) the human skull is apelike in appearance with a strongly projecting face. 
C) human brains on an average are at least twice as large in size. 
D) human arms are longer than legs. 
E) only humans are meat-eaters. C

Question 4

Which one of the following is not true about tunicates?

Accepted Answer

A) Adult forms are sessile and filter feeding. 
B) Adult forms secrete a tunic composed mainly of cellulose. 
C) Adult forms are not segmented. 
D) Larval forms show all chordate characteristics. 
E) Larval forms feed actively. 
A) Adult forms are sessile and filter feeding. 
B) Adult forms secrete a tunic composed mainly of cellulose. 
C) Adult forms are not segmented. 
D) Larval forms show all chordate characteristics. 
E) Larval forms feed actively.

Question 5

One characteristic that New World monkeys have that Old World monkeys lack is

Accepted Answer

A) binocular vision. 
B) opposable thumbs. 
C) hair covering their bodies. 
D) prehensile tails. 
E) females have mammary glands. 
A) binocular vision. 
B) opposable thumbs. 
C) hair covering their bodies. 
D) prehensile tails. 
E) females have mammary glands.

Question 6

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. 
A) ray-finned fish. 
B) lobe-finned fish. 
C) spiny fish. 
D) skates and rays. 
E) annelids.

Question 7

In addition to hair and mammary glands,several other adaptations are seen in many mammals.Select from the following list an adaptation that is not present in any mammals.

Accepted Answer

A) four-chambered heart 
B) direct connection between the mother's circulation and that of the fetus 
C) diaphragm 
D) skin stretched between the four fingers to form wings 
E) specialized teeth 
A) four-chambered heart 
B) direct connection between the mother's circulation and that of the fetus 
C) diaphragm 
D) skin stretched between the four fingers to form wings 
E) specialized teeth

Question 8

Our own species,___________,appears to have evolved in Africa less than 200,000 years ago.

Accepted Answer

A) Homo habilis 
B) Homo erectus 
C) Homo sapiens 
D) Homo hominis 
E) Homo australopithecus 
A) Homo habilis 
B) Homo erectus 
C) Homo sapiens 
D) Homo hominis 
E) Homo australopithecus

Question 9

Modern birds are characterized by all of the following except

Accepted Answer

A) feathers. 
B) thin,hollow skeletons and auxiliary air sacs. 
C) a four chambered heart. 
D) the amniotic egg. 
E) ectothermy. 
A) feathers. 
B) thin,hollow skeletons and auxiliary air sacs. 
C) a four chambered heart. 
D) the amniotic egg. 
E) ectothermy.

Question 10

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 resources 
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 resources

Question 11

Choose the letter of the best match from the following:
-Cougar,mountain lion.

Accepted Answer

A) bird 
B) reptile 
C) amphibian 
D) bony fish 
E) mammal 
A) bird 
B) reptile 
C) amphibian 
D) bony fish 
E) mammal

Question 12

Early species of _____,the genus of the oldest members of humans,had a distinctly larger brain than australopithecines and most likely used tools.

Accepted Answer

The answer of Early species of _____,the genus of the...

Question 13

All of the following features are true of Anthropoids except

Accepted Answer

A) they include monkeys,apes,and humans. 
B) almost all were diurnal. 
C) opposable thumbs. 
D) living in groups with complex social interactions. 
E) changes to eye design and increase in brain sizE. 
A) they include monkeys,apes,and humans. 
B) almost all were diurnal. 
C) opposable thumbs. 
D) living in groups with complex social interactions. 
E) changes to eye design and increase in brain sizE.

Question 14

Birds are different from reptiles in all of the following features except

Accepted Answer

A) endothermy. 
B) their lack of teeth. 
C) the presence of feathers. 
D) the presence of a flight skeleton. 
E) bipedalism. 
A) endothermy. 
B) their lack of teeth. 
C) the presence of feathers. 
D) the presence of a flight skeleton. 
E) bipedalism.

Question 15

The chordates include all of the following except

Accepted Answer

A) Amphioxus. 
B) echinoderms. 
C) mammals. 
D) birds. 
E) amphibians. 
A) Amphioxus. 
B) echinoderms. 
C) mammals. 
D) birds. 
E) amphibians.

Question 16

Apes and humans together make up a group called

Accepted Answer

A) hominids. 
B) hominoids. 
C) Homo sapiens. 
D) habilis. 
E) prosimians. 
A) hominids. 
B) hominoids. 
C) Homo sapiens. 
D) habilis. 
E) prosimians.

Question 17

Chordates have all the following characteristics at some time in their lives except

Accepted Answer

A) a nerve cord. 
B) a notochord. 
C) pharyngeal slits. 
D) a postanal tail. 
E) an endostylE. 
A) a nerve cord. 
B) a notochord. 
C) pharyngeal slits. 
D) a postanal tail. 
E) an endostylE.

Question 18

Which one of the following is not a correct pairing of a primate group and its major constituents?

Accepted Answer

A) Primates: prosimians and anthropoids 
B) Prosimians: lemurs,lories,and tarsiers 
C) Anthropoids: old and new world monkeys,apes,and hominoids 
D) Hominoids: apes and hominids 
E) Hominids: chimpanzee,humans and our direct ancestors 
A) Primates: prosimians and anthropoids 
B) Prosimians: lemurs,lories,and tarsiers 
C) Anthropoids: old and new world monkeys,apes,and hominoids 
D) Hominoids: apes and hominids 
E) Hominids: chimpanzee,humans and our direct ancestors

Question 19

Small,fishlike marine chordates,pointed at both ends with no distinguishable head,in which the notochord runs the entire length of the nerve cord,are called

Accepted Answer

A) arrow worms. 
B) tunicates. 
C) acorn worms. 
D) lancelets. 
E) lampreys. 
A) arrow worms. 
B) tunicates. 
C) acorn worms. 
D) lancelets. 
E) lampreys.

Question 20

The only marsupial mammal living in North America is the

Accepted Answer

A) opossum. 
B) raccoon. 
C) ring-tailed cat. 
D) weasel. 
E) wombat. 
A) opossum. 
B) raccoon. 
C) ring-tailed cat. 
D) weasel. 
E) wombat.

Exam 35: Vertebrates

The key specializations that occurred in the evolution of mammals include all of the following except

Which one of the following is characteristic of all mammals and not of any other living vertebrates?

The hominid australopithecines are generally accepted to be different from modern-humans because

Which one of the following is not true about tunicates?

One characteristic that New World monkeys have that Old World monkeys lack is

Amphibians are thought to have evolved from

In addition to hair and mammary glands,several other adaptations are seen in many mammals.Select from the following list an adaptation that is not present in any mammals.

Our own species,___________,appears to have evolved in Africa less than 200,000 years ago.

Modern birds are characterized by all of the following except

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

Choose the letter of the best match from the following: -Cougar,mountain lion.

Early species of _____,the genus of the oldest members of humans,had a distinctly larger brain than australopithecines and most likely used tools.

All of the following features are true of Anthropoids except

Birds are different from reptiles in all of the following features except

The chordates include all of the following except

Apes and humans together make up a group called

Chordates have all the following characteristics at some time in their lives except

Which one of the following is not a correct pairing of a primate group and its major constituents?

Small,fishlike marine chordates,pointed at both ends with no distinguishable head,in which the notochord runs the entire length of the nerve cord,are called

The only marsupial mammal living in North America is the

The Science of Biology

The Nature of Molecules

The Chemical Building Blocks of Life

Cell Structure

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Energy and Metabolism

How Cells Harvest Energy

Photosynthesis

Cell Communication

How Cells Divide

Sexual Reproduction and Meiosis

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Chromosomes Mapping and the Meiosis - Inheritance Connection

Dna: the Genetic Material

Genes and How They Work

Control of Gene Expression

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Genes Within Populations

The Evidence for Evolution

The Origin of Species

Systematics and the Phylogenetic Revolution

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Overview of Green Plants

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