Question 1

When a tourist buys a sand dollar at a beach shop,what are they buying?

Accepted Answer

A) A calcium carbonate shell secreted from the mantle 
B) Anendoskeleton of calcium carbonate ossicles 
C) A molted exoskeleton made of chitin 
D) An endoskeleton made of bone 
E) An endoskeleton made of cartilage 
A) A calcium carbonate shell secreted from the mantle 
B) Anendoskeleton of calcium carbonate ossicles 
C) A molted exoskeleton made of chitin 
D) An endoskeleton made of bone 
E) An endoskeleton made of cartilage

Question 2

A tunicate looks like a sponge.How could a biologist distinguish it from a member of the Porifera?

Accepted Answer

A) Tunicates do not filter feed. 
B) Only tunicates produce gametes. 
C) Unlike tunicates,sponges are symmetrical. 
D) Tunicates have a stomach. 
A) Tunicates do not filter feed. 
B) Only tunicates produce gametes. 
C) Unlike tunicates,sponges are symmetrical. 
D) Tunicates have a stomach.

Question 3

What do echinoderms and chordates have in common?

Accepted Answer

A) endoskeletons 
B) dorsal nerve cords 
C) protostome development 
D) ecdysis 
A) endoskeletons 
B) dorsal nerve cords 
C) protostome development 
D) ecdysis

Question 4

Which of the following has the longest fossil record?

Accepted Answer

A) Homo sapiens 
B) Homo erectus 
C) Homo habilis 
D) Homo neanderthalensis 
E) Homo heidelbergensis 
A) Homo sapiens 
B) Homo erectus 
C) Homo habilis 
D) Homo neanderthalensis 
E) Homo heidelbergensis

Question 5

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.

Question 6

All of the following about Homo habilis is true except

Accepted Answer

A) the species lived in Africa for 500,000 years and then became extinct. 
B) the species coexisted with dinosaurs. 
C) the species was replaced by a new kind of human,which had a larger brain. 
D) the species was small in stature. 
E) the species was associated with tools. 
A) the species lived in Africa for 500,000 years and then became extinct. 
B) the species coexisted with dinosaurs. 
C) the species was replaced by a new kind of human,which had a larger brain. 
D) the species was small in stature. 
E) the species was associated with tools.

Question 7

One of the most critical adaptations of the reptiles in relation to their life on land is the evolution of the

Accepted Answer

A) amniotic egg. 
B) allantois egg. 
C) chorionic egg. 
D) diploid egg. 
E) swim bladder. 
A) amniotic egg. 
B) allantois egg. 
C) chorionic egg. 
D) diploid egg. 
E) swim bladder.

Question 8

You dissect a specimen of a vertebrate during an anatomy laboratory.It has the following characteristics: lungs,abundant blood capillaries under thin skin,a partially-divided heart,a pulmonary circuit,and four walking legs.What is this animal?

Accepted Answer

A) lungfish 
B) amphibian 
C) reptile 
D) placental mammal 
E) marsupial mammal 
A) lungfish 
B) amphibian 
C) reptile 
D) placental mammal 
E) marsupial mammal

Question 9

In terms of number of species,the most successful terrestrial vertebrates that invaded the air are

Accepted Answer

A) insects. 
B) pterosaurs. 
C) birds. 
D) bats. 
E) flying monkeys. 
A) insects. 
B) pterosaurs. 
C) birds. 
D) bats. 
E) flying monkeys.

Question 10

Of the following sequences,which one reflects the best scientific knowledge about the succession of Homo species from the past until the present?

Accepted Answer

A) Homo heidelbergensis → Homo habilis → Homo sapiens → Homo erectus 
B) Homo habilis → Homo heidelbergensis → Homo erectus → Homo sapiens 
C) Homo heidelbergensis → Homo sapiens → Homo erectus → Homo habilis 
D) Homo sapiens → Homo heidelbergensis → Homo habilis → Homo erectus 
E) Homo habilis → Homo erectus → Homo heidelbergensis → Homo sapiens 
A) Homo heidelbergensis → Homo habilis → Homo sapiens → Homo erectus 
B) Homo habilis → Homo heidelbergensis → Homo erectus → Homo sapiens 
C) Homo heidelbergensis → Homo sapiens → Homo erectus → Homo habilis 
D) Homo sapiens → Homo heidelbergensis → Homo habilis → Homo erectus 
E) Homo habilis → Homo erectus → Homo heidelbergensis → Homo sapiens

Question 11

In addition to a vertebral column,all vertebrates have

Accepted Answer

A) a distinctive head or skull. 
B) an open circulatory system. 
C) gills. 
D) scales. 
E) a tunic. 
A) a distinctive head or skull. 
B) an open circulatory system. 
C) gills. 
D) scales. 
E) a tunic.

Question 12

Features that have been retained by reptiles from the time they replaced the amphibians as the dominant terrestrial vertebrates include all of the following,except

Accepted Answer

A) the amniotic egg. 
B) dry skin. 
C) thoracic breathing. 
D) reoriented appendages. 
E) endothermy. 
A) the amniotic egg. 
B) dry skin. 
C) thoracic breathing. 
D) reoriented appendages. 
E) endothermy.

Question 13

Scuba divers use a BCD to control buoyancy.It is essentially a bag that can be inflated or deflated to prevent excessive sinking or floating.How do bony fish accomplish this?

Accepted Answer

A) They pump their operculum. 
B) They adjust the level of gasses in their swim bladder. 
C) They adjust their position using the pectoral and pelvic fins. 
D) They swim rapidly to saturate the blood with oxygen. 
A) They pump their operculum. 
B) They adjust the level of gasses in their swim bladder. 
C) They adjust their position using the pectoral and pelvic fins. 
D) They swim rapidly to saturate the blood with oxygen.

Question 14

If an adult human suffered a traumatic injury,could their notochord be damaged?

Accepted Answer

A) Yes; because the notochord is deep within the body only a severe injury could damage it. 
B) No; the notochord is encased in bone and it not susceptible to damage. 
C) Yes; damage to the notochord often results in paralysis. 
D) No; adult humans do not have a notochord. 
A) Yes; because the notochord is deep within the body only a severe injury could damage it. 
B) No; the notochord is encased in bone and it not susceptible to damage. 
C) Yes; damage to the notochord often results in paralysis. 
D) No; adult humans do not have a notochord.

Question 15

Which of the following is considered the key innovation that started chordates along the evolutionary path that led to vertebrates?

Accepted Answer

A) a flexible rod to which muscles are attached,which allowed lateral movement of the back 
B) an internal endoskeleton 
C) a skin covering the entire body to prevent desiccation 
D) a hard shell encasing the body 
E) amniotic egg 
A) a flexible rod to which muscles are attached,which allowed lateral movement of the back 
B) an internal endoskeleton 
C) a skin covering the entire body to prevent desiccation 
D) a hard shell encasing the body 
E) amniotic egg

Question 16

A friend of yours visited a natural history museum that had a replica of the Archaeopteryx.She told you the characteristics of Archaeopteryx that she either noticed or read at the display.Which one did she misread?

Accepted Answer

A) Archaeopteryx had feathers,as do modern birds. 
B) Archaeopteryx lacked teeth,as do modern birds. 
C) Archaeopteryx had solid bones,unlike the hollow bones of modern birds. 
D) Archaeopteryx had wings as do modern birds. 
E) Archaeopteryx had a long tail,unlike modern birds. 
A) Archaeopteryx had feathers,as do modern birds. 
B) Archaeopteryx lacked teeth,as do modern birds. 
C) Archaeopteryx had solid bones,unlike the hollow bones of modern birds. 
D) Archaeopteryx had wings as do modern birds. 
E) Archaeopteryx had a long tail,unlike modern birds.

Question 17

The mucous sheet produced by the endostyle traps the microscopic food particles in the water.This sheet is located in the pharynx of what animal?

Accepted Answer

A) arrow worm 
B) tunicate 
C) acorn worm 
D) lancelet 
E) crinoid 
A) arrow worm 
B) tunicate 
C) acorn worm 
D) lancelet 
E) crinoid

Question 18

Which one of the following is not an adaptation shown by modern birds?

Accepted Answer

A) a respiratory system that allows all of the air to pass through the lungs in one direction 
B) complete division of the heart into right and left halves 
C) endothermy 
D) wings and a long feathered tail 
E) modified beaks and feet to support feeding behavior 
A) a respiratory system that allows all of the air to pass through the lungs in one direction 
B) complete division of the heart into right and left halves 
C) endothermy 
D) wings and a long feathered tail 
E) modified beaks and feet to support feeding behavior

Question 19

Modern humans share the greatest similarities with which one of the hominids?

Accepted Answer

A) Australopithecines 
B) Neanderthals 
C) Cro-Magnons 
D) Prosimians 
E) Primates 
A) Australopithecines 
B) Neanderthals 
C) Cro-Magnons 
D) Prosimians 
E) Primates

Question 20

To which group of fishes does the following description apply: swim bladder,bony skeleton,and paired fins supported by bony rays.

Accepted Answer

A) Sarcopterygi 
B) Actinopterygi 
C) Chondrichthyes 
D) Placodermi 
E) Acanthodii 
A) Sarcopterygi 
B) Actinopterygi 
C) Chondrichthyes 
D) Placodermi 
E) Acanthodii

Exam 34: Deuterostomes

When a tourist buys a sand dollar at a beach shop,what are they buying?

A tunicate looks like a sponge.How could a biologist distinguish it from a member of the Porifera?

What do echinoderms and chordates have in common?

Which of the following has the longest fossil record?

The only marsupial mammal living in North America is the

All of the following about Homo habilis is true except

One of the most critical adaptations of the reptiles in relation to their life on land is the evolution of the

You dissect a specimen of a vertebrate during an anatomy laboratory.It has the following characteristics: lungs,abundant blood capillaries under thin skin,a partially-divided heart,a pulmonary circuit,and four walking legs.What is this animal?

In terms of number of species,the most successful terrestrial vertebrates that invaded the air are

Of the following sequences,which one reflects the best scientific knowledge about the succession of Homo species from the past until the present?

In addition to a vertebral column,all vertebrates have

Features that have been retained by reptiles from the time they replaced the amphibians as the dominant terrestrial vertebrates include all of the following,except

Scuba divers use a BCD to control buoyancy.It is essentially a bag that can be inflated or deflated to prevent excessive sinking or floating.How do bony fish accomplish this?

If an adult human suffered a traumatic injury,could their notochord be damaged?

Which of the following is considered the key innovation that started chordates along the evolutionary path that led to vertebrates?

A friend of yours visited a natural history museum that had a replica of the Archaeopteryx.She told you the characteristics of Archaeopteryx that she either noticed or read at the display.Which one did she misread?

The mucous sheet produced by the endostyle traps the microscopic food particles in the water.This sheet is located in the pharynx of what animal?

Which one of the following is not an adaptation shown by modern birds?

Modern humans share the greatest similarities with which one of the hominids?

To which group of fishes does the following description apply: swim bladder,bony skeleton,and paired fins supported by bony rays.

The Science of Biology

The Nature of Molecules and the Properties of Water

The Chemical Building Blocks of Life

Cell Structure

Membranes

Energy and Metabolism

How Cells Harvest Energy

Photosynthesis

Cell Communication

How Cells Divide

Sexual Reproduction and Meiosis

Patterns of Inheritance

Chromosomes, mapping, and the Meiosisinheritance Connection

Dna: the Genetic Material

Genes and How They Work

Control of Gene Expression

Biotechnology

Genomics

Cellular Mechanisms of Development

Genes Within Populations

The Evidence for Evolution

The Origin of Species

Systematics,phylogenies,and Comparative Biology

Genome Evolution

The Origin and Diversity of Life

Viruses

Prokaryotes

Protists

Seedless Plants

Seed Plants

Fungi

Animal Diversity and the Evolution of Body Plans

Protostomes

Plant Form

Transport in Plants

Plant Nutrition and Soils

Plant Defense Responses

Sensory Systems in Plants

Plant Reproduction

The Animal Body and Principles of Regulation

The Nervous System

Sensory Systems

The Endocrine System

The Musculoskeletal System

The Digestive System

The Respiratory System

The Circulatory System

Osmotic Regulation and the Urinary System

The Immune System

The Reproductive System

Animal Development

Behavioral Biology

Ecology of Individuals and Populations

Community Ecology

Dynamics of Ecosystems

The Biosphere and Human Impacts

Conservation Biology

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