Question 1

The wide adaptive radiation of mammals occurred during the early:

Accepted Answer

A)  Cenozoic. 
B)  Paleozoic. 
C)  Tertiary. 
D)  Devonian. 
E)  Jurassic. 
A)  Cenozoic. 
B)  Paleozoic. 
C)  Tertiary. 
D)  Devonian. 
E)  Jurassic.

Question 2

At some point in their life cycle, amphibians may respire via all of the following except:

Accepted Answer

A)  gills. 
B)  lungs. 
C)  swim bladder. 
D)  skin. 
E)  book lungs. 
A)  gills. 
B)  lungs. 
C)  swim bladder. 
D)  skin. 
E)  book lungs.

Question 3

The two groups representing the "jawless" fishes are:

Accepted Answer

A)  Cephalochordata and Placoderms. 
B)  Chondrichthyes and Actinistia. 
C)  Myxini and Petromyzontida. 
D)  Dipnoi and Actinistia. 
E)  Placoderms and Petromyzontida. 
A)  Cephalochordata and Placoderms. 
B)  Chondrichthyes and Actinistia. 
C)  Myxini and Petromyzontida. 
D)  Dipnoi and Actinistia. 
E)  Placoderms and Petromyzontida.

Question 4

All Echinodermata are found:

Accepted Answer

A)  in marine habitats. 
B)  in freshwater. 
C)  on land. 
D)  on the bottom of the ocean or lakes. 
E)  in shallow ocean waters. 
A)  in marine habitats. 
B)  in freshwater. 
C)  on land. 
D)  on the bottom of the ocean or lakes. 
E)  in shallow ocean waters.

Question 5

The monotremes are an unusual group of mammals because they:

Accepted Answer

A)  lack mammary glands. 
B)  lack hair. 
C)  lay eggs. 
D)  have pouches. 
E)  exhibit parthenogenesis. 
A)  lack mammary glands. 
B)  lack hair. 
C)  lay eggs. 
D)  have pouches. 
E)  exhibit parthenogenesis.

Question 6

Figure 32-1
Use the figure to answer the corresponding question(s).  
-The organism in Figure 32-1 is a representative of:

Accepted Answer

A)  the phylum Hemichordata. 
B)  the phylum Echinodermata. 
C)  the phylum Chordata. 
D)  the subphylum Urochordata. 
E)  the subphylum Cephalochordata. 
A)  the phylum Hemichordata. 
B)  the phylum Echinodermata. 
C)  the phylum Chordata. 
D)  the subphylum Urochordata. 
E)  the subphylum Cephalochordata.

Question 7

Which of the following would describe an animal that lays eggs?

Accepted Answer

A)  oviparous 
B)  viviparous 
C)  ovoviviparous 
D)  placental 
E)  eutherial 
A)  oviparous 
B)  viviparous 
C)  ovoviviparous 
D)  placental 
E)  eutherial

Question 8

Sharks that are __________ incubate their eggs in the uterus.

Accepted Answer

A)  oviparous 
B)  viviparous 
C)  ovoviviparous 
D)  placental 
E)  eutherial 
A)  oviparous 
B)  viviparous 
C)  ovoviviparous 
D)  placental 
E)  eutherial

Question 9

Which of the following statements about tunicates is false?

Accepted Answer

A)  Tunicates are in subphylum Cephalochordata. 
B)  Tunicates are in phylum Chordata. 
C)  Tunicates are freshwater organisms. 
D)  Tunicates develop as deuterostomes. 
E)  Tunicates are a living chordate group. 
A)  Tunicates are in subphylum Cephalochordata. 
B)  Tunicates are in phylum Chordata. 
C)  Tunicates are freshwater organisms. 
D)  Tunicates develop as deuterostomes. 
E)  Tunicates are a living chordate group.

Question 10

Placoid scales are found on:

Accepted Answer

A)  lungfish. 
B)  sharks. 
C)  ray-finned fish. 
D)  lob-finned. 
E)  snakes. 
A)  lungfish. 
B)  sharks. 
C)  ray-finned fish. 
D)  lob-finned. 
E)  snakes.

Question 11

Class __________ includes mostly extinct species and a few current species such as feather stars and sea lilies.

Accepted Answer

A)  Asteroidea 
B)  Holothuroidea 
C)  Ophiuroidea 
D)  Echinoidea 
E)  Crinoidea 
A)  Asteroidea 
B)  Holothuroidea 
C)  Ophiuroidea 
D)  Echinoidea 
E)  Crinoidea

Question 12

Figure 32-1
Use the figure to answer the corresponding question(s).  
-The structure in Figure 32-1 labeled __________ is characteristic of the phylum to which this organism belongs.

Accepted Answer

A)  9 
B)  6 
C)  5 
D)  4 
E)  10 
A)  9 
B)  6 
C)  5 
D)  4 
E)  10

Question 13

Sea cucumbers will __________ when environmental conditions deteriorate.

Accepted Answer

A)  eject their digestive tract, respiratory structures, and gonads. 
B)  crawl to an area with more favorable conditions. 
C)  form a resistant spore. 
D)  float to the surface and then later drop to a more favorable location. 
E)  crawl deep into the ocean mud on the bottom. 
A)  eject their digestive tract, respiratory structures, and gonads. 
B)  crawl to an area with more favorable conditions. 
C)  form a resistant spore. 
D)  float to the surface and then later drop to a more favorable location. 
E)  crawl deep into the ocean mud on the bottom.

Question 14

The coelacanth is found in the class:

Accepted Answer

A)  Dipnoi. 
B)  Actinistia. 
C)  Placoderms. 
D)  Cephalochordata. 
E)  Urochordata. 
A)  Dipnoi. 
B)  Actinistia. 
C)  Placoderms. 
D)  Cephalochordata. 
E)  Urochordata.

Question 15

The first function of feathers was most likely:

Accepted Answer

A)  protection from predators. 
B)  insulation. 
C)  communicating with rivals. 
D)  climbing in trees. 
E)  protection from parasites. 
A)  protection from predators. 
B)  insulation. 
C)  communicating with rivals. 
D)  climbing in trees. 
E)  protection from parasites.

Question 16

Hagfishes are differentiated from lampreys and all other fishes in that:

Accepted Answer

A)  hagfishes do not have gills. 
B)  hagfishes lack a jaw. 
C)  hagfishes are parasitic. 
D)  hagfishes lack vertebrae. 
E)  hagfishes have notochords. 
A)  hagfishes do not have gills. 
B)  hagfishes lack a jaw. 
C)  hagfishes are parasitic. 
D)  hagfishes lack vertebrae. 
E)  hagfishes have notochords.

Question 17

Echinoderms are unique because:

Accepted Answer

A)  the larvae are radially symmetrical and the adult is bilaterally symmetrical. 
B)  the adults and larva are both pentaradially symmetrical. 
C)  the adult and larva are both radially symmetrical. 
D)  the adult and larva are both biradially symmetrical. 
E)  their larvae are bilaterally symmetrical while the adult is pentaradially symmetrical. 
A)  the larvae are radially symmetrical and the adult is bilaterally symmetrical. 
B)  the adults and larva are both pentaradially symmetrical. 
C)  the adult and larva are both radially symmetrical. 
D)  the adult and larva are both biradially symmetrical. 
E)  their larvae are bilaterally symmetrical while the adult is pentaradially symmetrical.

Question 18

Spiny anteaters are unlike other mammals because they

Accepted Answer

A)  have endothermy. 
B)  do not have two pairs of temporal openings in the skull. 
C)  have mammary glands. 
D)  have hair. 
E)  do not have nipples. 
A)  have endothermy. 
B)  do not have two pairs of temporal openings in the skull. 
C)  have mammary glands. 
D)  have hair. 
E)  do not have nipples.

Question 19

The neural crest cells of vertebrates develop into nerves, head muscles, cranium, and jaws.
____________________

Accepted Answer

A) True 
 B)False

Question 20

The heart of amphibians has __________ chambers.The hearts of birds and mammals have __________ chambers.

Accepted Answer

A)  two; three 
B)  three; four 
C)  two; four 
D)  three; five 
E)  three; two 
A)  two; three 
B)  three; four 
C)  two; four 
D)  three; five 
E)  three; two

Exam 32: The Deuterostomes

The wide adaptive radiation of mammals occurred during the early:

At some point in their life cycle, amphibians may respire via all of the following except:

The two groups representing the "jawless" fishes are:

All Echinodermata are found:

The monotremes are an unusual group of mammals because they:

Figure 32-1 Use the figure to answer the corresponding question(s). -The organism in Figure 32-1 is a representative of:

Which of the following would describe an animal that lays eggs?

Sharks that are __________ incubate their eggs in the uterus.

Which of the following statements about tunicates is false?

Placoid scales are found on:

Class __________ includes mostly extinct species and a few current species such as feather stars and sea lilies.

Figure 32-1 Use the figure to answer the corresponding question(s). -The structure in Figure 32-1 labeled __________ is characteristic of the phylum to which this organism belongs.

Sea cucumbers will __________ when environmental conditions deteriorate.

The coelacanth is found in the class:

The first function of feathers was most likely:

Hagfishes are differentiated from lampreys and all other fishes in that:

Echinoderms are unique because:

Spiny anteaters are unlike other mammals because they

The neural crest cells of vertebrates develop into nerves, head muscles, cranium, and jaws. ____________________

The heart of amphibians has __________ chambers.The hearts of birds and mammals have __________ chambers.

A View of Life

Atoms and Molecules: the Chemical Basis of Life

The Chemistry of Life: Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp: Energy-Releasing Pathways

Photosynthesis: Capturing Light Energy

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

Dna: the Carrier of Genetic Information

Gene Expression

Gene Regulation

Dna Technology and Genomics

Human Genetics and the Human Genome

Developmental Genetics

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Origin and Evolutionary History of Life

The Evolution of Primates

Understanding Diversity: Systematics

Viruses and Subviral Agents

Bacteria and Archaea

Protists

Seedless Plants

Seed Plants

The Fungi

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

Plant Structure, Growth, and Development

Leaf Structure and Function

Stem Structure and Transport

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function: an Introduction

Protection, Support, and Movement

Neural Signaling

Neural Regulation

Sensory Systems

Internal Transport

The Immune System: Internal Defense

Gas Exchange

Processing Food and Nutrition

Osmoregulation and Disposal of Metabolic Wastes

Endocrine Regulation

Reproduction

Animal Development

Animal Behavior

Introduction to Ecology: Population Ecology

Community Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

Filters

The heart of amphibians has chambers.The hearts of birds and mammals have chambers.