Question 1

Choose the one most appropriate letter for each.
-crocodile

Accepted Answer

A) cartilaginous skeleton; jaws 
B) reptile with four-chambered heart 
C) separate openings for the urinary, reproductive, and excretory systems 
D) legless amphibian 
E) invertebrate chordate; no metamorphosis
F)endotherm with feathers
G)limbless reptile
H)most primitive fishes with jaws; extinct
I)modern-day parasitic jawless vertebrate
J)North America's only native marsupial
K)adults are barrel-shaped and secretes a covering of polysaccharides
L)egg-laying mammal
M)swim bladder for buoyancy
N)larvae typically have gills and develop lungs as they mature 
A) cartilaginous skeleton; jaws 
B) reptile with four-chambered heart 
C) separate openings for the urinary, reproductive, and excretory systems 
D) legless amphibian 
E) invertebrate chordate; no metamorphosis
F)endotherm with feathers
G)limbless reptile
H)most primitive fishes with jaws; extinct
I)modern-day parasitic jawless vertebrate
J)North America's only native marsupial
K)adults are barrel-shaped and secretes a covering of polysaccharides
L)egg-laying mammal
M)swim bladder for buoyancy
N)larvae typically have gills and develop lungs as they mature

Question 2

Choose the one most appropriate letter for each.
-birds

Accepted Answer

A) cartilaginous skeleton; jaws 
B) reptile with four-chambered heart 
C) separate openings for the urinary, reproductive, and excretory systems 
D) legless amphibian 
E) invertebrate chordate; no metamorphosis
F)endotherm with feathers
G)limbless reptile
H)most primitive fishes with jaws; extinct
I)modern-day parasitic jawless vertebrate
J)North America's only native marsupial
K)adults are barrel-shaped and secretes a covering of polysaccharides
L)egg-laying mammal
M)swim bladder for buoyancy
N)larvae typically have gills and develop lungs as they mature 
A) cartilaginous skeleton; jaws 
B) reptile with four-chambered heart 
C) separate openings for the urinary, reproductive, and excretory systems 
D) legless amphibian 
E) invertebrate chordate; no metamorphosis
F)endotherm with feathers
G)limbless reptile
H)most primitive fishes with jaws; extinct
I)modern-day parasitic jawless vertebrate
J)North America's only native marsupial
K)adults are barrel-shaped and secretes a covering of polysaccharides
L)egg-laying mammal
M)swim bladder for buoyancy
N)larvae typically have gills and develop lungs as they mature

Question 3

Four features help define the __________: a notochord,a dorsal hollow nerve cord,a pharynx with gill slits,and a tail extending past the anus.

Accepted Answer

The answer of Four features help define the __________: a...

Question 4

Four of the following statements about snakes are true.Which statement is false?

Accepted Answer

A)  All snakes are carnivores. 
B)  All snakes shed their skin as they grow. 
C)  All snakes have fangs. 
D)  All snakes have overlapping scales. 
E)  Some snakes retain skeletal remnants of hind limbs. 
A)  All snakes are carnivores. 
B)  All snakes shed their skin as they grow. 
C)  All snakes have fangs. 
D)  All snakes have overlapping scales. 
E)  Some snakes retain skeletal remnants of hind limbs.

Question 5

Which of the following is not a part of an egg with a calcium-hardened shell?

Accepted Answer

A)  Placenta 
B)  Amnion 
C)  Chorion 
D)  Allantois 
E)  Yolk sac 
A)  Placenta 
B)  Amnion 
C)  Chorion 
D)  Allantois 
E)  Yolk sac

Question 6

Mammals belong to a synapsid clade called ______________.

Accepted Answer

A)  placoderms 
B)  ostracoderms 
C)  cloacae 
D)  therapsids 
E)  placentals 
A)  placoderms 
B)  ostracoderms 
C)  cloacae 
D)  therapsids 
E)  placentals

Question 7

Which of the following birds has a beak adapted for straining vegetation from water?

Accepted Answer

A)  Robin 
B)  Duck 
C)  Vulture 
D)  Kingfisher 
E)  Eagle 
A)  Robin 
B)  Duck 
C)  Vulture 
D)  Kingfisher 
E)  Eagle

Question 8

Figure 25.22B
 
-The letter "C" in the accompanying figure represents which teeth?

Accepted Answer

A)  Incisors 
B)  Molars 
C)  Canines 
D)  Premolars 
E)  Grinders 
A)  Incisors 
B)  Molars 
C)  Canines 
D)  Premolars 
E)  Grinders

Question 9

__________ are animals with a backbone.

Accepted Answer

The answer of __________ are animals with a backbone....

Question 10

__________,or four-legged walkers,evolved from lobe-finned bony fishes.

Accepted Answer

The answer of __________,or four-legged walkers,evolved from lobe-finned bony fishes....

Question 11

Most amphibians are completely dependent on an aquatic environment for ____.

Accepted Answer

A)  respiration 
B)  feeding 
C)  reproduction 
D)  movement 
E)  thermoregulation 
A)  respiration 
B)  feeding 
C)  reproduction 
D)  movement 
E)  thermoregulation

Question 12

Four of the following are members of the bony fishes.Which one is the exception?

Accepted Answer

A)  Teleosts 
B)  Ray-finned fish 
C)  Lungfish 
D)  Stingrays 
E)  Lobe-finned fishes 
A)  Teleosts 
B)  Ray-finned fish 
C)  Lungfish 
D)  Stingrays 
E)  Lobe-finned fishes

Question 13

The first tetrapods evolved ____.

Accepted Answer

A)  on land 
B)  after the amphibians 
C)  from lobe-finned fish 
D)  after the first amniotes 
E)  from the ray-finned fishes 
A)  on land 
B)  after the amphibians 
C)  from lobe-finned fish 
D)  after the first amniotes 
E)  from the ray-finned fishes

Question 14

Four of the following statements are typically true of placoderms.Which one is the exception?

Accepted Answer

A)  They gave birth to live young. 
B)  They had jaws. 
C)  They had teeth. 
D)  They had paired pelvic fins. 
E)  They had paired pectoral fins. 
A)  They gave birth to live young. 
B)  They had jaws. 
C)  They had teeth. 
D)  They had paired pelvic fins. 
E)  They had paired pectoral fins.

Question 15

The first group to exhibit an amniotic egg was the ____.

Accepted Answer

A)  birds 
B)  amphibians 
C)  reptiles 
D)  bony fish 
E)  mammals 
A)  birds 
B)  amphibians 
C)  reptiles 
D)  bony fish 
E)  mammals

Question 16

Figure 25.22B
 
-The letter "D" in the accompanying figure represents which teeth?

Accepted Answer

A)  Incisors 
B)  Molars 
C)  Canines 
D)  premolars 
E)  Grinders 
A)  Incisors 
B)  Molars 
C)  Canines 
D)  premolars 
E)  Grinders

Question 17

The feeding habits of adult lampreys are best described as ____.

Accepted Answer

A)  suspension feeding 
B)  predatory 
C)  parasitic 
D)  scavenging 
E)  filter feeding 
A)  suspension feeding 
B)  predatory 
C)  parasitic 
D)  scavenging 
E)  filter feeding

Question 18

A great adaptive radiation of mammals began about ____ million years ago.

Accepted Answer

A)  25 
B)  65 
C)  95 
D)  125 
E)  165 
A)  25 
B)  65 
C)  95 
D)  125 
E)  165

Question 19

Scales and paired fins first evolved in __________fishes.

Accepted Answer

The answer of Scales and paired fins first evolved in...

Question 20

Figure 25.2
 
-Consider the accompanying figure.Four of the following are true statements about the structure indicated by "D." Which statement is false?

Accepted Answer

A)  It first evolved in arthropods. 
B)  It extends anteriorly into the head region. 
C)  It provides support for muscle contraction. 
D)  It is replaced in most adult vertebrates by the vertebral column. 
E)  It is one of the four exclusive features of chordates. 
A)  It first evolved in arthropods. 
B)  It extends anteriorly into the head region. 
C)  It provides support for muscle contraction. 
D)  It is replaced in most adult vertebrates by the vertebral column. 
E)  It is one of the four exclusive features of chordates.

Exam 25: Animal Evolution: The Chordates

Choose the one most appropriate letter for each. -crocodile

Choose the one most appropriate letter for each. -birds

Four features help define the __________: a notochord,a dorsal hollow nerve cord,a pharynx with gill slits,and a tail extending past the anus.

Four of the following statements about snakes are true.Which statement is false?

Which of the following is not a part of an egg with a calcium-hardened shell?

Mammals belong to a synapsid clade called ______________.

Which of the following birds has a beak adapted for straining vegetation from water?

Figure 25.22B -The letter "C" in the accompanying figure represents which teeth?

__________ are animals with a backbone.

__________,or four-legged walkers,evolved from lobe-finned bony fishes.

Most amphibians are completely dependent on an aquatic environment for ____.

Four of the following are members of the bony fishes.Which one is the exception?

The first tetrapods evolved ____.

Four of the following statements are typically true of placoderms.Which one is the exception?

The first group to exhibit an amniotic egg was the ____.

Figure 25.22B -The letter "D" in the accompanying figure represents which teeth?

The feeding habits of adult lampreys are best described as ____.

A great adaptive radiation of mammals began about ____ million years ago.

Scales and paired fins first evolved in __________fishes.

Figure 25.2 -Consider the accompanying figure.Four of the following are true statements about the structure indicated by "D." Which statement is false?

Invitation to Biology

Life's Chemical Bases

Molecules of Life

Cell Structure

Ground Rules of Metabolism

Where it Starts—Photosynthesis

How Cells Release Chemical Energy

DNA Structure and Function

From DNA to Protein

Control of Gene Expression

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizing Information about Species

Life's Origin and Early Evolution

Viruses, Bacteria, and Archaea

Protists: The Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolution: The Invertebrates

Human Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive System

Animal Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters