Question 1

Which of these statements about snakes is false?

Accepted Answer

A)  All snakes are carnivores. 
B)  All snakes use internal fertilization. 
C)  All snakes are venomous. 
D)  All snakes have flexible skull bones and hinged jaws. 
E)  Some snakes retain skeletal remnants of hindlimbs. 
A)  All snakes are carnivores. 
B)  All snakes use internal fertilization. 
C)  All snakes are venomous. 
D)  All snakes have flexible skull bones and hinged jaws. 
E)  Some snakes retain skeletal remnants of hindlimbs.

Question 2

MATCHING
Matching.Choose the one most appropriate letter for each.
a.cartilaginous skeleton; jaws
b.reptile with four-chambered heart
c.placental mammal
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.
marsupial
k.adult is called "sea squirt"
l.
egg-laying mammal
m.
swim bladder for buoyancy
n.
may be sexually mature in larval form
-bony fishes

Accepted Answer

The answer of MATCHING
Matching.Choose the one most appropriate letter for...

Question 3

Amniotes differ from earlier vertebrates by

Accepted Answer

A)  their large size. 
B)  their three-chambered heart. 
C)  their internal fertilization. 
D)  the possession of a slimy skin. 
E)  having external scales. 
A)  their large size. 
B)  their three-chambered heart. 
C)  their internal fertilization. 
D)  the possession of a slimy skin. 
E)  having external scales.

Question 4

Many amphibians now face extinction, and one cause is believed to be a __________ fungus.

Accepted Answer

The answer of Many amphibians now face extinction, and one...

Question 5

Birds differ from earlier vertebrates by

Accepted Answer

A)  their lack of scales. 
B)  producing land eggs. 
C)  the ability to maintain a relatively constant body temperature. 
D)  the ability to fertilize eggs internally. 
E)  their possession of a dorsal nerve cord. 
A)  their lack of scales. 
B)  producing land eggs. 
C)  the ability to maintain a relatively constant body temperature. 
D)  the ability to fertilize eggs internally. 
E)  their possession of a dorsal nerve cord.

Question 6

-Which of the following is NOT a feature that is found exclusively among all vertebrates?

Accepted Answer

A)  notochord 
B)  pharyngeal gill slits 
C)  four legs 
D)  post-anal tail 
E)  dorsal nerve cord 
A)  notochord 
B)  pharyngeal gill slits 
C)  four legs 
D)  post-anal tail 
E)  dorsal nerve cord

Question 7

Declining amphibian populations are correlated with

Accepted Answer

A)  habitat loss. 
B)  introduction of new species. 
C)  long-term changes in climate. 
D)  fungal infections and parasitic diseases. 
E)  all of these. 
A)  habitat loss. 
B)  introduction of new species. 
C)  long-term changes in climate. 
D)  fungal infections and parasitic diseases. 
E)  all of these.

Question 8

Egg-laying mammals

Accepted Answer

A)  hatch fully developed young from their eggs. 
B)  are monotremes. 
C)  are hairless. 
D)  are confined to South America. 
E)  bear their young into permanent pouches. 
A)  hatch fully developed young from their eggs. 
B)  are monotremes. 
C)  are hairless. 
D)  are confined to South America. 
E)  bear their young into permanent pouches.

Question 9

Use the figure above to answer the following questions.
-The letter "C" in the above figure represents which teeth?

Accepted Answer

A)  incisors 
B)  molars 
C)  canines 
D)  premolars 
E)  none of these 
A)  incisors 
B)  molars 
C)  canines 
D)  premolars 
E)  none of these

Question 10

Which of the following statements is false?

Accepted Answer

A)  About 300 species of turtles currently exist. 
B)  Turtles do not have teeth. 
C)  Turtle shells are enlarged in marine forms. 
D)  Turtles must return to land to lay eggs. 
E)  Most sea turtle species are highly endangered. 
A)  About 300 species of turtles currently exist. 
B)  Turtles do not have teeth. 
C)  Turtle shells are enlarged in marine forms. 
D)  Turtles must return to land to lay eggs. 
E)  Most sea turtle species are highly endangered.

Question 11

MATCHING
Matching.Choose the one most appropriate letter for each.
a.cartilaginous skeleton; jaws
b.reptile with four-chambered heart
c.placental mammal
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.
marsupial
k.adult is called "sea squirt"
l.
egg-laying mammal
m.
swim bladder for buoyancy
n.
may be sexually mature in larval form
-caecilians

Accepted Answer

The answer of MATCHING
Matching.Choose the one most appropriate letter for...

Question 12

Jaws and paired fins evolved in early __________.

Accepted Answer

The answer of Jaws and paired fins evolved in early...

Question 13

__________, the first vertebrates able to complete their life cycle on dry land, have water conserving skin and kidneys, and amniote eggs.

Accepted Answer

The answer of __________, the first vertebrates able to complete...

Question 14

Which of the following statements is false?

Accepted Answer

A)  Lizards are a very small component of the present-day reptiles. 
B)  Lizards gave rise to the snakes. 
C)  Some lizards are not predators. 
D)  Lizards have over lapping scales on their bodies. 
E)  All lizards are roughly the same size. 
A)  Lizards are a very small component of the present-day reptiles. 
B)  Lizards gave rise to the snakes. 
C)  Some lizards are not predators. 
D)  Lizards have over lapping scales on their bodies. 
E)  All lizards are roughly the same size.

Question 15

-Which of the following traits does the fossil above share with modern birds?

Accepted Answer

A)  long, clawed fingers on each forelimb 
B)  it had teeth 
C)  it had feathers 
D)  it had a long bony tail 
E)  all of these 
A)  long, clawed fingers on each forelimb 
B)  it had teeth 
C)  it had feathers 
D)  it had a long bony tail 
E)  all of these

Question 16

Classification.Select the best choice for the following statements in reference to the five classes listed below.
a.Cartilaginous fishes
b.Bony fishes
c.Amphibians
d.Reptilians
-Some species of this class live in water but are not dependent upon an aquatic environment.

Accepted Answer

The answer of Classification.Select the best choice for the following...

Question 17

Sharks differ from most other fish in that they lack

Accepted Answer

A)  gill slits. 
B)  scales. 
C)  bone. 
D)  paired appendages. 
E)  teeth. 
A)  gill slits. 
B)  scales. 
C)  bone. 
D)  paired appendages. 
E)  teeth.

Question 18

MATCHING
Matching.Choose the one most appropriate letter for each.
a.cartilaginous skeleton; jaws
b.reptile with four-chambered heart
c.placental mammal
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.
marsupial
k.adult is called "sea squirt"
l.
egg-laying mammal
m.
swim bladder for buoyancy
n.
may be sexually mature in larval form
-lampreys

Accepted Answer

The answer of MATCHING
Matching.Choose the one most appropriate letter for...

Question 19

Which of the following is not a member of the bony fishes?

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 20

The following questions refer to the figure above.
-The letter "D" in the above figure represents

Accepted Answer

A)  humerus 
B)  pectoral girdle 
C)  skull 
D)  sternum 
E)  pelvic girdle 
A)  humerus 
B)  pectoral girdle 
C)  skull 
D)  sternum 
E)  pelvic girdle

Exam 25: Animal Evolutionthe Chordates

Which of these statements about snakes is false?

Amniotes differ from earlier vertebrates by

Many amphibians now face extinction, and one cause is believed to be a __________ fungus.

Birds differ from earlier vertebrates by

-Which of the following is NOT a feature that is found exclusively among all vertebrates?

Declining amphibian populations are correlated with

Egg-laying mammals

Use the figure above to answer the following questions. -The letter "C" in the above figure represents which teeth?

Which of the following statements is false?

Jaws and paired fins evolved in early __________.

__________, the first vertebrates able to complete their life cycle on dry land, have water conserving skin and kidneys, and amniote eggs.

Which of the following statements is false?

-Which of the following traits does the fossil above share with modern birds?

Classification.Select the best choice for the following statements in reference to the five classes listed below. a.Cartilaginous fishes b.Bony fishes c.Amphibians d.Reptilians -Some species of this class live in water but are not dependent upon an aquatic environment.

Sharks differ from most other fish in that they lack

Which of the following is not a member of the bony fishes?

The following questions refer to the figure above. -The letter "D" in the above figure represents

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

Ground Rules of Metabolism

Where It Startsphotosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

From Dna to Protein

Gene Control

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

Lifes Origin and Early Evolution

Viruses and Prokaryotes

Protiststhe Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolutionthe Invertebrates

Animal Evolutionhuman 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 Systems

Animal Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters