Question 1

Which of the following best describes cnidarians?

Accepted Answer

A)  They are asymmetrical and have tissues and stinging cells. 
B)  They have radial body symmetry, lack tissues, but have stinging cells. 
C)  They have radial body symmetry, tissues, and stinging cells. 
D)  They have radial body symmetry and tissues but lack stinging cells. 
A)  They are asymmetrical and have tissues and stinging cells. 
B)  They have radial body symmetry, lack tissues, but have stinging cells. 
C)  They have radial body symmetry, tissues, and stinging cells. 
D)  They have radial body symmetry and tissues but lack stinging cells.

Question 2

Worms all appear to be closely related but have distinct evolutionary histories,resulting in the classification of worms into ________ phyla.

Accepted Answer

A)  one 
B)  two 
C)  three 
D)  four 
A)  one 
B)  two 
C)  three 
D)  four

Question 3

Humans belong to which subgroup of mammals?

Accepted Answer

A)  Marsupials 
B)  Monotremes 
C)  Eutherians 
D)  Cetaceans 
A)  Marsupials 
B)  Monotremes 
C)  Eutherians 
D)  Cetaceans

Question 4

Which group of fishes evolved first?

Accepted Answer

A)  Ray-finned fishes 
B)  Lobe-finned fishes 
C)  Cartilaginous fishes 
D)  Jawless fishes 
A)  Ray-finned fishes 
B)  Lobe-finned fishes 
C)  Cartilaginous fishes 
D)  Jawless fishes

Question 5

Serial repetition of segments is a defining characteristic of which worm phylum?

Accepted Answer

A)  Flatworms 
B)  Annelids 
C)  Roundworms 
D)  Segmentation is not a defining characteristic of any of the worm phyla. 
A)  Flatworms 
B)  Annelids 
C)  Roundworms 
D)  Segmentation is not a defining characteristic of any of the worm phyla.

Question 6

Although exceptions do exist,which is a distinctively amphibian trait?

Accepted Answer

A)  Juveniles have gills, and adults have lungs. 
B)  Respiration occurs through the skin. 
C)  Skin is smooth with no scales, feathers, or hair. 
D)  All of these are distinctive amphibian traits. 
A)  Juveniles have gills, and adults have lungs. 
B)  Respiration occurs through the skin. 
C)  Skin is smooth with no scales, feathers, or hair. 
D)  All of these are distinctive amphibian traits.

Question 7

Which of the following best describes mollusks?

Accepted Answer

A)  They have radial body symmetry and a soft body always covered with a shell. 
B)  They are bilaterally symmetrical and have a soft body always covered with a shell. 
C)  They have radial body symmetry and a soft body sometimes covered with a shell. 
D)  They are bilaterally symmetrical and have a soft body sometimes covered with a shell. 
A)  They have radial body symmetry and a soft body always covered with a shell. 
B)  They are bilaterally symmetrical and have a soft body always covered with a shell. 
C)  They have radial body symmetry and a soft body sometimes covered with a shell. 
D)  They are bilaterally symmetrical and have a soft body sometimes covered with a shell.

Question 8

Which of the following best describes sponges?

Accepted Answer

A)  They are asymmetrical, lack tissues, and do not move. 
B)  They are symmetrical, lack tissues, and do not move. 
C)  They are asymmetrical, have tissues, and do not move. 
D)  They are symmetrical, have tissues, and do not move. 
A)  They are asymmetrical, lack tissues, and do not move. 
B)  They are symmetrical, lack tissues, and do not move. 
C)  They are asymmetrical, have tissues, and do not move. 
D)  They are symmetrical, have tissues, and do not move.

Question 9

In terms of food collection,what is an advantage of radial and bilateral symmetry? Include examples of both forms of symmetry in your answer.

Accepted Answer

The radial symmetry of cnidarians and ec

Question 10

All vertebrates have ________.

Accepted Answer

A)  hair and a backbone 
B)  a skull and a backbone 
C)  four limbs and a backbone 
D)  scales and a backbone 
A)  hair and a backbone 
B)  a skull and a backbone 
C)  four limbs and a backbone 
D)  scales and a backbone

Question 11

The first animals evolved from ________.

Accepted Answer

A)  colonies of protists 
B)  colonies of plants 
C)  colonies of bacteria 
D)  colonies of archaea 
A)  colonies of protists 
B)  colonies of plants 
C)  colonies of bacteria 
D)  colonies of archaea

Question 12

How do bony fish regulate buoyancy?

Accepted Answer

A)  With an air-filled swim bladder 
B)  With a large, oil-filled liver 
C)  By constantly swimming at an upwards angle 
D)  Through the calcium in the bones, which makes the skeleton lighter than the water 
A)  With an air-filled swim bladder 
B)  With a large, oil-filled liver 
C)  By constantly swimming at an upwards angle 
D)  Through the calcium in the bones, which makes the skeleton lighter than the water

Question 13

What is the main difference between amphibians and reptiles?

Accepted Answer

A)  Reptiles are tied to water for reproduction, while amphibians have amniotic eggs that can survive on dry land. 
B)  Amphibians are tied to water for reproduction, while reptiles have amniotic eggs that can survive on dry land. 
C)  Neither are tied to water for reproduction. 
D)  There is little difference between amphibians and reptiles. 
A)  Reptiles are tied to water for reproduction, while amphibians have amniotic eggs that can survive on dry land. 
B)  Amphibians are tied to water for reproduction, while reptiles have amniotic eggs that can survive on dry land. 
C)  Neither are tied to water for reproduction. 
D)  There is little difference between amphibians and reptiles.

Question 14

The echinoderms are most closely related to the ________.

Accepted Answer

A)  chordates 
B)  flatworms 
C)  mollusks 
D)  arthropods 
A)  chordates 
B)  flatworms 
C)  mollusks 
D)  arthropods

Question 15

Birds are a type of reptile.

Accepted Answer

A) True 
 B)False

Question 16

All mammals ________.

Accepted Answer

A)  give birth to live young 
B)  are nocturnal 
C)  have mammary glands 
D)  are ectothermic 
A)  give birth to live young 
B)  are nocturnal 
C)  have mammary glands 
D)  are ectothermic

Which of the following best describes cnidarians?

Worms all appear to be closely related but have distinct evolutionary histories,resulting in the classification of worms into ________ phyla.

Humans belong to which subgroup of mammals?

Which group of fishes evolved first?

Serial repetition of segments is a defining characteristic of which worm phylum?

Although exceptions do exist,which is a distinctively amphibian trait?

Which of the following best describes mollusks?

Which of the following best describes sponges?

In terms of food collection,what is an advantage of radial and bilateral symmetry? Include examples of both forms of symmetry in your answer.

All vertebrates have ________.

The first animals evolved from ________.

How do bony fish regulate buoyancy?

What is the main difference between amphibians and reptiles?

The echinoderms are most closely related to the ________.

Birds are a type of reptile.

All mammals ________.

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Chromosomes and Inheritance

Dna: the Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Human Body Systems

Ecology

Filters

Exam 10: Biodiversity 3: Animals

Which of the following best describes cnidarians?

Worms all appear to be closely related but have distinct evolutionary histories,resulting in the classification of worms into ________ phyla.

Humans belong to which subgroup of mammals?

Which group of fishes evolved first?

Serial repetition of segments is a defining characteristic of which worm phylum?

Although exceptions do exist,which is a distinctively amphibian trait?

Which of the following best describes mollusks?

Which of the following best describes sponges?

In terms of food collection,what is an advantage of radial and bilateral symmetry? Include examples of both forms of symmetry in your answer.

All vertebrates have ________.

The first animals evolved from ________.

How do bony fish regulate buoyancy?

What is the main difference between amphibians and reptiles?

The echinoderms are most closely related to the ________.

Birds are a type of reptile.

All mammals ________.

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Chromosomes and Inheritance

Dna: the Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Human Body Systems

Ecology

Filters