Question 1

Lancelets, tunicates, and craniates are all classified as__________ .

Accepted Answer

The answer of Lancelets, tunicates, and craniates are all classified...

Question 2

Which vertebrate group has a three-chambered heart?

Accepted Answer

A)  Ray-finned fishes 
B)  Lobe-finned fishes 
C)  Birds 
D)  Mammals 
E)  Amphibians 
A)  Ray-finned fishes 
B)  Lobe-finned fishes 
C)  Birds 
D)  Mammals 
E)  Amphibians

Question 3

Why do amphibians need to live in moist habitats?

Accepted Answer

Amphibians need a moist enviro

Question 4

A tunicate is a(n)

Accepted Answer

A)  amphibian. 
B)  invertebrate chordate. 
C)  bony fish. 
D)  cartilaginous fish. 
E)  jawless fish. 
A)  amphibian. 
B)  invertebrate chordate. 
C)  bony fish. 
D)  cartilaginous fish. 
E)  jawless fish.

Question 5

A swamp contains lungfishes, lampreys, and ray-finned fishes. As the swamp begins to dry out, which fishes will better survive and why?

Accepted Answer

Lungfishes have both gills for breathing

Question 6

Why are birds classified as reptiles?

Accepted Answer

Birds and reptiles both lay sh

Question 7

Even though humans donʹt have tails or gills, they are still chordates; why is this so?

Accepted Answer

During development, human embryos have b

Question 8

What characteristics differentiate monotremes from other mammals?

Accepted Answer

Monotremes lay shelled eggs ra

Question 9

How does marsupial reproduction differ from the reproduction of placental mammals?

Accepted Answer

In marsupials, the young develop in the

Question 10

Which characteristic do birds share with mammals?

Accepted Answer

A)  Sweat glands 
B)  A four-chambered heart 
C)  Hollow bones 
D)  A single ovary in females 
E)  Mammary glands 
A)  Sweat glands 
B)  A four-chambered heart 
C)  Hollow bones 
D)  A single ovary in females 
E)  Mammary glands

Question 11

This animal is a

Accepted Answer

A)  reptile. 
B)  monotreme. 
C)  marsupial. 
D)  placental mammal. 
E)  tunicate. 
A)  reptile. 
B)  monotreme. 
C)  marsupial. 
D)  placental mammal. 
E)  tunicate.

Question 12

The notochord

Accepted Answer

A)  forms the nerve cord in an adult. 
B)  becomes the digestive system. 
C)  is for muscle attachment. 
D)  becomes the brain. 
E)  develops from the pharyngeal gill slits. 
A)  forms the nerve cord in an adult. 
B)  becomes the digestive system. 
C)  is for muscle attachment. 
D)  becomes the brain. 
E)  develops from the pharyngeal gill slits.

Question 13

A(n)__________ protects the internal organs of ray-finned fishes.

Accepted Answer

A)  internal bony skeleton 
B)  exoskeleton made of chitin 
C)  notochord 
D)  internal cartilage skeleton 
E)  exoskeleton made of cartilage 
A)  internal bony skeleton 
B)  exoskeleton made of chitin 
C)  notochord 
D)  internal cartilage skeleton 
E)  exoskeleton made of cartilage

Question 14

During embryonic development, all chordates have a __________nerve cord.

Accepted Answer

The answer of During embryonic development, all chordates have a...

Question 15

A shark is a(n)

Accepted Answer

A)  invertebrate chordate. 
B)  jawless fish. 
C)  cartilaginous fish. 
D)  amphibian. 
E)  bony fish. 
A)  invertebrate chordate. 
B)  jawless fish. 
C)  cartilaginous fish. 
D)  amphibian. 
E)  bony fish.

Question 16

Why canʹt amphibians be entirely terrestrial?

Accepted Answer

A)  They have a three-chambered heart that is not efficient enough for terrestrial life. 
B)  Their digestion is adapted for consuming aquatic prey. 
C)  They do not have lungs but instead have gills that require water for gas exchange. 
D)  Their limbs are not adapted to support their bodies on land. 
E)  Their reproduction requires water to allow fertilization and keep eggs moist. 
A)  They have a three-chambered heart that is not efficient enough for terrestrial life. 
B)  Their digestion is adapted for consuming aquatic prey. 
C)  They do not have lungs but instead have gills that require water for gas exchange. 
D)  Their limbs are not adapted to support their bodies on land. 
E)  Their reproduction requires water to allow fertilization and keep eggs moist.

Question 17

An animal without a vertebral column has an unprotected notochord.

Accepted Answer

A) True 
 B)False

Question 18

Why are lampreys classified as vertebrates?

Accepted Answer

A)  They lack gills. 
B)  They are ectothermic. 
C)  They have an exoskeleton. 
D)  Their nerve cord is surrounded by cartilage. 
E)  They lack jaws. 
A)  They lack gills. 
B)  They are ectothermic. 
C)  They have an exoskeleton. 
D)  Their nerve cord is surrounded by cartilage. 
E)  They lack jaws.

Exam 25: Animal Diversity Ii: Vertebrates

Lancelets, tunicates, and craniates are all classified as__________ .

Which vertebrate group has a three-chambered heart?

Why do amphibians need to live in moist habitats?

A tunicate is a(n)

A swamp contains lungfishes, lampreys, and ray-finned fishes. As the swamp begins to dry out, which fishes will better survive and why?

Why are birds classified as reptiles?

Even though humans donʹt have tails or gills, they are still chordates; why is this so?

What characteristics differentiate monotremes from other mammals?

How does marsupial reproduction differ from the reproduction of placental mammals?

Which characteristic do birds share with mammals?

This animal is a

The notochord

A(n)__________ protects the internal organs of ray-finned fishes.

During embryonic development, all chordates have a __________nerve cord.

A shark is a(n)

Why canʹt amphibians be entirely terrestrial?

An animal without a vertebral column has an unprotected notochord.

Why are lampreys classified as vertebrates?

An Introduction to Life on Earth

Atoms, Molecules, and Life

Biological Molecules

Cell Structure and Function

Cell Membrane Structure and Function

Energy Flow in the Life of a Cell

Capturing Solar Energy: Photosynthesis

Harvesting Energy: Glycolysis and Cellular Respiration

Cellular Reproduction

Meiosis: the Basis of Sexual Reproduction

Patterns of Inheritance

DNA: The Molecule of Heredity

Gene Expression and Regulation

Biotechnology

Principles of Evolution

How Populations Evolve

The Origin of Species

The History of Life

Systematics: Seeking Order Amid Diversity

The Diversity of Prokaryotes and Viruses

The Diversity of Protists

The Diversity of Plants

The Diversity of Fungi

Animal Diversity I: Invertebrates

Animal Behavior

Population Growth and Regulation

Community Interactions

Energy Flow and Nutrient Cycling in Ecosystems

Earths Diverse Ecosystems

Conserving Earths Biodiversity

Homeostasis and the Organization of the Animal Body

Circulation

Respiration

Nutrition and Digestion

The Urinary System

Defenses Against Disease

Chemical Control of the Animal Body: the Endocrine System

The Nervous System

The Senses

Action and Support: the Muscles and Skeleton

Animal Reproduction

Animal Development

Plant Anatomy and Nutrient Transport

Plant Reproduction and Development

Plant Responses to the Environment

Filters