Question 1

What part of the chordate digestive system is positioned just posterior to the mouth?

Accepted Answer

A) the pharynx 
B) the notochord 
C) the cranium 
D) the oral hood 
A) the pharynx 
B) the notochord 
C) the cranium 
D) the oral hood

Question 2

Which lineage includes living members that are jawless vertebrates called lampreys, which are mostly parasitic as adults?

Accepted Answer

A) Urochordata 
B) Cephalochordata 
C) Petromyzontoidea 
D) Placodermi 
A) Urochordata 
B) Cephalochordata 
C) Petromyzontoidea 
D) Placodermi

Question 3

Which lineage of Echinoderms is made up of about 2000 species of brittle stars and basket stars, each with elongated, slender, somewhat snakelike arms surrounding a well-defined central disk?

Accepted Answer

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

Question 4

Match each group of organisms with its lineage. Each lineage will be used only once.
-hagfishes

Accepted Answer

A) Petromyzontoidea 
B) Amphibia 
C) Crinoidea 
D) Metatheria 
E) Chondrichthyes
F)Actinopterygii
G)Urochordata
H)Aves
I)Myxinoidea
J)Holothuroidea
K)Cephalochordata
L)Eutheria
M)Ophiuroidea
N)Testudines
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata 
A) Petromyzontoidea 
B) Amphibia 
C) Crinoidea 
D) Metatheria 
E) Chondrichthyes
F)Actinopterygii
G)Urochordata
H)Aves
I)Myxinoidea
J)Holothuroidea
K)Cephalochordata
L)Eutheria
M)Ophiuroidea
N)Testudines
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata

Question 5

Along with lipids, what is the skin of amniotes filled with to help prevent water loss?

Accepted Answer

A) bone 
B) keratin 
C) collagen 
D) albumin 
A) bone 
B) keratin 
C) collagen 
D) albumin

Question 6

Which of these structures is a covering for the gill chamber in ray-finned fishes?

Accepted Answer

A) a spiral valve 
B) a lateral line system 
C) an operculum 
D) a swim bladder 
A) a spiral valve 
B) a lateral line system 
C) an operculum 
D) a swim bladder

Question 7

Match each group of organisms with its lineage. Each lineage will be used only once.
-turtles

Accepted Answer

A) Petromyzontoidea 
B) Amphibia 
C) Crinoidea 
D) Metatheria 
E) Chondrichthyes
F)Actinopterygii
G)Urochordata
H)Aves
I)Myxinoidea
J)Holothuroidea
K)Cephalochordata
L)Eutheria
M)Ophiuroidea
N)Testudines
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata 
A) Petromyzontoidea 
B) Amphibia 
C) Crinoidea 
D) Metatheria 
E) Chondrichthyes
F)Actinopterygii
G)Urochordata
H)Aves
I)Myxinoidea
J)Holothuroidea
K)Cephalochordata
L)Eutheria
M)Ophiuroidea
N)Testudines
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata

Question 8

Which mammalian lineage includes the opossum and the kangaroo among its living members?

Accepted Answer

A) Marsupialia 
B) Haplorhini 
C) Rodentia 
D) Strepsirhini 
A) Marsupialia 
B) Haplorhini 
C) Rodentia 
D) Strepsirhini

Question 9

Based on our modern understanding of physiology, DNA sequences, and the fossil record, which animal are most closely related to crocodiles?

Accepted Answer

A) birds 
B) fleshy-finned fishes 
C) lizards 
D) snakes 
A) birds 
B) fleshy-finned fishes 
C) lizards 
D) snakes

Question 10

Match each group of organisms with its lineage. Each lineage will be used only once.
-tunicates

Accepted Answer

A) Petromyzontoidea 
B) Amphibia 
C) Crinoidea 
D) Metatheria 
E) Chondrichthyes
F)Actinopterygii
G)Urochordata
H)Aves
I)Myxinoidea
J)Holothuroidea
K)Cephalochordata
L)Eutheria
M)Ophiuroidea
N)Testudines
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata 
A) Petromyzontoidea 
B) Amphibia 
C) Crinoidea 
D) Metatheria 
E) Chondrichthyes
F)Actinopterygii
G)Urochordata
H)Aves
I)Myxinoidea
J)Holothuroidea
K)Cephalochordata
L)Eutheria
M)Ophiuroidea
N)Testudines
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata

Question 11

Which subphylum includes the sea squirts?

Accepted Answer

A) Cephalochordata 
B) Urochordata 
C) Petromyzontoidea 
D) Placodermi 
A) Cephalochordata 
B) Urochordata 
C) Petromyzontoidea 
D) Placodermi

Question 12

-In the diagram, what is the item labelled number 2?

Accepted Answer

A) the yolk sac 
B) the amnion 
C) the albumin 
D) the allantois 
A) the yolk sac 
B) the amnion 
C) the albumin 
D) the allantois

Question 13

In some amniotes, which of the following is a waste product of nitrogen metabolism that is low enough in toxicity that it can be excreted as a semisolid paste, thus reducing water loss?

Accepted Answer

A) uric acid 
B) nitric oxide 
C) ammonium 
D) squalene 
A) uric acid 
B) nitric oxide 
C) ammonium 
D) squalene

Question 14

Match each group of organisms with its lineage. Each lineage will be used only once.
-lancelets

Accepted Answer

A) Petromyzontoidea 
B) Amphibia 
C) Crinoidea 
D) Metatheria 
E) Chondrichthyes
F)Actinopterygii
G)Urochordata
H)Aves
I)Myxinoidea
J)Holothuroidea
K)Cephalochordata
L)Eutheria
M)Ophiuroidea
N)Testudines
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata 
A) Petromyzontoidea 
B) Amphibia 
C) Crinoidea 
D) Metatheria 
E) Chondrichthyes
F)Actinopterygii
G)Urochordata
H)Aves
I)Myxinoidea
J)Holothuroidea
K)Cephalochordata
L)Eutheria
M)Ophiuroidea
N)Testudines
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata

Question 15

Which jawless fishes are considered to be the earliest vertebrates with bonelike structures?

Accepted Answer

A) osteolepiforms 
B) ostracoderms 
C) conodonts 
D) acanthodians 
A) osteolepiforms 
B) ostracoderms 
C) conodonts 
D) acanthodians

Question 16

Which of the following distinguish gnathostomes from other chordate lineages?

Accepted Answer

A) operculums 
B) jaws 
C) claspers 
D) bony scales 
A) operculums 
B) jaws 
C) claspers 
D) bony scales

Question 17

Turtles are thought to be living representatives of which lineage?

Accepted Answer

A) anapsids 
B) archosaurs 
C) synapsids 
D) lepidosaurs 
A) anapsids 
B) archosaurs 
C) synapsids 
D) lepidosaurs

Question 18

Which lineage do frogs and toads belong to?

Accepted Answer

A) Anura 
B) Gymnophiona 
C) Aves 
D) Squamata 
A) Anura 
B) Gymnophiona 
C) Aves 
D) Squamata

Question 19

Which phylum includes members that have bilaterally symmetrical larvae but exhibit secondary radial symmetry as adults, usually organized around five rays, or "arms"?

Accepted Answer

A) Chordata 
B) Arthropoda 
C) Echinodermata 
D) Cnidaria 
A) Chordata 
B) Arthropoda 
C) Echinodermata 
D) Cnidaria

Question 20

Match each group of organisms with its lineage. Each lineage will be used only once.
-kangaroos

Accepted Answer

A) Petromyzontoidea 
B) Amphibia 
C) Crinoidea 
D) Metatheria 
E) Chondrichthyes
F)Actinopterygii
G)Urochordata
H)Aves
I)Myxinoidea
J)Holothuroidea
K)Cephalochordata
L)Eutheria
M)Ophiuroidea
N)Testudines
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata 
A) Petromyzontoidea 
B) Amphibia 
C) Crinoidea 
D) Metatheria 
E) Chondrichthyes
F)Actinopterygii
G)Urochordata
H)Aves
I)Myxinoidea
J)Holothuroidea
K)Cephalochordata
L)Eutheria
M)Ophiuroidea
N)Testudines
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata

Exam 28: Diversity of Animals 2: Deuterostomes: Vertebrates and Their Closest Relatives

What part of the chordate digestive system is positioned just posterior to the mouth?

Which lineage includes living members that are jawless vertebrates called lampreys, which are mostly parasitic as adults?

Which lineage of Echinoderms is made up of about 2000 species of brittle stars and basket stars, each with elongated, slender, somewhat snakelike arms surrounding a well-defined central disk?

Match each group of organisms with its lineage. Each lineage will be used only once. -hagfishes

Along with lipids, what is the skin of amniotes filled with to help prevent water loss?

Which of these structures is a covering for the gill chamber in ray-finned fishes?

Match each group of organisms with its lineage. Each lineage will be used only once. -turtles

Which mammalian lineage includes the opossum and the kangaroo among its living members?

Based on our modern understanding of physiology, DNA sequences, and the fossil record, which animal are most closely related to crocodiles?

Match each group of organisms with its lineage. Each lineage will be used only once. -tunicates

Which subphylum includes the sea squirts?

-In the diagram, what is the item labelled number 2?

In some amniotes, which of the following is a waste product of nitrogen metabolism that is low enough in toxicity that it can be excreted as a semisolid paste, thus reducing water loss?

Match each group of organisms with its lineage. Each lineage will be used only once. -lancelets

Which jawless fishes are considered to be the earliest vertebrates with bonelike structures?

Which of the following distinguish gnathostomes from other chordate lineages?

Turtles are thought to be living representatives of which lineage?

Which lineage do frogs and toads belong to?

Which phylum includes members that have bilaterally symmetrical larvae but exhibit secondary radial symmetry as adults, usually organized around five rays, or "arms"?

Match each group of organisms with its lineage. Each lineage will be used only once. -kangaroos

Light and Life

The Cell: an Overview

Defining Life and Its Origins

Energy and Enzymes

Cell Membranes and Signalling

Cellular Respiration

Photosynthesis

Cell Cycles

Genetic Recombination

Mendel, Genes, and Inheritance

Genes, Chromosomes, and Human Genetics

Dna Structure, Replication, and Organization

Gene Structure and Expression

Control of Gene Expression

Dna Technologies

Genomes and Proteomes

Evolution: the Development of the Theory

Microevolution: Changes Within Populations

Species and Macroevolution

Understanding the History of Life on Earth

Humans and Evolution

Bacteria and Archaea

Viruses, Viroids, and Prions: Infectious Biological Particles

Protists

Fungi

Plants

Diversity of Animals 1: Sponges, Radiata, Platyhelminthes, and Protostomes

Population Ecology

Population Interactions and Community Ecology

Ecosystems

Conservation of Biodiversity

Putting Selection to Work

Organization of the Plant Body

Transport in Plants

Reproduction and Development in Flowering Plants

Plant Nutrition

Plant Signals and Responses to the Environment

Introduction to Animal Organization and Physiology

Transport in Animals: the Circulatory System

Reproduction in Animals

Animal Development

Control of Animal Processes: Neural Control

Control of Animal Processes: Neural Control

Control of Animal Processes: Neural Integration

Muscles, Skeletons, and Body Movements

Animal Behaviour

Animal Nutrition

Gas Exchange: the Respiratory System

Regulating the Internal Environment

Defences Against Disease

Conservation and Evolutionary Physiology

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