Question 1

Match each group of organisms with its lineage. Each lineage will be used only once.
-brittle stars and basket stars

Accepted Answer

A) Petromyzontidae 
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)Testudinata
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata 
A) Petromyzontidae 
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)Testudinata
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata M

Question 2

Which term refers to a group that comprises the majority of mammal species living today-which are also known as placental mammals-and includes such diverse species as rodents, bats, whales, and primates?

Accepted Answer

A)  metatherians 
B)  anthropoids 
C)  protherians 
D)  eutherians 
A)  metatherians 
B)  anthropoids 
C)  protherians 
D)  eutherians D

Question 3

Match each group of organisms with its lineage. Each lineage will be used only once.
-sea urchins and sand dollars

Accepted Answer

A) Petromyzontidae 
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)Testudinata
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata 
A) Petromyzontidae 
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)Testudinata
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata R

Question 4

Which of the following most closely resemble the earliest ancestor of all animals?

Accepted Answer

A)  colonial, flagellated protists 
B)  unicellular protozoa 
C)  colonial algae 
D)  gram-negative bacteria 
A)  colonial, flagellated protists 
B)  unicellular protozoa 
C)  colonial algae 
D)  gram-negative bacteria

Question 5

Which lineage is now extinct but appears in the fossil record from the Ordovician period through to the Devonian period?

Accepted Answer

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

Question 6

Mammals are thought to be living descendants of which lineage?

Accepted Answer

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

Question 7

Based on molecular analysis, which of the following appears to be least meaningful for inferring animal phylogenic relationships?

Accepted Answer

A)  morphological patterns 
B)  radial symmetry in the Radiata 
C)  mitochondrial DNA sequences 
D)  body cavity differences 
A)  morphological patterns 
B)  radial symmetry in the Radiata 
C)  mitochondrial DNA sequences 
D)  body cavity differences

Question 8

Which kind of bird was dominant during the Mesozoic era?

Accepted Answer

A)  enantiornithines 
B)  passerines 
C)  neornithes 
D)  ornithurines 
A)  enantiornithines 
B)  passerines 
C)  neornithes 
D)  ornithurines

Question 9

Which group includes the lineages Anura, Urodela, and Gymnophiona?

Accepted Answer

A)  Squamata 
B)  Testudinata 
C)  Archosauromorpha 
D)  Amphibia 
A)  Squamata 
B)  Testudinata 
C)  Archosauromorpha 
D)  Amphibia

Question 10

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

Accepted Answer

A) Petromyzontidae 
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)Testudinata
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata 
A) Petromyzontidae 
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)Testudinata
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata

Question 11

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 12

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

Accepted Answer

A) Petromyzontidae 
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)Testudinata
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata 
A) Petromyzontidae 
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)Testudinata
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata

Question 13

Which class includes slugs and snails?

Accepted Answer

A)  Cephalopoda 
B)  Gastropoda 
C)  Scaphopoda 
D)  Bivalvia 
A)  Cephalopoda 
B)  Gastropoda 
C)  Scaphopoda 
D)  Bivalvia

Question 14

Figure 27-1  
-In Figure 27-1, what is the item labelled number 3?

Accepted Answer

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

Question 15

Which Ecdysozoa phylum includes insects, spiders, crustaceans, millipedes, and centipedes?

Accepted Answer

A)  Onychophora 
B)  Nematoda 
C)  Arthropoda 
D)  Nemertea 
A)  Onychophora 
B)  Nematoda 
C)  Arthropoda 
D)  Nemertea

Question 16

What term refers to specialized cells that serve as a simple excretory system in flatworms?

Accepted Answer

A)  choanocytes 
B)  cnidocytes 
C)  tentacles 
D)  flame cells 
A)  choanocytes 
B)  cnidocytes 
C)  tentacles 
D)  flame cells

Question 17

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

Accepted Answer

A) Petromyzontidae 
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)Testudinata
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata 
A) Petromyzontidae 
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)Testudinata
O)Squamata
P)Asteroidea
Q)Prototheria
R)Echinoidea
S)Hemichordata

Question 18

What do ribbon worms use to strike prey?

Accepted Answer

A)  clitellum 
B)  septum 
C)  parapodium 
D)  proboscis 
A)  clitellum 
B)  septum 
C)  parapodium 
D)  proboscis

Question 19

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 20

Which embryonic cell layer develops into the lining of the gut in most metazoans?

Accepted Answer

A)  mesoglea 
B)  ectoderm 
C)  endoderm 
A)  mesoglea 
B)  ectoderm 
C)  endoderm

Exam 27: Animals

Match each group of organisms with its lineage. Each lineage will be used only once. -brittle stars and basket stars

Which term refers to a group that comprises the majority of mammal species living today-which are also known as placental mammals-and includes such diverse species as rodents, bats, whales, and primates?

Match each group of organisms with its lineage. Each lineage will be used only once. -sea urchins and sand dollars

Which of the following most closely resemble the earliest ancestor of all animals?

Which lineage is now extinct but appears in the fossil record from the Ordovician period through to the Devonian period?

Mammals are thought to be living descendants of which lineage?

Based on molecular analysis, which of the following appears to be least meaningful for inferring animal phylogenic relationships?

Which kind of bird was dominant during the Mesozoic era?

Which group includes the lineages Anura, Urodela, and Gymnophiona?

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

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

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

Which class includes slugs and snails?

Figure 27-1 -In Figure 27-1, what is the item labelled number 3?

Which Ecdysozoa phylum includes insects, spiders, crustaceans, millipedes, and centipedes?

What term refers to specialized cells that serve as a simple excretory system in flatworms?

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

What do ribbon worms use to strike prey?

Turtles are thought to be living representatives of which lineage?

Which embryonic cell layer develops into the lining of the gut in most metazoans?

Light and Life

The Cell: an Overview

Energy and Enzymes

Cell Membranes and Signaling

Cellular Respiration

Photosynthesis

Cell Cycles

Genetic Recombination

The Chromosomal Basis of Mendelian Inheritance

Genetic Linkage, Sex-Linkage, and Other Non-Mendelian Inheritance Mechanisms

DNA Structure, Replication, and Repair

Gene Structure Expression, and Mutation

Regulation of Gene Expression

Dna Technologies

Genomes

Evolution: the Development of the Theory

Microevolution: Changes Within Populations

Speciation and Macroevolution

Systematics and Phylogenetics: Revealing the Tree of Life

Humans and Evolution

Defining Life and Its Origins

Viruses, Viroids, and Prions: Infectious Biological Particles

Bacteria and Archaea

Protists

Fungi

Plants

Conservation of Biodiversity

Population Ecology

Species Interactions and Community Ecology

Ecosystems

Animal Behaviour

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

Animal Nutrition

Gas Exchange: the Respiratory System

Internal Transport: the Circulatory System

Regulation of the Internal Environment: Water, Solutes, and Temperature

Control of Animal Processes: Endocrine Control

Animal Reproduction

Control of Animal Processes: Neural Control

Muscles, Skeletons, and Body Movements

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