Question 1

Which of the below are living descendants of the dinosaurs?

Accepted Answer

A)  marsupials. 
B)  monotremes. 
C)  birds. 
D)  mammals. 
E)  amphibians. 
A)  marsupials. 
B)  monotremes. 
C)  birds. 
D)  mammals. 
E)  amphibians.

Question 2

Which class of echinoderms has the greatest species diversity?

Accepted Answer

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

Question 3

The earliest mammals resembled small:

Accepted Answer

A)  dogs. 
B)  koalas. 
C)  kangaroos. 
D)  monkeys. 
E)  shrews. 
A)  dogs. 
B)  koalas. 
C)  kangaroos. 
D)  monkeys. 
E)  shrews.

Question 4

Compare and contrast characteristics of amphibians and reptiles. Include morphological structures, differences in reproduction, respiration, circulation, and their habitats.

Accepted Answer

Concepts to Consider: Most amphibians ar

Question 5

The most unique feature of the echinoderms is their:

Accepted Answer

A)  digestive system. 
B)  nervous system. 
C)  closed circulatory system. 
D)  water vascular system. 
E)  mantle. 
A)  digestive system. 
B)  nervous system. 
C)  closed circulatory system. 
D)  water vascular system. 
E)  mantle.

Question 6

Which characteristic best describes vertebrates?

Accepted Answer

A)  vertebral column 
B)  blood containing hemoglobin 
C)  four-chambered heart 
D)  lungs 
E)  live birth 
A)  vertebral column 
B)  blood containing hemoglobin 
C)  four-chambered heart 
D)  lungs 
E)  live birth

Question 7

A(n) exoskeleton is a characteristic of an echinoderm.

Accepted Answer

A) True 
 B)False

Question 8

The two groups representing the "jawless" fishes are:

Accepted Answer

A)  Cephalochordata and Placoderms. 
B)  Chondrichthyes and Actinistia. 
C)  Myxini and Petromyzontida. 
D)  Dipnoi and Actinistia. 
E)  Placoderms and Petromyzontida. 
A)  Cephalochordata and Placoderms. 
B)  Chondrichthyes and Actinistia. 
C)  Myxini and Petromyzontida. 
D)  Dipnoi and Actinistia. 
E)  Placoderms and Petromyzontida.

Question 9

The earliest vertebrates had (lacked) jaws.

Accepted Answer

A) True 
 B)False

Question 10

In vertebrates, neural crest cells give rise to the nerves, head muscles, and cranium.

Accepted Answer

A) True 
 B)False

Question 11

Vertebrates have four Hox gene clusters that control the anterior-posterior axis.

Accepted Answer

A) True 
 B)False

Question 12

Sharks detect motion in the water or waves by their:

Accepted Answer

A)  lateral lines. 
B)  electroreceptors. 
C)  keen olfaction. 
D)  sight. 
E)  dorsal fin. 
A)  lateral lines. 
B)  electroreceptors. 
C)  keen olfaction. 
D)  sight. 
E)  dorsal fin.

Question 13

Figure 32-1   The organism in the accompanying figure is a representative of the:

Accepted Answer

A)  phylum Hemichordata. 
B)  phylum Echinodermata. 
C)  phylum Chordata. 
D)  subphylum Urochordata. 
E)  subphylum Cephalochordata. 
A)  phylum Hemichordata. 
B)  phylum Echinodermata. 
C)  phylum Chordata. 
D)  subphylum Urochordata. 
E)  subphylum Cephalochordata.

Question 14

About ____ species of birds have been described.

Accepted Answer

A)  1,000 
B)  2,000 
C)  4,500 
D)  9,000 
E)  20,000 
A)  1,000 
B)  2,000 
C)  4,500 
D)  9,000 
E)  20,000

Question 15

Sharks that are ____ incubate their eggs within the mother's body.

Accepted Answer

A)  oviparous 
B)  viviparous 
C)  ovoviviparous 
D)  placental 
E)  eutherial 
A)  oviparous 
B)  viviparous 
C)  ovoviviparous 
D)  placental 
E)  eutherial

Question 16

Echinoderms are related to Chordates because the first opening to develop becomes the mouth.

Accepted Answer

A) True 
 B)False

Question 17

Extinct jawless fish include the:

Accepted Answer

A)  lungfishes. 
B)  lancelets. 
C)  placoderms. 
D)  acanthodians. 
E)  ostracoderms. 
A)  lungfishes. 
B)  lancelets. 
C)  placoderms. 
D)  acanthodians. 
E)  ostracoderms.

Question 18

The heart of amphibians has ____ chambers. The hearts of birds and mammals have ____ chambers.

Accepted Answer

A)  two; three 
B)  three; four 
C)  two; four 
D)  three; five 
E)  three; two 
A)  two; three 
B)  three; four 
C)  two; four 
D)  three; five 
E)  three; two

Question 19

Which structure places a fish in the class Actinopterygii?

Accepted Answer

A)  swim bladder 
B)  pharynx with gills 
C)  nerve chord 
D)  fleshy lobed fines 
E)  more flexible fins with less bone 
A)  swim bladder 
B)  pharynx with gills 
C)  nerve chord 
D)  fleshy lobed fines 
E)  more flexible fins with less bone

Question 20

Convergent evolution resulted in placental and marsupial mammals with similar structural features.

Accepted Answer

A) True 
 B)False

Exam 32: The Deuterostomes

Which of the below are living descendants of the dinosaurs?

Which class of echinoderms has the greatest species diversity?

The earliest mammals resembled small:

Compare and contrast characteristics of amphibians and reptiles. Include morphological structures, differences in reproduction, respiration, circulation, and their habitats.

The most unique feature of the echinoderms is their:

Which characteristic best describes vertebrates?

A(n) exoskeleton is a characteristic of an echinoderm.

The two groups representing the "jawless" fishes are:

The earliest vertebrates had (lacked) jaws.

In vertebrates, neural crest cells give rise to the nerves, head muscles, and cranium.

Vertebrates have four Hox gene clusters that control the anterior-posterior axis.

Sharks detect motion in the water or waves by their:

Figure 32-1 The organism in the accompanying figure is a representative of the:

About ____ species of birds have been described.

Sharks that are ____ incubate their eggs within the mother's body.

Echinoderms are related to Chordates because the first opening to develop becomes the mouth.

Extinct jawless fish include the:

The heart of amphibians has ____ chambers. The hearts of birds and mammals have ____ chambers.

Which structure places a fish in the class Actinopterygii?

Convergent evolution resulted in placental and marsupial mammals with similar structural features.

A View of Life

Atoms and Molecules the Chemical Basis of Life

The Chemistry of Life Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp Energy-Releasing Pathways

Photosynthesis Capturing Light Energy

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

Dna the Carrier of Genetic Information

Gene Expression

Gene Regulation

Dna Technology and Genomics

Human Genetics and the Human Genome

Developmental Genetics

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Origin and Evolutionary History of Life

The Evolution of Primates

Understanding Diversity Systematics

Viruses and Subviral Agents

Bacteria and Archaea

Protists

Seedless Plants

Seed Plants

The Fungi

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

Plant Structure Growth and Development

Leaf Structure and Function

Stem Structure and Transport

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function an Introduction

Protection Support and Movement

Neural Signaling

Neural Regulation

Sensory Systems

Internal Transport

The Immune System Internal Defense

Gas Exchange

Processing Food and Nutrition

Osmoregulation and Disposal of Metabolic Wastes

Endocrine Regulation

Reproduction

Animal Development

Animal Behavior

Introduction to Ecology Population Ecology

Community Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

Filters

The heart of amphibians has chambers. The hearts of birds and mammals have chambers.