Question 1

Which arthropod has chelicerae, pedipalps, and silk glands?

Accepted Answer

A)  tick 
B)  mite 
C)  spider 
D)  scorpion 
E)  barnacle. 
A)  tick 
B)  mite 
C)  spider 
D)  scorpion 
E)  barnacle.

Question 2

Gas exchange in terrestrial insects is accomplished through:

Accepted Answer

A)  the use of gills. 
B)  the use of tracheae. 
C)  the use of book lungs. 
D)  a closed circulatory system. 
E)  diffusion across the epidermal layer. 
A)  the use of gills. 
B)  the use of tracheae. 
C)  the use of book lungs. 
D)  a closed circulatory system. 
E)  diffusion across the epidermal layer.

Question 3

The ____ are very common arthropod Paleozoic fossils, and are extinct today.

Accepted Answer

A)  phoronids 
B)  trilobites 
C)  tardigrades 
D)  moss animals 
E)  lophophorate animals 
A)  phoronids 
B)  trilobites 
C)  tardigrades 
D)  moss animals 
E)  lophophorate animals

Question 4

In sponges, spicules are secreted by amoeboid cells . 
____________________

Accepted Answer

A) True 
 B)False

Question 5

Figure 31-6   Refer to the accompanying figure. Which label denotes the nerve cord?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  5 
E)  6 
A)  1 
B)  2 
C)  3 
D)  5 
E)  6

Question 6

Figure 31-7   Which of the insects in the accompanying figure is a flea?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  5 
E)  6 
A)  1 
B)  2 
C)  3 
D)  5 
E)  6

Question 7

The anterior end of a tapeworm is known as the:

Accepted Answer

A)  protonephridia. 
B)  proglottid. 
C)  cnidocyte. 
D)  auricle. 
E)  scolex. 
A)  protonephridia. 
B)  proglottid. 
C)  cnidocyte. 
D)  auricle. 
E)  scolex.

Question 8

How do leeches differ from other annelids?

Accepted Answer

A)  They are aquatic. 
B)  They do not have segmentation. 
C)  They cannot reproduce sexually. 
D)  They do not have a nervous system. 
E)  They do not have setae or parapodia. 
A)  They are aquatic. 
B)  They do not have segmentation. 
C)  They cannot reproduce sexually. 
D)  They do not have a nervous system. 
E)  They do not have setae or parapodia.

Question 9

Which of the mollusks have a closed circulatory system?

Accepted Answer

A)  clams 
B)  slugs 
C)  snails 
D)  squids 
E)  chitons 
A)  clams 
B)  slugs 
C)  snails 
D)  squids 
E)  chitons

Question 10

Diagram the life cycle for a blood fluke and identify all of the stages that the fluke goes through. Compare and contrast this life cycle to that of a beef tapeworm.

Accepted Answer

Concepts to Consider: The blood fluke li

Question 11

Like the cnidarians, flatworms depend on ____ for achieving circulation and gas exchange.

Accepted Answer

A)  hemolymph 
B)  diffusion 
C)  hearts 
D)  blood 
E)  lungs 
A)  hemolymph 
B)  diffusion 
C)  hearts 
D)  blood 
E)  lungs

Question 12

The body of a tapeworm consists of segments, each of which is called a(n) proglottid . 
____________________

Accepted Answer

A) True 
 B)False

Question 13

Annelids are segmented worms. 
____________________

Accepted Answer

A) True 
 B)False

Question 14

Arthropods with mandibles, a single pair of antennae, and two legs on most body segments are:

Accepted Answer

A)  ribbon worms. 
B)  centipedes. 
C)  millipedes. 
D)  trilobites. 
E)  mites. 
A)  ribbon worms. 
B)  centipedes. 
C)  millipedes. 
D)  trilobites. 
E)  mites.

Question 15

The Portuguese man-of-war is a colony of hundreds to thousands of:

Accepted Answer

A)  sea anemones 
B)  ctenophores 
C)  hydrozoans 
D)  jellyfish 
E)  sponges 
A)  sea anemones 
B)  ctenophores 
C)  hydrozoans 
D)  jellyfish 
E)  sponges

Question 16

After embryonic development, members of the phylum Rotifera are incapable of:

Accepted Answer

A)  reproduction. 
B)  cell division. 
C)  locomotion. 
D)  excretion. 
E)  ingestion. 
A)  reproduction. 
B)  cell division. 
C)  locomotion. 
D)  excretion. 
E)  ingestion.

Question 17

A member of subphylum Chelicerata is a(n) spider . 
____________________

Accepted Answer

A) True 
 B)False

Question 18

Choanocytes are a characteristic of members of the phylum Cnidaria . 
____________________

Accepted Answer

A) True 
 B)False

Question 19

What is the mode of nutrition for clams and oysters?

Accepted Answer

A)  autotrophy 
B)  herbivores 
C)  omnivores 
D)  carnivores 
E)  filter feeders 
A)  autotrophy 
B)  herbivores 
C)  omnivores 
D)  carnivores 
E)  filter feeders

Exam 31: Sponges, Cnidarians, Ctenophores, and Protostomes

Which arthropod has chelicerae, pedipalps, and silk glands?

Gas exchange in terrestrial insects is accomplished through:

The ____ are very common arthropod Paleozoic fossils, and are extinct today.

In sponges, spicules are secreted by amoeboid cells . ____________________

Figure 31-6 Refer to the accompanying figure. Which label denotes the nerve cord?

Figure 31-7 Which of the insects in the accompanying figure is a flea?

The anterior end of a tapeworm is known as the:

How do leeches differ from other annelids?

Which of the mollusks have a closed circulatory system?

Diagram the life cycle for a blood fluke and identify all of the stages that the fluke goes through. Compare and contrast this life cycle to that of a beef tapeworm.

Like the cnidarians, flatworms depend on ____ for achieving circulation and gas exchange.

The body of a tapeworm consists of segments, each of which is called a(n) proglottid . ____________________

Annelids are segmented worms. ____________________

Arthropods with mandibles, a single pair of antennae, and two legs on most body segments are:

The Portuguese man-of-war is a colony of hundreds to thousands of:

After embryonic development, members of the phylum Rotifera are incapable of:

A member of subphylum Chelicerata is a(n) spider . ____________________

Choanocytes are a characteristic of members of the phylum Cnidaria . ____________________

What is the mode of nutrition for clams and oysters?

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

The Deuterostomes

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

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