Question 1

Genetic evidence suggests that insects have evolved from crustaceans. What is a reason that insects are so much smaller than crustaceans?

Accepted Answer

​While the twists and turns of evolution

Question 2

The ____ is an extension of the upper body wall in mollusks.

Accepted Answer

A)  ​Radula 
B)  ​Mantle 
C)  ​gill 
D)  ​lung 
E)  ​siphon 
A)  ​Radula 
B)  ​Mantle 
C)  ​gill 
D)  ​lung 
E)  ​siphon

Question 3

Four of the following are major features of arthropods. Which is the exception?

Accepted Answer

A)  ​jointed appendages 
B)  ​exoskeleton 
C)  ​paired segmental nephridia 
D)  ​specialized segments that are fused together 
E)  ​specialized sensory structures 
A)  ​jointed appendages 
B)  ​exoskeleton 
C)  ​paired segmental nephridia 
D)  ​specialized segments that are fused together 
E)  ​specialized sensory structures

Question 4

Nematocysts are used for ____.

Accepted Answer

A)  ​reproduction 
B)  ​excretion 
C)  ​muscle action 
D)  ​circulation 
E)  ​defense 
A)  ​reproduction 
B)  ​excretion 
C)  ​muscle action 
D)  ​circulation 
E)  ​defense

Question 5

Choose the most appropriate answer for each.​
-cnidarians

Accepted Answer

A) ​two pairs of legs per segment 
B) ​Arachnids 
C) ​planarians, flukes, tapeworms 
D) ​Nematodes 
E) ​snails, squids, clams
F)​wheel animals
G)​flagellated collar cells present
H)​jellyfish and corals
I)​crustaceans, ticks, and insects
J)​polychaetes, earthworms, leeches
K)​sea urchins, sea stars 
A) ​two pairs of legs per segment 
B) ​Arachnids 
C) ​planarians, flukes, tapeworms 
D) ​Nematodes 
E) ​snails, squids, clams
F)​wheel animals
G)​flagellated collar cells present
H)​jellyfish and corals
I)​crustaceans, ticks, and insects
J)​polychaetes, earthworms, leeches
K)​sea urchins, sea stars

Question 6

Mosquito-transmitted roundworms cause a tropical disease called ____.

Accepted Answer

A)  ​trematodiases 
B)  ​human echinococcosis 
C)  ​lymphatic filariasis 
D)  ​onchocerciasis 
E)  ​dracunculiasis 
A)  ​trematodiases 
B)  ​human echinococcosis 
C)  ​lymphatic filariasis 
D)  ​onchocerciasis 
E)  ​dracunculiasis

Question 7

Respond to the following statement in reference to the five animal phyla listed below.
-The larval stage in this phylum has bilateral symmetry, whereas the adult stage exhibits radial symmetry.

Accepted Answer

A) ​Porifera 
B) ​Cnidaria 
C) ​Platyhelminthes 
D) ​Nematoda 
E) ​Annelida​ 
A) ​Porifera 
B) ​Cnidaria 
C) ​Platyhelminthes 
D) ​Nematoda 
E) ​Annelida​

Question 8

Choose the most appropriate answer for each.​
-annelids

Accepted Answer

A) ​two pairs of legs per segment 
B) ​Arachnids 
C) ​planarians, flukes, tapeworms 
D) ​Nematodes 
E) ​snails, squids, clams
F)​wheel animals
G)​flagellated collar cells present
H)​jellyfish and corals
I)​crustaceans, ticks, and insects
J)​polychaetes, earthworms, leeches
K)​sea urchins, sea stars 
A) ​two pairs of legs per segment 
B) ​Arachnids 
C) ​planarians, flukes, tapeworms 
D) ​Nematodes 
E) ​snails, squids, clams
F)​wheel animals
G)​flagellated collar cells present
H)​jellyfish and corals
I)​crustaceans, ticks, and insects
J)​polychaetes, earthworms, leeches
K)​sea urchins, sea stars

Question 9

Figure 24.6
​
   
Refer to the illustration above of an adult sponge for questions.
-In the accompanying figure, a cell type that helps to pull water through the sponge and strains out food particles is identified by the number ____.

Accepted Answer

A)  ​1 
B)  ​2 
C)  ​3 
D)  ​4 
E)  ​5 
A)  ​1 
B)  ​2 
C)  ​3 
D)  ​4 
E)  ​5

Question 10

Respond to the following statement in reference to the five animal phyla listed below.
-This phylum has the greatest number of species.

Accepted Answer

A) ​Porifera 
B) ​Cnidaria 
C) ​Platyhelminthes 
D) ​Nematoda 
E) ​Annelida​ 
A) ​Porifera 
B) ​Cnidaria 
C) ​Platyhelminthes 
D) ​Nematoda 
E) ​Annelida​

Question 11

Poriferans are ____.

Accepted Answer

A)  ​Herbivores 
B)  ​filter feeders 
C)  ​Scavengers 
D)  ​Predators 
E)  ​carnivores 
A)  ​Herbivores 
B)  ​filter feeders 
C)  ​Scavengers 
D)  ​Predators 
E)  ​carnivores

Question 12

__________ is a process where a concentration of nerves and sensory structures forms in the head region.

Accepted Answer

The answer of __________ is a process where a concentration...

Question 13

Which group of arthropods can be distinguished from other groups by its two pairs of antennae?

Accepted Answer

A)  ​insects 
B)  ​millipedes 
C)  ​chelicerates 
D)  crustaceans 
E)  ​trilobites 
A)  ​insects 
B)  ​millipedes 
C)  ​chelicerates 
D)  crustaceans 
E)  ​trilobites

Question 14

Nephridia are ____.

Accepted Answer

A)  ​circulatory organs 
B)  ​respiratory organs 
C)  ​excretory organs 
D)  ​endocrine organs 
E)  ​part of the nervous system 
A)  ​circulatory organs 
B)  ​respiratory organs 
C)  ​excretory organs 
D)  ​endocrine organs 
E)  ​part of the nervous system

Question 15

Animals most likely evolved from a colony similar to __________, a type of protist.

Accepted Answer

The answer of Animals most likely evolved from a colony...

Question 16

Choose the most appropriate answer for each.​
-​echinoderms

Accepted Answer

A) ​two pairs of legs per segment 
B) ​Arachnids 
C) ​planarians, flukes, tapeworms 
D) ​Nematodes 
E) ​snails, squids, clams
F)​wheel animals
G)​flagellated collar cells present
H)​jellyfish and corals
I)​crustaceans, ticks, and insects
J)​polychaetes, earthworms, leeches
K)​sea urchins, sea stars 
A) ​two pairs of legs per segment 
B) ​Arachnids 
C) ​planarians, flukes, tapeworms 
D) ​Nematodes 
E) ​snails, squids, clams
F)​wheel animals
G)​flagellated collar cells present
H)​jellyfish and corals
I)​crustaceans, ticks, and insects
J)​polychaetes, earthworms, leeches
K)​sea urchins, sea stars

Question 17

Choose the most appropriate answer for each.​
-arthropods

Accepted Answer

A) ​two pairs of legs per segment 
B) ​Arachnids 
C) ​planarians, flukes, tapeworms 
D) ​Nematodes 
E) ​snails, squids, clams
F)​wheel animals
G)​flagellated collar cells present
H)​jellyfish and corals
I)​crustaceans, ticks, and insects
J)​polychaetes, earthworms, leeches
K)​sea urchins, sea stars 
A) ​two pairs of legs per segment 
B) ​Arachnids 
C) ​planarians, flukes, tapeworms 
D) ​Nematodes 
E) ​snails, squids, clams
F)​wheel animals
G)​flagellated collar cells present
H)​jellyfish and corals
I)​crustaceans, ticks, and insects
J)​polychaetes, earthworms, leeches
K)​sea urchins, sea stars

Question 18

Animals of the phylum ____ are likely to have an exoskeleton.

Accepted Answer

A)  ​Mollusca 
B)  ​Arthropoda 
C)  ​Nematoda 
D)  ​Chordata 
E)  ​Annelida 
A)  ​Mollusca 
B)  ​Arthropoda 
C)  ​Nematoda 
D)  ​Chordata 
E)  ​Annelida

Question 19

The AIDS drug AZT is derived from ____.

Accepted Answer

A)  ​gorgonians 
B)  ​sponges 
C)  ​corals 
D)  ​snails 
E)  ​sea anemones 
A)  ​gorgonians 
B)  ​sponges 
C)  ​corals 
D)  ​snails 
E)  ​sea anemones

Question 20

Animals most likely evolved most recently from ____.

Accepted Answer

A)  ​colonial protists 
B)  ​fungi 
C)  ​amoebozoans 
D)  ​algae 
E)  ​cyanobacteria 
A)  ​colonial protists 
B)  ​fungi 
C)  ​amoebozoans 
D)  ​algae 
E)  ​cyanobacteria

Exam 24: Animal Evolution - the Invertibrates

Genetic evidence suggests that insects have evolved from crustaceans. What is a reason that insects are so much smaller than crustaceans?

The ____ is an extension of the upper body wall in mollusks.

Four of the following are major features of arthropods. Which is the exception?

Nematocysts are used for ____.

Choose the most appropriate answer for each.​ -cnidarians

Mosquito-transmitted roundworms cause a tropical disease called ____.

Respond to the following statement in reference to the five animal phyla listed below. -The larval stage in this phylum has bilateral symmetry, whereas the adult stage exhibits radial symmetry.

Choose the most appropriate answer for each.​ -annelids

Figure 24.6 ​ Refer to the illustration above of an adult sponge for questions. -In the accompanying figure, a cell type that helps to pull water through the sponge and strains out food particles is identified by the number ____.

Respond to the following statement in reference to the five animal phyla listed below. -This phylum has the greatest number of species.

Poriferans are ____.

__________ is a process where a concentration of nerves and sensory structures forms in the head region.

Which group of arthropods can be distinguished from other groups by its two pairs of antennae?

Nephridia are ____.

Animals most likely evolved from a colony similar to __________, a type of protist.

Choose the most appropriate answer for each.​ -​echinoderms

Choose the most appropriate answer for each.​ -arthropods

Animals of the phylum ____ are likely to have an exoskeleton.

The AIDS drug AZT is derived from ____.

Animals most likely evolved most recently from ____.

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

Ground Rules of Metabolism

Where It Starts - Photosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

From Dna to Protein

Gene Control

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizating Information About Species

Lifes Origin and Early Evolution

Viruses - Bacteria - and Archaea

Protists - the Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolution - the Chordates

Human Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Filters

Choose the most appropriate answer for each. -cnidarians

Choose the most appropriate answer for each. -annelids

Figure 24.6 Refer to the illustration above of an adult sponge for questions. -In the accompanying figure, a cell type that helps to pull water through the sponge and strains out food particles is identified by the number ____.

Choose the most appropriate answer for each. -echinoderms

Choose the most appropriate answer for each. -arthropods