Question 1

In cnidarians, what is found between the epidermis and the gastrodermis?

Accepted Answer

A) ectoderm 
B) mesoglea 
C) endoderm 
D) various organelles 
E) mesoderm 
A) ectoderm 
B) mesoglea 
C) endoderm 
D) various organelles 
E) mesoderm B

Question 2

Mammals have two traits that set them apart from all other animals. These are

Accepted Answer

A) body hair or fur, and being homeothermic. 
B) amniotic eggs and milk production. 
C) four-chambered heart and milk production. 
D) body hair or fur, and milk production. 
E) four-chambered heart and body hair or fur. 
A) body hair or fur, and being homeothermic. 
B) amniotic eggs and milk production. 
C) four-chambered heart and milk production. 
D) body hair or fur, and milk production. 
E) four-chambered heart and body hair or fur. D

Question 3

Identify the major trends in primate evolution.

Accepted Answer

The following trends characterize primate evolution:increased manual dexterity, upright posture, greater reliance on sight than smell, reliance on learning (large brain and extended infant care), and modified teeth.

Question 4

The process seen in many insects involving the pupa completely changing form into an adult is called

Accepted Answer

A) cephalization. 
B) coelom formation. 
C) skeletonization. 
D) molting. 
E) metamorphosis. 
A) cephalization. 
B) coelom formation. 
C) skeletonization. 
D) molting. 
E) metamorphosis.

Question 5

In cnidarians, nematocysts are important in

Accepted Answer

A) food digestion. 
B) excretion of wastes. 
C) obtaining oxygen from the water. 
D) obtaining prey. 
E) movement. 
A) food digestion. 
B) excretion of wastes. 
C) obtaining oxygen from the water. 
D) obtaining prey. 
E) movement.

Question 6

One major innovation in animal body plan was the development of the coelom. Describe the role of the coelom.

Accepted Answer

The coelom is a body cavity that is at l

Question 7

All members of the phylum Chordata share

Accepted Answer

A) a notochord present sometime in their lives. 
B) a vertebral column. 
C) gills present throughout their lives. 
D) tails present throughout their lives. 
E) exoskeletons. 
A) a notochord present sometime in their lives. 
B) a vertebral column. 
C) gills present throughout their lives. 
D) tails present throughout their lives. 
E) exoskeletons.

Question 8

Which of the following does (or did)not lay an amniotic (enclosed)egg?

Accepted Answer

A) birds 
B) monotreme mammals 
C) dinosaurs 
D) frogs 
E) snakes 
A) birds 
B) monotreme mammals 
C) dinosaurs 
D) frogs 
E) snakes

Question 9

Sponges are very interesting animals. Although they do not have true tissues, they have a number of cooperating cell types. How do these different cell types cooperate in obtaining nutrients for the sponge?

Accepted Answer

The body wall of the sponge contains man

Question 10

It is generally thought that four critical innovations arose during the evolution of our ape-like ancestors into humans. All of the following are innovations except

Accepted Answer

A) use of brain power for abstract thought. 
B) development of the opposable thumb. 
C) expansion of the human brain. 
D) toolmaking. 
E) bipedalism. 
A) use of brain power for abstract thought. 
B) development of the opposable thumb. 
C) expansion of the human brain. 
D) toolmaking. 
E) bipedalism.

Question 11

The exoskeleton of arthropods

Accepted Answer

A) grows with the animal. 
B) is not waterproof. 
C) contains chitin. 
D) is important for the animal's digestion. 
E) has no functional use. 
A) grows with the animal. 
B) is not waterproof. 
C) contains chitin. 
D) is important for the animal's digestion. 
E) has no functional use.

Question 12

Match between columns
                        Premises: Echinodermata
Arthropoda
Chordata
Cnidaria
Porifera

Accepted Answer

The Answer of notochord and nematocysts and water vascular system is...

Question 13

Match between columns
                        Premises: Arthropoda
Brachiopoda
Chordata
Nemertea (ribbon worms)
Echinodermata

Accepted Answer

The Answer of calcium shell and exoskeleton made of chitin is...

Question 14

Match between columns
                        Premises: Crenophora
Annelida
Porifera
Platyhelminthes
Nematoda

Accepted Answer

The Answer of bilateral symmetry, digestive tract with two openings, is...

Question 15

Which of the following is the only type of arthropod that can fly?

Accepted Answer

A) millipede 
B) crustacean 
C) centipede 
D) insect 
E) chelicerate 
A) millipede 
B) crustacean 
C) centipede 
D) insect 
E) chelicerate

Question 16

Of the following, which is likely the most direct ancestor of modern humans?

Accepted Answer

A) Homo habilis 
B) Australopithecus garhi 
C) Homo erectus 
D) Australopithecus afarensis 
E) Homo neanderthalis 
A) Homo habilis 
B) Australopithecus garhi 
C) Homo erectus 
D) Australopithecus afarensis 
E) Homo neanderthalis

Question 17

Name and briefly characterize the four classes of fishes. Indicate which class is considered to be most similar to the ancestral chordate and which is the ancestor of the land vertebrates, justifying your choices.

Accepted Answer

jawless, skeleton of bone or cartilage,

Question 18

Clams, oysters, and scallops are called bivalves because they have

Accepted Answer

A) a pair of eyes. 
B) bilateral symmetry. 
C) a double foot region. 
D) a shell made up of two halves. 
E) two sexes. 
A) a pair of eyes. 
B) bilateral symmetry. 
C) a double foot region. 
D) a shell made up of two halves. 
E) two sexes.

Question 19

What is the name of the feeding organ used by most members of the Mollusca and how does it work?

Accepted Answer

Most mollusks (bivalves are an exception

Question 20

Match between columns
                        Premises: mice, lizards, birds
snails,clams, octopus
planaria, flukes, tapeworms
earthworms, marine sandworms, leeches
flies, lobsters, scorpions

Accepted Answer

The Answer of Platyhelminthes and Chordata and Arthropoda and Mollusca is...

Exam 13: The Evolution and Diversity of Animals

In cnidarians, what is found between the epidermis and the gastrodermis?

Mammals have two traits that set them apart from all other animals. These are

Identify the major trends in primate evolution.

The process seen in many insects involving the pupa completely changing form into an adult is called

In cnidarians, nematocysts are important in

One major innovation in animal body plan was the development of the coelom. Describe the role of the coelom.

All members of the phylum Chordata share

Which of the following does (or did)not lay an amniotic (enclosed)egg?

Sponges are very interesting animals. Although they do not have true tissues, they have a number of cooperating cell types. How do these different cell types cooperate in obtaining nutrients for the sponge?

It is generally thought that four critical innovations arose during the evolution of our ape-like ancestors into humans. All of the following are innovations except

The exoskeleton of arthropods

Which of the following is the only type of arthropod that can fly?

Of the following, which is likely the most direct ancestor of modern humans?

Name and briefly characterize the four classes of fishes. Indicate which class is considered to be most similar to the ancestral chordate and which is the ancestor of the land vertebrates, justifying your choices.

Clams, oysters, and scallops are called bivalves because they have

What is the name of the feeding organ used by most members of the Mollusca and how does it work?

What Is Life

Cells and the Chemistry of Life

How Cells Take in and Use Energy

The Cell Cycle

Patterns of Inheritance

DNA: The Thread of Life

Genes, Proteins, and Genetic Engineering

Reproduction and Development

The Mechanisms of Evolution

Lifes Origins and Biodiversity

Single-Celled Life

Fungi and Plants: Decomposers and Producers

Ecology of Populations and Communities

Ecosystems and the Biosphere

Body Function, Survival, and the Steady State

Circulation and Respiration

Defense Against Disease

Animal Nutrition and Digestion

Hormones: Messengers of Change

The Nervous System

The Body in Motion

Plant Architecture and Function

Plant Growth, Hormones, and Engineering

The Dynamic Plant

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