Question 1

-During extended periods of dehydration, tardigrades

Accepted Answer

A)  enter suspended animation. 
B)  migrate to the soil subsurface. 
C)  enter small ponds and lakes. 
D)  climb inside a plant leaf and encyst. 
E)  none of these 
A)  enter suspended animation. 
B)  migrate to the soil subsurface. 
C)  enter small ponds and lakes. 
D)  climb inside a plant leaf and encyst. 
E)  none of these A

Question 2

-A wormlike arthropod with a flattened body and carnivorous eating habits would be identified as a

Accepted Answer

A)  crustacean. 
B)  millipede. 
C)  spider. 
D)  trilobite. 
E)  centipede. 
A)  crustacean. 
B)  millipede. 
C)  spider. 
D)  trilobite. 
E)  centipede. E

Question 3

-Rotifers take their name from

Accepted Answer

A)  their tumbling movements through the water. 
B)  actions of cilia on their head. 
C)  their radial symmetry. 
D)  their elaborate digestive system. 
E)  rotational action around the central body axis. 
A)  their tumbling movements through the water. 
B)  actions of cilia on their head. 
C)  their radial symmetry. 
D)  their elaborate digestive system. 
E)  rotational action around the central body axis. B

Question 4

Classification.Respond to the following statements in reference to the five animal phyla listed below.
a.Porifera
b.Cnidaria
c.Platyhelminthes
d.Nematoda
e.Annelida
-Members of this phylum have a brain with a ventral nerve cord, a complete gut, and a circulatory system that is usually closed.

Accepted Answer

The answer of Classification.Respond to the following statements in reference...

Question 5

___________, or water bears, have a reduced coelom and molt.

Accepted Answer

The answer of ___________, or water bears, have a reduced...

Question 6

Use the figure above to answer the following questions.It shows a longitudinal section of a sponge body wall.The sponge interior is on the left.
-A cell type that helps to pull water through the sponge and strains out food particles is indicated by

Accepted Answer

A)  A. 
B)  B. 
C)  C. 
D)  D. 
E)  E. 
A)  A. 
B)  B. 
C)  C. 
D)  D. 
E)  E.

Question 7

-A radula is an organ found in

Accepted Answer

A)  gastropods. 
B)  chitons. 
C)  bivalves. 
D)  gastropods and chitons. 
E)  gastropods, chitons, and bivalves. 
A)  gastropods. 
B)  chitons. 
C)  bivalves. 
D)  gastropods and chitons. 
E)  gastropods, chitons, and bivalves.

Question 8

Classification.Respond to the following statements in reference to the five animal phyla listed below.
a.Porifera
b.Cnidaria
c.Platyhelminthes
d.Nematoda
e.Annelida
-This phylum contains the most primitive species of the animal kingdom in the list.

Accepted Answer

The answer of Classification.Respond to the following statements in reference...

Question 9

Cells of the outer surface of a sponge obtain nutrients by

Accepted Answer

A)  absorbing food that diffuses from the central cavity. 
B)  capturing food in their microvilli. 
C)  absorbing food distributed by amoeboid cells. 
D)  phagocytosing bacteria and other small food items. 
E)  poisoning small fish that contact them. 
A)  absorbing food that diffuses from the central cavity. 
B)  capturing food in their microvilli. 
C)  absorbing food distributed by amoeboid cells. 
D)  phagocytosing bacteria and other small food items. 
E)  poisoning small fish that contact them.

Question 10

-Which of the following groups can be distinguished from other arthropods 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 11

__________ are multicelled heterotrophs without cell walls.

Accepted Answer

The answer of __________ are multicelled heterotrophs without cell walls....

Question 12

MATCHING
Matching.Choose the most appropriate answer for each.
a.two pairs of legs per segment
b.tiny, flattened, crawling forms
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
-annelids

Accepted Answer

The answer of MATCHING
Matching.Choose the most appropriate answer for each.
a.two...

Question 13

The __________ (nematodes) have an unsegmented body, a cuticle that is molted, a complete gut, and a false coelom.

Accepted Answer

The answer of The __________ (nematodes) have an unsegmented body,...

Question 14

Classification.Respond to the following statements in reference to the five animal phyla listed below.
a.Porifera
b.Cnidaria
c.Platyhelminthes
d.Nematoda
e.Annelida
-Members of this phylum have a pseudocoelomic cavity.

Accepted Answer

The answer of Classification.Respond to the following statements in reference...

Question 15

Classification.Respond to the following statements in reference to the five animal phyla listed below.
a.Annelida
b.Arthropoda
c.Mollusca
d.Echinodermata
e.Rotifera
-This phylum has the greatest number of species.

Accepted Answer

The answer of Classification.Respond to the following statements in reference...

Question 16

Use the figure above to answer the following questions.
-A body plan with a pseudocoelom is indicated by

Accepted Answer

A)  A. 
B)  B. 
C)  C. 
D)  A and B. 
E)  B and C. 
A)  A. 
B)  B. 
C)  C. 
D)  A and B. 
E)  B and C.

Question 17

Use the figure above to answer the following questions.It shows a longitudinal section of a sponge body wall.The sponge interior is on the left.
-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 18

-The figure above represents

Accepted Answer

A)  a cephalopod beak. 
B)  a aquatic snail's "tongue." 
C)  a bivalve penis. 
D)  a squid claw. 
E)  none of these. 
A)  a cephalopod beak. 
B)  a aquatic snail's "tongue." 
C)  a bivalve penis. 
D)  a squid claw. 
E)  none of these.

Question 19

Which of the following are most closely related to the choanoflagellates?

Accepted Answer

A)  animals 
B)  fungi 
C)  amoebozoans 
D)  algae 
E)  none of these 
A)  animals 
B)  fungi 
C)  amoebozoans 
D)  algae 
E)  none of these

Question 20

In __________, an anus forms first.

Accepted Answer

The answer of In __________, an anus forms first....

Exam 24: Animal Evolutionthe Invertebrates

-During extended periods of dehydration, tardigrades

-A wormlike arthropod with a flattened body and carnivorous eating habits would be identified as a

-Rotifers take their name from

Classification.Respond to the following statements in reference to the five animal phyla listed below. a.Porifera b.Cnidaria c.Platyhelminthes d.Nematoda e.Annelida -Members of this phylum have a brain with a ventral nerve cord, a complete gut, and a circulatory system that is usually closed.

___________, or water bears, have a reduced coelom and molt.

Use the figure above to answer the following questions.It shows a longitudinal section of a sponge body wall.The sponge interior is on the left. -A cell type that helps to pull water through the sponge and strains out food particles is indicated by

-A radula is an organ found in

Classification.Respond to the following statements in reference to the five animal phyla listed below. a.Porifera b.Cnidaria c.Platyhelminthes d.Nematoda e.Annelida -This phylum contains the most primitive species of the animal kingdom in the list.

Cells of the outer surface of a sponge obtain nutrients by

-Which of the following groups can be distinguished from other arthropods by its two pairs of antennae?

__________ are multicelled heterotrophs without cell walls.

The __________ (nematodes) have an unsegmented body, a cuticle that is molted, a complete gut, and a false coelom.

Classification.Respond to the following statements in reference to the five animal phyla listed below. a.Porifera b.Cnidaria c.Platyhelminthes d.Nematoda e.Annelida -Members of this phylum have a pseudocoelomic cavity.

Classification.Respond to the following statements in reference to the five animal phyla listed below. a.Annelida b.Arthropoda c.Mollusca d.Echinodermata e.Rotifera -This phylum has the greatest number of species.

Use the figure above to answer the following questions. -A body plan with a pseudocoelom is indicated by

Use the figure above to answer the following questions.It shows a longitudinal section of a sponge body wall.The sponge interior is on the left. -Nematocysts are used for

-The figure above represents

Which of the following are most closely related to the choanoflagellates?

In __________, an anus forms first.

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

Ground Rules of Metabolism

Where It Startsphotosynthesis

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

Organizing Information About Species

Lifes Origin and Early Evolution

Viruses and Prokaryotes

Protiststhe Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolutionthe Chordates

Animal Evolutionhuman Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues and Organ Systems

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

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters