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BIO 112 Test 3 Review

Total questions: 153

Worksheet time: 1hrs 28mins

Name
Class
Date
1.
Bilateral Symmetry can be defined as
a)
1 line that divides a shape into 2 equal parts
b)
1 line that divides a shape into distinct right and left halves that are mirror images
c)
shape that can be divided into mirror images using any of several lines
d)
a shape that cannot be divided into mirror images
2.
Bilateral Symmetry can be defined as
a)
1 line that divides a shape into 2 equal parts
b)
1 line that divides a shape into distinct right and left halves that are mirror images
c)
shape that can be divided into mirror images using any of several lines
d)
a shape that cannot be divided into mirror images
3.
Which characteristic is NOT true of organisms in the animal kingdom?
a)
The are multicellular.
b)
They are producers.
c)
They are consumers.
d)
They usually reproduce sexually.
4.
What is the special structure of an arthropod that provides structure and protection from the outside?
a)
An endoskeleton
b)
Spicules
c)
An exoskeleton
d)
A shell
5.
A characteristic the organisms in the phylum Porifera possess:
a)
Stinging cells.
b)
The ability to photosynthesize.
c)
Have asymmetrical symmetry.
d)
Have radial symmetry.
6.
This picture is an example of which group of invertebrates?
a)
Segmented worms
b)
Fish
c)
Sponges
d)
Arthropods
7.
To which phylum does the leech, earthworm, and sandworm belong?
a)
Porifera
b)
Cnidaria
c)
Annelida
d)
Molluska
8.
The tarantula belongs to which phylum?
a)
Echinodermata
b)
Arthropoda
c)
Molluska
d)
Annelida
9.
What is the meaning of Cephalopods?
a)
Stomach-foot
b)
Head-footed
c)
Two-shelled
d)
Soft-bodied
10.
Lobster, shrimp, and crabs are examples of what group of Arthropods?
a)
Chilopoda
b)
Diplopoda
c)
Crustaceans
d)
Arachnida
11.
Which group of invertebrates does a clam belong to?
a)
Sponge
b)
Fish
c)
Echinoderm
d)
Mollusk
12.
Butterflies, bumble bees, and spiders are examples of which group?
a)
Arthropods
b)
Segmented worms
c)
Sponges
d)
Echinoderms
13.
Symmetry around an axis (many lines through a single point) creating many mirror images is considered
a)
asymmetry
b)
circular symmetry
c)
bilateral symmetry
d)
radial symmetry 
14.
a hermaphrodite
a)
is both female and male
b)
is either female or male
c)
is female
d)
is male
15.
arthropods
a)

jointed legs, segmented bodies, some have wingsHard outer covering called exoskeletonget oxygen through gills or air tubes
b)

segmented worms
c)

echinoderms
d)

mollusks
16.

The large opening at the top of the sponge is called the

a)

Osculum

b)

Porocyte

c)

Spicule

d)

Spongocoel

17.

Which of the following is NOT what a sponge skeleton can be made of?

a)

Spongin

b)

Calcium carbonate

c)

Sodium chloride

d)

Silica

18.
Because sponges cannot move around they are considered ______. 
a)
sessile
b)
senile
c)
sedementary
d)
spongin
19.
Sponges feed by ______ particles out of the water column as it passes through their pores. 
a)
filtering
b)
suspending
c)
consuming
d)
eating
20.
large opening at the top of a sponge where water exits.
a)
ostia
b)
osculum
c)
orifice
d)
opening
21.
skeleton structures made of silica or calcium carbonate 
a)
spicules
b)
spongin
c)
sessile
d)
something
22.
Which of the following is not found in sponges?
a)
Choanocytes
b)
Tissues
c)
Pinacocytes
d)
Mesohyl
23.
What type of symmetry do Porifera have?
a)
asymmetrical
b)
bilateral
c)
radial
d)
exoskeleton
24.
Water enters through the ____________ and exits through the ___________. 
a)
ostium, osculum
b)
osculum, ostium
25.

how many tissue layers are in a sponge body?

a)

1

b)

2

c)

3

d)

None. Cells are not organized into tissues

26.

What are explosive cells containing one giant secretory organelle found in the tentacles which are used to capture prey or defense against predators?

a)

cnidocytes

b)

nematocytes

c)

archeocytes

d)

pinacocytes

27.

What is the jelly-like layer found at the middle of a cnidarian’s body?

a)

umbrella

b)

mesoderm

c)

mesoglea

d)

gastrodermis

28.

What is the cnidarian body cavity that is used for digestion, gas exchange and discharge of gametes?

a)

manubrium

b)

spongocoel

c)

gastric cavity

d)

gastrovascular cavity

29.

Diploblasts are organisms that:

a)

exhibit alternaiton of generation

b)

exhibit two life forms

c)

develop from two germ layers

d)

develop tentacles

30.
What type of symmetry do cnidarians have
a)
asymmetrical
b)
bilateral
c)
radial
d)
medial
31.
Members of the Cnidarian Class _______ include sea anemones and coral.
a)
Anthozoa
b)
Cubozoa
c)
Hydrozoa
d)
Scyphozoa
32.
Which body form is represented by this diagram?
a)
Mesoglea
b)
Medusa
c)
Moses
d)
Nematocyst
33.
Polyps are ______, while medusa are ______. 
a)
sessile, motile
b)
motile, sessile
c)
both motile and sessile, just motile
34.
Cnidarians have two body layers: epidermis and ________________. 
a)
Vascodermis
b)
Gastrodermis
c)
Microdermis
d)
Innerdermis 
35.
The outer layer of the Cnidarian is called...
a)
gastrodermis
b)
epidermis
c)
mesoglea
d)
nematocyst
36.
Which of the following is a correct description of the polyp body form?
a)
It is sessile and the tentacles and mouth point downward.
b)
It is sessile and the mouth and tentacles point upward.
c)
It is mobile and the tentacles and mouth point downward.
d)
It is mobile and the tentacles and mouth point upward.
37.

What class are tapeworms in?

a)

Turbellaria

b)

Cestoda

c)

Trematoda

38.

What class are flukes in?

a)

Turbellaria

b)

Cestoda

c)

Trematoda

39.

What class are planarians in?

a)

Turbellaria

b)

Cestoda

c)

Trematoda

40.

What is the common name for all Platyhelminthes?

a)

roundworms

b)

flatworms

c)

segmented worms

d)

parasitic worms

41.

Class Trematoda includes which animals?

a)

earthworms

b)

flukes

c)

tapeworms

d)

planarians

42.

Class Cestoda includes which animals?

a)

earthworms

b)

flukes

c)

tapeworms

d)

planarians

43.

Which of the following best describes the body cavity of a flatworm?

a)

acoelomate

b)

pseudocoelomate

c)

true coelomate

d)

diploblastic

44.

This phylum consists of radially symmetrical diploblastic organisms.

a)

Porifera

b)

Cnidaria

c)

Platyhelminthes

d)

Nematoda

45.

Organisms in this phylum have specialized cells known as cnidocytes, which are stinging cells that are typically concentrated around the mouth and tentacles of the animal.

a)

Porifera

b)

Cnidaria

c)

Platyhelminthes

d)

Nematoda

46.

This body plan in phylum Cnidaria is typically sessile as adults, like in this picture.

a)

polyp

b)

medusa

c)

bilaterally symmetrical

d)

asymmetrical

47.

This body plan in phylum Cnidaria is typically motile as adults, with a mouth and tentacles hanging from their bell-shaped bodies, like in this picture.

a)

polyp

b)

medusa

c)

bilaterally symmetrical

d)

asymmetrical

48.

The animals in this phylum are bilaterally symmetrical acoelomate triploblasts.

a)

Cnidaria

b)

Porifera

c)

Platyhelminthes

d)

Nematoda

49.

This phylum includes animals that are bilaterally symmetrical pseudocoelomate triploblasts.

a)

Porifera

b)

Cnidaria

c)

Platyhelminthes

d)

Nematoda

50.

The animals in this phylum are all classified as roundworms.

a)

Porifera

b)

Cnidaria

c)

Nematoda

d)

Platyhelminthes

51.

The animals in this phylum have an internal body cavity which is not completely lined with mesoderm tissue, and so it is not a true coelom.

a)

Porifera

b)

Cnidaria

c)

Platyhelminthes

d)

Nematoda

52.
How would an individual acquire a tapeworm?
a)
You are born with it
b)
Eating a tapeworm's remains
c)
Eating raw meat
d)
Pure luck
53.
Flatworms have no true body cavity. This means they are ____________________. 
a)
Symmetrical
b)
Sessile
c)
Coelomates
d)
Acoelomates
54.
Which class of Mollusks includes snails, slugs, or whelks?
a)
Cephalapods
b)
Bivalves
c)
Gastropods
55.
Which class of Mollusks include organisms that all have two shells?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
56.
Which part of the Mollusk body is the tissue covering the body and secretes the shell?
a)
Mantle
b)
Trochophore
c)
Foot
d)
Visceral Mass
57.
Which part of the Mollusk body contains organs?
a)
Foot
b)
Visceral Mass
c)
Trochophore
d)
Mantle
58.
Which class of Mollusks all have tentacles?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
59.
Which class of Mollusks include clams, oysters, and mussels?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
60.
Which class of Mollusks include squid, cuttlefish and octopus?
a)
Gastropods
b)
Bivalves
c)
Caphalopods
61.
Which is not an example of mollusks?
a)
snail
b)
clam
c)
lobster
d)
octopus
62.
All segmented worms belong to which animal phylum?
a)
Nematoda
b)
Platyhelminthes
c)
Annelida
d)
Nemertea
63.
All arthropods have segmented bodies, jointed appendages, and ________________. 
a)
tails
b)
lungs
c)
wings
d)
an exoskelton
64.

Name the class

a)

Gastropod

b)

Bivalve

c)

Cephalopod

65.

Name the class

a)

Gastropod

b)

Bivalve

c)

Cephalopod

66.

Name the class

a)

Gastropod

b)

Bivalve

c)

Cephalopod

67.

Name the class

a)

Gastropod

b)

Bivalve

c)

Cephalopod

68.

Name the class

a)

Gastropod

b)

Bivalve

c)

Cephalopod

69.
Which of the following is an example of a arthropod?
a)
squid
b)
crab
c)
earth worm
d)
sea star
70.
Earthworm
a)
Phylum Platyhelminthes
b)
Phylum Nematoda
c)
Phylum Annelida
71.
Known as "Segmented Worms"
a)
Phylum Platyhelminthes
b)
Phylum Nematoda
c)
Phylum Annelida
72.
Leech
a)
Phylum Platyhelminthes
b)
Phylum Nematoda
c)
Phylum Annelida
73.
Which of the following is a correct description of setae?
a)
bristle-like structures help earthworms move
b)
thickened segment of the earthworm’s body is used in reproduction
c)
dividing wall or membrane
d)
organ for excretion
74.
What class / subclass?
a)
Oligochaeta 
b)
Polychaeta
c)
Hirudinea
75.
What class / subclass?
a)
Oligochaeta 
b)
Polychaeta
c)
Hirudinea
76.
A stiff hair, bristle or bristle like process or part on an organism
a)
Ganglia
b)
Setae
c)
Parapodia
d)
Nephridia
77.
Which group of arthropods have 3 body segments: head, thorax, and abdomen?
a)
Diplopoda
b)
Chilopoda
c)
Arachnids
d)
Insecta
78.
What type of symmetry do Arthropods have?
a)
Radial
b)
Bilateral
c)
Asymmetrical
79.
Lobster, shrimp, and crabs are examples of what group of Arthropods?
a)
Chilopoda
b)
Diplopoda
c)
Crustaceans
d)
Arachnida
80.

The exoskeleton of an arthropod is made of which of the following?

a)

chitin

b)

dentin

c)

protin

d)

chlorotin

81.

Which of the following correctly describes a crayfish's body regions?

a)

head, thorax, abdomen

b)

head, abdomen

c)

cephalothorax, abdomen

d)

head, cephalothorax

82.
What type of skeleton do Arthropods have?
a)
Endoskeleton made of chitin
b)
Hydrostatic skeleton
c)
Exoskeleton made of calcium carbonate
d)
Exoskeleton made of chitin
83.

Fused head/thorax

a)

Head

b)

Thorax

c)

Abdomen

d)

Cephalothorax

84.

What are the mouthparts that are adapted to function as fangs or pincers (often connected to a poison gland)?

a)

Chelicerae

b)

Pedipalps

c)

Spinnerets

85.

Name of D (opening at top)

a)

Osculum

b)

Ostia

c)

Choanocytes

d)

Incurrent Pore

86.

Water exits the sponge here

a)

A

b)

B

c)

C

d)

D

87.

The sponge has no organs, tissues, and no nervous system.

a)

True

b)

False

88.
Sponges get their food by 
a)
going through photosynthesis
b)
decomposing it
c)
sponges do not eat
d)
filter feeding
89.
Most sponges are hermaphrodites.  What does this mean?
a)
sponges can produce their own food
b)
sponges can produce both eggs and sperm
c)
sponges cannot reproduce
d)
sponges can swim around
90.
What is the name of the phylum sponges belong to?
a)
mammals
b)
chordate
c)
cnidarians
d)
Porifera
91.
___________ are tiny hard particles that give a sponge support and can provide protection when they stick out of a sponge.
a)
spongin
b)
bones
c)
buds
d)
spicules
92.

How do sponges obtain food?

a)

filter it from the water

b)

grasp it with tentacles

c)

pry it apart with tube feet

d)

put it in their mouth with jointed legs

93.
What is true about sponges?
a)
They have organs
b)
They have bilateral symmetry
c)
They have a true coelom
d)
They are animals
94.

Sponges are primarily sessile organisms. What does this mean?

a)

They live permanently in one palce

b)

They move around their whole life

95.
Which part of the sponge body is the central cavity that leads to the osculum?
a)
Ostia
b)
Mesenchyme
c)
Spongocoel
d)
Osculum
96.
Because sponges cannot move around they are considered ______. 
a)
sessile
b)
senile
c)
sedementary
d)
spongin
97.
large opening at the top of a sponge where water exits.
a)
ostia
b)
osculum
c)
orifice
d)
opening
98.
What is the outer most layer of Porifera?
a)
epidermis
b)
gastrodermis
c)
endodermis
d)
mesoglea
99.

What does the term Porifera mean?

a)

pore-bearing

b)

sponge-bearing

c)

cell-bearing

d)

bud-bearing

100.

how many tissue layers are in a sponge body?

a)

1

b)

2

c)

3

d)

None. Cells are not organized into tissues

101.

Cnidarians have...

a)

No symmetry

b)

Radial symmetry

c)

Bilateral symmetry

102.

What is the most deadly cnidarian?

a)

Anemone

b)

Box jellyfish

c)

Hydra

d)

Portuguese Man-of-War

103.

The layer that lines the inner surface of the gastrovascular cavity is called the

a)

mesoglea

b)

gastrodermis

c)

epidermis

d)

cnidodermis

104.
The "jello" layer of the cnidaria which is between the epidermis and the gastro tissues. 
a)
ectoderm
b)
enteron
c)
endoderm
d)
mesoglea
105.
All Cnidarians have _____, but no _____.
a)
stinging cells, tissue cells
b)
organs, tissue
c)
tissues, organs
d)
tissue, stinging cells
106.
The venom that is stored in the cnidoblasts is delivered through the
a)
operculum
b)
enteron
c)
mesogea
d)
nematocysts
107.
Polyps are ______, while medusa are ______. 
a)
sessile, motile
b)
motile, sessile
c)
both motile and sessile, just motile
108.
What type of symmetry do cnidarians have
a)
asymmetrical
b)
bilateral
c)
radial
109.
Which of the following is a correct description of the polyp body form?
a)
It is sessile and the tentacles and mouth point downward.
b)
It is sessile and the mouth and tentacles point upward.
c)
It is mobile and the tentacles and mouth point downward.
d)
It is mobile and the tentacles and mouth point upward.
110.
What form is this organism? (Image 1)
a)
Polyp
b)
Medusa
111.

In Cnidarians, digestion occurs in the ______.

a)

epidermis

b)

manubrium

c)

Gastrovascular cavity

d)

tentacles

112.

Which body form is represented by this diagram?

a)

Mesoglea

b)

Medusa

c)

Porifera

d)

Choanocyte

113.

How many cell layers do cnidarians have?

a)

0

b)

1

c)

2

d)

3

114.

What part of a cnidarian's body allows them to capture/kill their prey?

a)

The epidermis

b)

The polyp

c)

The nematocysts

d)

The nerve net

115.

What body type does this cnidarian posses?

a)

Polyp

b)

Medusa

116.

What kind of worm is a platyhelminthes?

a)

Flat worm

b)

Round worm

c)

Special ed worm

d)

School worm

117.

What type of symmetry do Platyhelminthes have?

a)

Bilateral

b)

Asymmetrical

c)

Round

d)

Small

118.

What type of symmetry do Platyhelminthes have?

a)

Bilateral

b)

Asymmetrical

c)

Round

d)

Small

119.

Which Class has Tapeworms

a)

Cestoda

b)

Monogenea

c)

Trematoda

d)

Nematoda

120.

Do Platyhelminthes Have Flat Bodies Or Cylindrical Bodies?

a)

Flat Body

b)

Cylindrical Body

121.

True or False: Platyhelminthes are acoelomate

a)

True

b)

False

122.
Flatworms are unsegmented, bilaterial worms that lack a coelom.  Animals that lack a coelom are called ___________________.
a)
acoelomates
b)
coelomates
c)
noelomates
d)
innoelomates
123.

What is the common name of Phylum Nematoda?

a)

Earthworm

b)

Roundworm

c)

Flatworm

124.

What type of body cavity nematodes have?

a)

Acoelomate

b)

Pseudocoelomate

c)

Acoelomate

125.

What type of body symmetry does nematodes have?

a)

Bilateral

b)

Asymmetry

c)

Radial

126.
Which of the following is an pseudocoelomate?
a)
an organism such as Planaria (flatworms) that have no body cavity
b)
an organism such as a jellyfish with a central digestive cavity
c)
an organism such as a mammal with a body cavity lined with 2 layers of mesoderm
d)
an organism such as a Nematode (roundworm) that has a "false" body cavity
127.
Which of the following phyla contains the first organisms with complete digestive systems?
a)
Annelida
b)
Cnidaria
c)
Nematoda
d)
Platyhelminthes
128.
Which phylum of worms has a bilateral symmetry, one-way digestive system, respiration through skin, hydrostatic skeleton and segmented body?
a)
Annelida
b)
Platyhelminthes
c)
Nemotoda
d)
Nemertea
129.
What type of circulatory system do annelids have?
a)
Open Circulatory System
b)
Closed Circulatory System
c)
They don't need a circulatory system
d)
They have both types
130.

Annelids are hermaphrodites. Define this term.

a)

They have three tissue layers.

b)

They have a body cavity.

c)

They produce both egg and sperm.

d)

They can regenerate lost body parts.

131.

Segmented worms are known as

a)

Nematodes

b)

Annelids

c)

Planarians

d)

Cnidarians

132.
Earthworms breath with their ___.
a)
lungs
b)
skin
c)
gills
133.

Which annelid has developed the ability to suck blood from other organisms?

a)

Earthworms

b)

Bristle worms

c)

Leeches

d)

Roundworms

134.

Why must an earthworm’s skin be kept moist?

a)

for reproduction

b)

as defense against predators

c)

so it can excrete wastes

d)

so it can absorb oxygen

135.

What is the organ of excretion for annelids?

a)

kidneys

b)

nephridia

c)

liver

d)

anus

136.

The clitellum of an earthworm is used for...

a)

circulation

b)

respiration

c)

movement

d)

reproduction

137.

Earthworms belong to the class..

a)

Oligochaeta

b)

Hirudinea

c)

Polychaeta

138.

Marine worms belong to the class....

a)

Hirudinea

b)

Polychaeta

c)

Oligochaeta

139.
Which part of the Mollusk body is specialized for burrowing, feeding, and movement?
a)
trochophores
b)
visceral mass
c)
mantle
d)
foot
140.
Which class of Mollusks include clams, oysters, and mussels?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
141.
Which part of the Mollusk body is the tissue covering the body and secretes the shell?
a)
Mantle
b)
Trochophore
c)
Foot
d)
Visceral Mass
142.
Which class of Mollusks all have tentacles?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
143.
Which group of Mollusks does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
144.
What Mollusk group does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
145.
What Mollusk group does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
146.
What Mollusk group does this picture belong to?
a)
 Bivalves
b)
Gastropods
c)
Cephalopods
d)
Cnidarians
147.
# 16 Points to what feature?
a)
excurrent siphon
b)
incurrent siphon
c)
intestines
d)
foot
148.
# 8 Points to what feature?
a)
excurrent siphon
b)
incurrent siphon
c)
gill 
d)
mantle
149.

Cephalopods grab prey using their __________.

a)

legs

b)

tentacles

c)

foot

d)

siphon

150.
Which part of the Mollusk body contains organs?
a)
Foot
b)
Visceral Mass
c)
Trochophore
d)
Mantle
151.

The exoskeleton of an arthropod is made of which of the following?

a)

chitin

b)

dentin

c)

protin

d)

chlorotin

152.
a)
Class Gastropoda
b)
Class Bivalvia
c)
Class Cephalopoda
d)
Class Polyplacophora
153.
a)
Class Gastropoda
b)
Class Bivalvia
c)
Class Cephalopoda
d)
Class Polyplacophora

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