Question 1

MATCHING
Match the organism or its characteristic with the correct phylum.
a.Annelida
f.Nematoda
b.Arthropoda
g.Nemertea
c.Cnidaria
H.Platyhelminthes
d.Ctenophora
I.Porifera
e.Mollusca
J.Rotifera
-earthworms

Accepted Answer

The answer of MATCHING
Match the organism or its characteristic with...

Question 2

Segmentation in arthropods differs from that of annelids because arthropod segments are:

Accepted Answer

A)  smaller.
B)  less specializeD.
C)  only present in adults.
D)  more specializeD.
E)  only present in larvae.F) B) and C)
G) A) and E)

Question 3

MATCHING
Match the organism or its characteristic with the correct phylum.
a.Annelida
f.Nematoda
b.Arthropoda
g.Nemertea
c.Cnidaria
H.Platyhelminthes
d.Ctenophora
I.Porifera
e.Mollusca
J.Rotifera
-Scyphozoans

Accepted Answer

The answer of MATCHING
Match the organism or its characteristic with...

Question 4

Figure 31-5
Use the figure to answer the corresponding question(s) . 
-Critical to polychaete and oligochaete locomotion are:

Accepted Answer

A)  jointed appendages.
B)  parapodiA.
C)  setaE.
D)  fins.
E)  tentacles.F) B) and D)
G) D) and E)

Question 5

Figure 31-2
Use the figure to answer the corresponding question(s) . 
-The anterior end of a tapeworm is known as the:

Accepted Answer

A)  proglottiD.
B)  cnidocytE.
C)  auriclE.
D)  protonephridiA.
E)  scolex.F) None of the above
G) A) and C)

Question 6

The polyp form of a cnidarian has its tentacles pointed downward.
____________________

Accepted Answer

A) True 
 B)False

Question 7

A member of subphylum Chelicerata is a spider.
____________________

Accepted Answer

A) True 
 B)False

Question 8

You have a sample of cat emesis (vomit)  and find worms in the sample.The cylindrical worms are long and slender, pointed at each end, with no other distinguishing characteristics.They are members of the phylum:

Accepted Answer

A)  Platyhelminthes.
B)  NematodA.
C)  CnidariA.
D)  AnnelidA.
E)  Nemertea.F) A) and B)
G) None of the above

Question 9

_______ are also called velvet worms.

Accepted Answer

A)  Nematodes
B)  Annelids
C)  Tartigrades
D)  Onychophorans
E)  ArthropodsF) B) and C)
G) C) and D)

Question 10

Figure 31-4
Use the figure to answer the corresponding question(s) . 
-The larva in Figure 31-4 is:

Accepted Answer

A)  a veliger.
B)  a glochidium.
C)  a trochophorE.
D)  a nauplius.
E)  a pupa.F) A) and D)
G) A) and C)

Question 11

MATCHING
Match the organism or its characteristic with the correct phylum.
a.Annelida
f.Nematoda
b.Arthropoda
g.Nemertea
c.Cnidaria
H.Platyhelminthes
d.Ctenophora
I.Porifera
e.Mollusca
J.Rotifera
-squids

Accepted Answer

The answer of MATCHING
Match the organism or its characteristic with...

Question 12

MATCHING
Match the organism or its characteristic with the correct phylum.
a.Annelida
f.Nematoda
b.Arthropoda
g.Nemertea
c.Cnidaria
H.Platyhelminthes
d.Ctenophora
I.Porifera
e.Mollusca
J.Rotifera
-Hydra

Accepted Answer

The answer of MATCHING
Match the organism or its characteristic with...

Question 13

MATCHING
Match the organism or its characteristic with the correct phylum.
a.Annelida
f.Nematoda
b.Arthropoda
g.Nemertea
c.Cnidaria
H.Platyhelminthes
d.Ctenophora
I.Porifera
e.Mollusca
J.Rotifera
-centipedes

Accepted Answer

The answer of MATCHING
Match the organism or its characteristic with...

Question 14

Clams and oysters are:

Accepted Answer

A)  detritivores.
B)  herbivores
C)  omnivores.
D)  carnivores.
E)  filter feeders.F) A) and D)
G) None of the above

Question 15

In sponges, spicules are secreted by amoeboid cells.
____________________

Accepted Answer

A) True 
 B)False

Question 16

Sponge larvae:

Accepted Answer

A)  are miniature sponges that float about in the plankton.
B)  crawl along the bottom like an amoebA.
C)  are flagellated and able to swim.
D)  bud off the adult spongE.
E)  float out of the adult, fall to the bottom, and attach to form a new sponge.F) C) and D)
G) B) and C)

Question 17

Figure 31-4
Use the figure to answer the corresponding question(s) . 
-The larva in Figure 31-4 is characteristic of:

Accepted Answer

A)  arthropods.
B)  mollusks.
C)  cnidarians.
D)  platyhelminths.
E)  nematodes.F) A) and B)
G) B) and C)

Question 18

MATCHING
Match the organism or its characteristic with the correct phylum.
a.Annelida
f.Nematoda
b.Arthropoda
g.Nemertea
c.Cnidaria
H.Platyhelminthes
d.Ctenophora
I.Porifera
e.Mollusca
J.Rotifera
-Obelia

Accepted Answer

The answer of MATCHING
Match the organism or its characteristic with...

Question 19

Figure 31-2
Use the figure to answer the corresponding question(s) . 
-Refer to Figure 31-2.The structure labeled 5 is used for:

Accepted Answer

A)  food intakE.
B)  digestion.
C)  locating fooD.
D)  coordination of movement.
E)  locomotion.F) None of the above
G) A) and B)

Question 20

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

Accepted Answer

A) True 
 B)False

Exam 31: Sponges, Cnidarians, Ctenophores, and Protostomes

Figure 31-5 Use the figure to answer the corresponding question(s) . -Critical to polychaete and oligochaete locomotion are:

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Segmentation in arthropods differs from that of annelids because arthropod segments are:

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MATCHING Match the organism or its characteristic with the correct phylum. a.Annelida f.Nematoda b.Arthropoda g.Nemertea c.Cnidaria H.Platyhelminthes d.Ctenophora I.Porifera e.Mollusca J.Rotifera -squids

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_______ are also called velvet worms.

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MATCHING Match the organism or its characteristic with the correct phylum. a.Annelida f.Nematoda b.Arthropoda g.Nemertea c.Cnidaria H.Platyhelminthes d.Ctenophora I.Porifera e.Mollusca J.Rotifera -centipedes

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A member of subphylum Chelicerata is a spider. ____________________

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Figure 31-2 Use the figure to answer the corresponding question(s) . -The anterior end of a tapeworm is known as the:

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MATCHING Match the organism or its characteristic with the correct phylum. a.Annelida f.Nematoda b.Arthropoda g.Nemertea c.Cnidaria H.Platyhelminthes d.Ctenophora I.Porifera e.Mollusca J.Rotifera -earthworms

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MATCHING Match the organism or its characteristic with the correct phylum. a.Annelida f.Nematoda b.Arthropoda g.Nemertea c.Cnidaria H.Platyhelminthes d.Ctenophora I.Porifera e.Mollusca J.Rotifera -Scyphozoans

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Sponge larvae:

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MATCHING Match the organism or its characteristic with the correct phylum. a.Annelida f.Nematoda b.Arthropoda g.Nemertea c.Cnidaria H.Platyhelminthes d.Ctenophora I.Porifera e.Mollusca J.Rotifera -Obelia

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MATCHING Match the organism or its characteristic with the correct phylum. a.Annelida f.Nematoda b.Arthropoda g.Nemertea c.Cnidaria H.Platyhelminthes d.Ctenophora I.Porifera e.Mollusca J.Rotifera -Hydra

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Figure 31-4 Use the figure to answer the corresponding question(s) . -The larva in Figure 31-4 is characteristic of:

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The polyp form of a cnidarian has its tentacles pointed downward. ____________________

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Figure 31-2 Use the figure to answer the corresponding question(s) . -Refer to Figure 31-2.The structure labeled 5 is used for:

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

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Clams and oysters are:

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You have a sample of cat emesis (vomit) and find worms in the sample.The cylindrical worms are long and slender, pointed at each end, with no other distinguishing characteristics.They are members of the phylum:

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In sponges, spicules are secreted by amoeboid cells. ____________________

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Figure 31-4 Use the figure to answer the corresponding question(s) . -The larva in Figure 31-4 is:

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