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Mollusk QUIZ

Total questions: 41

Worksheet time: 21mins

Name
Class
Date
1.

Which one of these is not one of the three main groups of Mollusks?

a)

Gastropods

b)

Cephalopods

c)

Annelids

d)

Bivalves

2.

Mollusks have

a)

head, visceral mass and foot

b)

head, thorax and abdomen

c)

cephalothorax and abdomen

3.

To which group of mollusks does this squid belong?

a)

cephalopod

b)

bivalve

c)

gastropod

4.

Which is the group of mollusks that has tentacles with suckers?

a)

Cephalopods

b)

Bivalves

c)

Gastropods

d)

Myriapods

5.

To which group of mollusks does this clam belong?

a)

Gastropods

b)

Cephalopods

c)

Bivalves

d)

Arthropods

6.

Which is the group of mollusks that has the shell divided into two valves?

a)

Gastropods

b)

Cephalopods

c)

Bivalves

d)

Porifera

7.

To which group of mollusks does this cuttlefish belong?

a)

Cephalopods

b)

Bivalves

c)

Gastropods

8.

To which group of mollusks does this organism belong?

a)

Bivalves

b)

Gastropods

c)

Cephalopods

9.

To which group of mollusks does this cockle belong?

a)

Cephalopod

b)

Bivalve

c)

Gastropod

10.

Which is the group of mollusks that has a spiral-shaped shell?

a)

Gastropods

b)

Cephalopods

c)

Myriapods

d)

Bivalves

11.

To which group of mollusks this nautilus belong?

a)

Cephalopods

b)

Bivalves

c)

Gastropods

12.

Which is the group of mollusks that use the foot to dig?

a)

Bivalves

b)

Cephalopods

c)

Gastropods

13.

To which group of mollusks this marine snail belong?

a)

Gastropods

b)

Cephalopods

c)

Bivalves

14.

To which group of mollusks does this snail belong?

a)

Gastropods

b)

Cephalopods

c)

Bivalves

15.

To which group of mollusks does this marine snail belong?

a)

Gastropods

b)

Cephalopods

c)

Bivalves

16.

To which group of mollusks does this octopus belong?

a)

Cephalopods

b)

Gastropods

c)

Bivalves

17.

Which part of the Mollusk body contains most of the organs?

a)

Foot

b)

Visceral Mass

c)

Trochophore

d)

Mantle

18.
These animals do not have backbones
a)
vertebrates
b)
invertebrates
c)
exoskeleton
d)
pores
19.
Soft bodied invertebrate with a thick muscular foot for movement: some have shells
a)
molluks
b)
arthropod
c)
segmented worm
d)
sponge
20.
Slugs and Snails
a)
Segmented Worms
b)
Mollusks
c)
Arthropods
d)
Sponges
21.
The simplest invertebrate
a)
Mollusks
b)
Echinoderms
c)
Sponges 
d)
Arthropods
22.

Which TYPE of mollusk has two shells?

a)

Bivalve

b)

Gastropod

c)

Cephalopod

23.

Which TYPE of mollusk has ONE or NO shell?

a)

Bivalve

b)

Gastropod

c)

Cephalopod

24.
What does Cephalopod mean?
a)
means "2-shells"
b)
means "head-foot"
c)
means "stomach-foot"
25.
Which class of Mollusks include squid, cuttlefish and octopus?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
d)
Polyplacophora
26.
What is the meaning of Mollusks?
a)
Soft-bodied
b)
filter feeder
c)
porus
d)
stomach foot
27.
What produces the shell of a Mollusks?
a)
stomach
b)
radula
c)
mantle
d)
gills
28.
What type of symmetry do Mollusks have?
a)
Asymmetrical
b)
Bilateral
c)
Radial
29.
What type of circulatory system do Mollusks have?
a)
Open
b)
Closed
30.
What are the major groups of Mollusks?
a)
Cnidarians, Gastropods, Porifera
b)
Gastropods, Bivalves, Cephalopods
c)
Porifera, Cephalopods, Cnidarians
31.
What is the meaning of Gastropod?
a)
Soft-bodied
b)
Stomach foot
c)
Head-footed
d)
Two-shelled
32.
What is the meaning of Bivalve?
a)
Two-shelled
b)
Head-footed
c)
Soft-bodied
d)
Stomach footed
33.
How do Gastropods eat?
a)
Tentacles
b)
Radula
c)
Mantle
d)
Filter feeder
34.
Which group of Mollusks does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
35.
What Mollusk group does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
36.
What Mollusk group does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
37.
What Mollusk group does this picture belong to?
a)
 Bivalves
b)
Gastropods
c)
Cephalopods
d)
Cnidarians
38.

What type of mollusk is an oyster?

a)

Gastropod

b)

Bi-valve

c)

Cephalopod

39.

What type of mollusk is a snail?

a)

Gastropod

b)

Bi-valve

c)

Cephalopod

40.

What type of mollusk is an octopus?

a)

Gastropod

b)

Bi-valve

c)

Cephalopod

41.

What type of mollusk is a scallop?

a)

Gastropod

b)

Bi-valve

c)

Cephalopod

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