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WorksheetsMolluska Quiz
Total questions: 15
Worksheet time: 30mins
Name
Class
Date
1.
The part of the mollusk that produces its shells is the ______.
a)
cavity
b)
mantle
c)
visceral mass
d)
ventral foot
2.
The muscles that hold the mollusk shell closed are the _____.
a)
opercula
b)
ganglia
c)
adductors
d)
chromatophores
3.
Gastropoda, Bivalva, Cephalapoda are all classes within the Phylum _______.
a)
Arthropoda
b)
Mollusca
c)
Porifera
d)
Cnidaria
4.
Bivalves don't have radula because they_____.
a)
have two shells
b)
use gills instead
c)
are filter feeders
d)
don't eat meat
5.
The oyster population of the Chesapeake Bay is ______ of the size it used to be.
a)
50-60%
b)
1-3%
c)
80-90%
d)
the same
6.
Which of the Mollusks have a complete closed circulatory system.
a)
Gastropoda
b)
Bivalva
c)
Cephalapoda
d)
Nematoda
7.
Which class of Mollusks include clams, oysters, and mussels?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
8.
Which part of the Mollusk body contains organs?
a)
Foot
b)
Visceral Mass
c)
Trochophore
d)
Mantle
9.
Which group of Mollusks does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
10.
What Mollusk group does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
11.
What Mollusk group does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
12.
What Mollusk group does this picture belong to?
a)
Bivalves
b)
Gastropods
c)
Cephalopods
d)
Cnidarians
13.
Mollusk's tongue-like strip covered with teeth that point backward is called the ____
a)
trochopore
b)
radula
c)
gills
d)
visceral mass
14.
Which of the types of Molluska translates to "stomach-foot?"
a)
Gastropoda
b)
Bivalva
c)
Cephalapoda
d)
Nematoda
15.
Radula is used to _________.
a)
scrape food from surfaces
b)
regulate water flow
c)
digest food
d)
gas exchange
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