WorksheetsClam Dissection
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
# 7 Points to what feature?
a)
excurrent siphon
b)
Posterior adductor muscle
c)
gill
d)
mantle
2.
# 14 Points to what feature?
a)
excurrent siphon
b)
incurrent siphon
c)
intestines
d)
anterior adductor muscle
3.
# 16 Points to what feature?
a)
excurrent siphon
b)
incurrent siphon
c)
intestines
d)
mantle
4.
What muscle opens and closes the clam?
a)
Labial Palp
b)
Adductor
c)
Incurrent
d)
Excurrent
5.
Many bivalve species from the ocean floor or at the coast pump water through their bodies and are know as:
a)
Sea Drills
b)
Active Filter Feeders
c)
Surface Feeders
d)
Pelagic Feeders
6.
Clams pump water in by means of the
a)
excurrent siphon
b)
incurrent siphon
c)
gills
d)
mouth
7.
Wastes, including CO2 and digested foods are excreted here.
a)
excurrent siphon
b)
incurrent siphon
c)
mouth
d)
stomach
8.
How do clams breathe?
a)
Mouth
b)
Lungs
c)
Flapper Valves
d)
Gills
9.
The shell consists of two halves called
a)
Shells
b)
Valves
c)
Hinges
d)
Mantle
10.
What do the rings on the shell indicate?
a)
species
b)
age
c)
size
d)
genus
11.
What holds the two shells together?
a)
Umbo
b)
Hinge
c)
Anterior adductor
d)
Mantle
12.
What is the oldest part of the shell?
a)
Umbo
b)
Hinge
c)
Anterior adductor
d)
Mantle
13.
# 5 Points to what feature?
a)
Lateral Tooth
b)
Umbo
c)
Gill
d)
Mantle
14.
# 8 Points to what feature?
a)
excurrent siphon
b)
incurrent siphon
c)
gill
d)
mantle
15.
What is the function of the mantle?
a)
movement
b)
shell development
c)
feeding
d)
opening and closing the valves
100 %
