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WorksheetsWorms, Mollusks, Cephalopods, and Crustaceans Review
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Flatworms can reproduce
a)
sexually only
b)
asexually only
c)
both sexually and asexually
d)
neither sexually or asexually
2.
What type of symmetry does a flatworms body have?
a)
bilateral
b)
radial
c)
asymmetrical
d)
both asymmetrical and radial
3.
What is the spear like appendage on the head of some worms that are used for killing prey?
a)
Coelom
b)
Parapodia
c)
Ganglia
d)
Proboscis
4.
What's the common name of the deep sea, gutless worm that live near hot water sea vents?
a)
Tusk shells
b)
Giant tube worms
c)
Sand worms
d)
Krill
5.
Which part of the Mollusk body is specialized for burrowing, feeding, and movement?
a)
trochophores
b)
visceral mass
c)
mantle
d)
foot
6.
Which class of Mollusks have the most advanced nervous system?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
d)
arthropods
7.
Which class of Mollusks have many species that are sessile?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
d)
arthropods
8.
What Mollusk group does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
9.
What Mollusk group does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
10.
Cephalopods move by
a)
using jet propulsion
b)
waving their tentacles back and forth.
c)
crawling along on a single muscular foot.
d)
clapping their shells together.
11.
The cells in skin of cephalopods that allow them to change colors are called
a)
pigmentocytes
b)
chromatophores
c)
dermatophores
d)
branchiocytes
12.
How many chambers in a cephalopod heart?
a)
1
b)
2
c)
3
d)
4
13.
What type of symmetry do crustaceans have?
a)
Bilateral
b)
Radial
c)
None
14.
What does a crustacean do to grow larger?
a)
Attach itself to substrates
b)
Reproduce
c)
Molt
d)
Use jointed appendages
15.
Most common crustacean:
a)
Shrimp
b)
Crabs
c)
Copepods
d)
Barnacles
16.
All crustaceans:
a)
Have an exoskeleton
b)
Have 10 appendages
c)
Reproduce internally
d)
Have an internal skeleton
17.
What does the term echinoderm mean?
a)
tube feet
b)
star shaped
c)
spiny skin
d)
stomach foot
18.
By what process will starfish regrow an arm torn off by a predator?
a)
Reconstructive meiosis
b)
Regeneration
c)
Tissue regenesis
d)
Mitotic restoration
19.
What type of skeleton do echinoderms have?
a)
Exoskeleton
b)
Hydrostatic skeleton
c)
Endoskeleton
d)
Mesenteric skeleton
20.
What echinoderm is this?
a)
sea lily
b)
sea urchin
c)
sea cucumber
d)
sand dollar
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