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WorksheetsWorms and Mollusks Review
Total questions: 38
Worksheet time: 30mins
Name
Class
Date
1.
Which phylum includes flatworms, planarians and liver flukes?
a)
Platyhelminthes
b)
Nematoda
c)
Annelida
2.
Which of the following do all worms have in common?
a)
They are all coelomates.
b)
They are all bilateral
c)
They all have a complete digestive tract.
d)
They are all parasitic.
3.
Which phylum contains segmented worms like earthworms and leeches?
a)
Platyhelminthes
b)
Nematoda
c)
Annelida
4.
Which of the following is a correct description of setae?
a)
bristle-like structures help earthworms move
b)
thickened segment of the earthworm’s body is used in reproduction
c)
dividing wall or membrane
d)
organ for excretion
5.
Which of the following is a thickened segment of the earthworm’s body is used in reproduction?
a)
Septa
b)
Setae
c)
Clitellium
d)
Ganglia
6.
Earthworm
a)
Phylum Platyhelminthes
b)
Phylum Nematoda
c)
Phylum Annelida
7.
Flat body
a)
Phylum Platyhelminthes
b)
Phylum Nematoda
c)
Phylum Annelida
8.
5 hearts
a)
Phylum Platyhelminthes
b)
Phylum Nematoda
c)
Phylum Annelida
9.
Leech
a)
Phylum Platyhelminthes
b)
Phylum Nematoda
c)
Phylum Annelida
10.
Is the picture a vertebrate or invertebrate?
a)
Vertebrate
b)
Invertebrate
11.
example is a tapeworm
a)
flat
b)
round
c)
segmented
d)
more than one
12.
example is a leech
a)
flat
b)
round
c)
segmented
d)
more than one
13.
Worms have what type of symmetry?
a)
Radial
b)
Bilateral
c)
Asymmetrical
14.
Which is more complex
a)
Cnidarian
b)
Sponge
c)
Worm
15.
Flatworms have how many body openings?
a)
One
b)
Two
16.
What is an invertebrate?
a)
An animal with a backbone
b)
a mammal
c)
An animal without a backbone
d)
birds
17.
In what type of environment do MOST mollusks live?
a)
Soil
b)
Freshwater
c)
Marine
d)
Terrestrial
18.
Which part of the Mollusk body is specialized for burrowing, feeding, and movement?
a)
trochophores
b)
visceral mass
c)
mantle
d)
foot
19.
What type of symmetry do MOST mollusks have?
a)
Bilateral
b)
Radial
c)
Circular
d)
Asymmetrical
20.
Which class of Mollusks include clams, oysters, and mussels?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
21.
Which class of Mollusks include squid, cuttlefish and octopus?
a)
Gastropods
b)
Bivalves
c)
Caphalopods
22.
Which class of Mollusks includes snails, slugs, or nudibranches?
a)
Cephalapods
b)
Bivalves
c)
Gastropods
23.
Which class of Mollusks include organisms that all have two shells?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
24.
Which part of the Mollusk body is the tissue covering the body and secretes the shell?
a)
Mantle
b)
Trochophore
c)
Foot
d)
Visceral Mass
25.
Which class of Mollusks include organisms that have camera-like eyes similar to humans?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
26.
Which class of Mollusks is the only class with some terrestrial species?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
27.
Which class of Mollusks all have tentacles?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
28.
Which class of Mollusks have the most advanced nervous system?
a)
Gastropods
b)
Bivalves
c)
Cephalopods
29.
Which of the following is the correct description of respiration in Mollusks?
a)
They use diffusion through their moist skin and gills in marine environments
b)
They use primitive lungs in marine environments and gills on land.
c)
They use nephridia to exchange oxygen and carbon dioxide
d)
They use gills in marine environments and primitive lungs on land.
30.
What type of body do all Mollusks have?
a)
Segmented
b)
Soft
c)
Rigid
d)
Clear
31.
What Mollusk group does this picture belong to?
a)
Bivalves
b)
Gastropods
c)
Cephalopods
d)
Cnidarians
32.
What Mollusk group does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
33.
What Mollusk group does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
34.
Which group of Mollusks does the picture belong to?
a)
Gastropod
b)
Bivalve
c)
Cephalopod
35.
What is the meaning of Cephalopods?
a)
Stomach-foot
b)
Head-footed
c)
Two-shelled
d)
Soft-bodied
36.
In what type of environment do MOST mollusks live?
a)
Soil
b)
Freshwater
c)
Marine
d)
Terrestrial
37.
Mollusk's tongue-like strip covered with teeth that point backward is called the ____
a)
trochopore
b)
radula
c)
gills
d)
visceral mass
38.
Organs that are in contact with blood supply and specialized for gas exchange
a)
trochopore
b)
radulas
c)
bivalves
d)
gills
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