WorksheetsMollusks and Echinoderms
Total questions: 22
Worksheet time: 11mins
Which mollusk group is “stomach footed”?
Gastropod
Bi-valve
Cephalopod
Which mollusk group is “hatchet-footed”?
Gastropod
Bi-valve
Ceophalopod
Which mollusk group is “head-footed”?
Gastropod
Bi-valve
Cephalopod
What type of mollusk is an oyster?
Gastropod
Bi-valve
Cephalopod
What type of mollusk is a snail?
Gastropod
Bi-valve
Cephalopod
What type of mollusk is a slug?
Gastropod
Bi-valve
Cephalopod
What type of mollusk is a clam?
Gastropod
Bi-valve
Cepphalopod
What type of mollusk is an octopus?
Gastropod
Bi-valve
Cephalopod
What type of mollusk is a scallop?
Gastropod
Bi-valve
Cephalopod
What type of mollusk is a squid?
Gastropod
Bi-valve
Cephalopod
What are the 3 basic body parts of a
mollusk?
head, tail, shell
head, foot, mantle
Head, foot, tentacles
Which mollusk group has all 3 body parts?
Gastropod
Bi-valve
Cephalopod
This group has tube feet.
Mollusk
echinoderm
This group has 2 shells hinged together
Gastropod
Bi-valve
Cephalopod
This group can live on land
Gastropod
Bi-valve
Cephalopod
This group has an endoskeleton
Mollusk
Echinoderms
This group of mollusks may have an internal
shell, external shell, or no shell.
Gastropod
Bi-valve
Cephalopod
This group moves with tentacles
Gastropod
Bi-valve
Cephalopod
This group has radial symmetry
Mollusks
Echinoderm
What substance makes up the mollusk shell?
Potassium
Calcium
Grass
Sand
What do octopuses use for protection?
Ink
Shell
Poison
Why don't octopuses have a shell?
They didn't like the shell
They developed new skills for protection
They needed to grow bigger
They would sink with a shell
