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WorksheetsPhylum Mollusca
Total questions: 21
Worksheet time: 12mins
What TYPE of mollusk is this?
Bivalve
Gastropod
Cephalopod
What TYPE of mollusk is this?
Bivalve
Gastropod
Cephalopod
What TYPE of mollusk is this?
Bivalve
Gastropod
Cephalopod
What TYPE of mollusk is this?
Bivalve
Gastropod
Cephalopod
What TYPE of mollusk is this?
Bivalve
Gastropod
Cephalopod
Which TYPE of mollusk is most intelligent?
Bivalve
Gastropod
Cephalopod
Which TYPE of mollusk has two shells?
Bivalve
Gastropod
Cephalopod
Which TYPE of mollusk has ONE or NO shell?
Bivalve
Gastropod
Cephalopod
TRUE or FALSE
Cilia are tiny, hairlike structures found on the gills.
The back and forth movement causes flow of water over the blood vessel rich gills.
TRUE
FALSE
An open circulatory system means that blood is (a) in a blood vessel. The heart pumps blood into vessels that open into body spaces. First, the blood (b) before returning to other blood vessels and eventually to the heart.
What are some key characteristics of mollusks?
radial symmetry
soft, unsegmented bodies that may/may not have a shell
bilateral symmetry
two-way digestive system
one-way digestive system
Match the body structure to its function
foot
thin layer of tissue covers organs
gills
protective structure
shell
for crawling, digging, capturing prey
mantle
removes oxygen from water
What is the meaning of Gastropod?
Soft-bodied
Stomach-footed
Head-footed
Two-shelled
