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WorksheetsWorms & Mollusk Review
Total questions: 20
Worksheet time: 20mins
The classes Oligochaeta, Polychaeta, and Hirudinea belong to which phylum?
Annelida
Mollusca
Platyhelminthes
Nematoda
Soft-bodied animals that have an internal or external shell.
Platyhelminthes
Nematodes
Annelids
Mollusks
You are injured in the laboratory (cut, burn, etc.) OR an accident has occurred. First you should...
take care of it when you get home
tell the science teacher at once
see a doctor after school
visit the school nurse after class
Which phyla of worms have an incomplete gut?
Platyhelminthes
Nematoda
Annelida
Gastropoda
What are these used for?
Used to at point and manipulate at small structures
Used for blunt dissection
Used to hold down tissues
Used for small controlled cuts
What is the common name of Phylum Nematoda?
Earthworm
Roundworm
Flatworm
These Heartworms, Pinworms, Hookworms are all which type of worms?
Nematoda
Flatworms
Annelids
Mollusk
Which name best describes an organism that lives in or on another and feeds from that organism's tissues or fluids?
decomposer
host
parasite
scavenger
A structure of tiny teeth used for scraping food particle off a surface and drawing them into the mouth.
mantle
cuttlebone
radula
visceral mass
What do the squid use to move quickly?
Arms
Eyes
Siphon
Tentacles
Which class of Mollusks does this organism fit into?
Gastropods
Bivalves
Cephalopods
This type of flatworm (pictured) is free-living in freshwater and marine environments.
sheep liver fluke
planarian
hookworm
tapeworm
