WorksheetsU3: Invertebrate animals (types)
Total questions: 10
Worksheet time: 10mins
All arthropods have an external skeleton called...
internal skeleton
intraskeleton
exoskeleton
mouth
They are classified into gastropods, bivalves and cephalopods.
Molluscs
Echinoderms
Sponges
Annelids
They have two antennae with an eye on each.
Arthropods
Molluscs
Gastropods
Bivalves
They have hard spiky skin and they live on the sea ground.
Echinoderms
Cnidarians
Annelids
Sponges
They can live in water, land or inside other animals.
Echinoderms
Annelids
Cnidarians
Sponges
They have soft bodies and two shells for protection.
Cephalopods
Bivalves
Echinoderms
Cnidarians
They have jelly-like bodies and tentacles.
Cephalopods
Annelids
Sponges
Cnidarians
What is it?
Athropod
Mollusc
Echinoderm
Annelid
What is it?
Annelid
Sponge
Mollusc
Cnidarian
They can be smooth or hard and they cannot move.
Bivalves
Arthropods
Cnidarians
Sponges
