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Invertebrate-

Lesson one-Animals without backbones

QuestionAnswer
An animal without a backbone invertebrate
A simple invertebrate that has a hollow body with a single opening and lives in water sponge
An invertebrate with armlike parts and stinging cells on the ends of tentacles cnidarian
An invertebrate that has a soft body and a shell mollusk
A spiny-skinned invertebrate echinoderm
An internal supporting structure endoskeleton
An invertebrate with jointed legs, a body that is divided into sections and an exoskeleton arthropod
A hard covering that protects the bodies of some invertebrates exoskeleton
Broken up into 3 groups: flat, round and segmented worms
The largest group of invertebrates arthropods
The simplest kind of worm flatworm
has a thin body with pointed ends roundworm
a worm with a segmented body segmented worm
the simplest kind of invertebrate sponge
Created by: EtonAcademy
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