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Vertebrates and Invertebrates

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Questions	Answers
Animals without a backbone are called...	invertebrates
Vertebrates are animals that...	have a backbone
Which of these is true about arthropods?	They have exoskeletons.
An invertebrate that lives in the water, has tentacles and radial symmetry is probably ...	a cnidarian
The largest invertebrate group is...	arthropods
Many invertebrates have ________ instead of a brain.	a nerve net
_______ have soft bodies and no backbone. They can live in water or on land. Sometimes they have hard outer shells.	mollusks