Echinoderms

Intestine

Intestine

What is short /missing? Answer with a single words or term.

Swimmers

________ avoid sea urchins because of spines.

Urchins

________ can move their spines /tube feet for locomotion.

Echinoderms

________ have some traits close to chordates: Adult is radially symmetrical.

Shell

What is called a test? Answer with a single words or term.

Sea urchins sea cucumbers

What are the exception due to them feeding off plants? Answer with a single words or term.

Few species

________ have toxic spines for protection.

Sea cucumbers

________ bring in water through anus to the respiratory branches.

Gametes

________ do not survive long in the water.

Sea stars

________ do not require the disk.

Larvae

What is bilaterally symmetrical? Answer with a single words or term.

Adult

Echinoderms have some traits close to chordates: What is radially symmetrical? Answer with a single words or term.

Tube feet

________ covering their undersides.

Sand dollar sea urchins share a disk

________- shaped body.

Body cavity

What is filled with a coelomic fluid? Answer with a single words or term.

Sea cucumbers

What are part of this class? Answer with a single words or term.

Echinoderms

________ have separate sexes with 5, 10, or more gonads that shed sperm /eggs.