Echinodermata

Question 1

TUBE FEET (PODIA

Answer 1

appendages that act like suction cups

Question 2

PEDICELLARIA

Answer 2

a small wrench- or claw-shaped structure commonly found on Echinoderms

Question 3

BIPINNARIA

Answer 3

the first stage in the larval development of most sea starss

Question 4

ABORAL

Answer 4

surfaces away from or opposite the mouth

Question 5

ORAL

Answer 5

Underside of the sea star’s body where the mouth is located

Question 6

MADREPORITE

Answer 6

Sieve-like plate on the aboral surface that acts as the opening to the water vascular system

Question 7

AMPULLAE

Answer 7

Bulbs on the tops of the tube feet that control the amount of water entering and leaving the tube feet

Question 8

REGENERATION

Answer 8

The ability to regrow lost body parts

Question 9

PENTARADIAL

Answer 9

Special kind of radial symmetry seen in sea stars with 5 arms

Question 10

OSSICLES

Answer 10

Calcium carbonate plates that make up the endoskeleton in sea stars

Question 11

WATER VASCULAR SYSTEM

Answer 11

is a hydraulic system used by echinoderms for locomotion, food
and waste transportation, and respiration.