Echinoderms

What type of symmetry do Echinoderms exhibit?

• Lateral

• Bilateral

• Radial

• Biradial

All sea stars have 5 arms.

• True

• False

What body part do sea stars use for movement?

• siphon

• tube hands

• tube feet

• mantle

What does the sea star use to grip their prey when they open up?

• Arms

• Tube feet

• Siphon

• Mantle

Which echinoderms can swim?

• feather stars

• brittle stars

• sea stars

• sand dollars

What are the major predators of sand dollars?

• Oysters

• Shrimp

• Sea Stars

• Crabs

Tags

NGSS.MS-LS2-4

What is the process called where sea stars can regrow a missing arm?

• water vascular system

• tube feet

• duplication

• regeneration

Which of the following foods do sea stars NOT eat?

• clams

• algae

• oysters

• mussels

Sea urchins are considered-

• herbivores

• carnivores

• omnivores

• autotrophs

Sand dollars feed on plankton.

• True

• False

Tags

NGSS.MS-LS2-3