Lessons 31 and 32 Starfish

Where do starfish live?

• in rivers

• in lakes

• in all the oceans of the world

• only in the Pacific Ocean

What are starfish

• fish

• echinoderms

• crustaceans

• shellfish

What does an exoskeleton do?

• helps protect starfish from their predators

• help starfish move

• help starfish cling to rocks

• help starfish eat

What don't starfish have?

• nerves

• a mouth

• feet

• brains or blood

How many arms do most starfish have?

• 3

• 4

• 5

• 6

What are a stafish's arms called?

• feelers

• exoskeleton

• rays

• pointers

What do starfish eat?

• seaweed

• seeds

• sand

• sea animals

How may stomachs does a starfish have?

• 1

• 2

• 3

• 4

What eats starfish?

• all birds

• sharks, seagulls, sea otters and large fish

• turtles

• insects

What happens if a starfish loses an arm?

• it dies

• it limps

• it grows two more

• it grows another one