Invertebrates

Question 1

Name 3 echinoderm characteristics

Answer 1

-hard outer layer
-tube feet so they can live and breathe
-radial symmetry

Question 2

How does the sea urchin feed

Answer 2

Catch food with spines which sends it to the mouth

Question 3

How does the starfish feed

Answer 3

Uses their tube feet to latch onto prey. Then open stomach outside of body

Question 4

How does sea cucumber feed

Answer 4

Uses sticky tenticles to catch prey

Question 5

How does sand dollar feed

Answer 5

Eat particles that are found in sand. Uses spines and cilia hairs to move to mouth

Question 6

3 cnidarian characteristics

Answer 6

-nerves and muscles, but NO brain or heart
-carnivores (meat eating)
-radial symmetry

Question 7

Describe jellyfish

Answer 7

-Clear or vibrant
-make own light
-regenerates(if cut then makes 2)

Question 8

Describe anemones

Answer 8

-eat fish except clownfish(shares home and food with the anemone)

Question 9

Invertebrate

Answer 9

Animal with NO backbone or spinal column