Marine Invertebrates

This animal has what type of symmetry?

• Bilateral

• Radial

• No Symmetry

• Asymmetric

This animal has what symmetry?

• Bilateral

• Asymmetric

• No symmetry

• Radial

What does it mean when an organism is hermaphroditic?

• They produce female gametes

• They produce both male and female gametes

• They produce no gametes

• They produce male gametes

What phylum does an octopus belong to?

• cnidaria

• molluscs

• porifer

• sponges

Tags

NGSS.MS-LS4-2

What phylum does this sea anemone belong to

• Sponges

• Molluscs

• Cnidaria

• Arthropoda

Which phylum does this crab belong to

• cnidaria

• molluscs

• arthropoda

• sponges

Sponges "eat" by moving water through the small pores and out the larger pore at the top while the "food" is transported by collar cells. This is an example of what feeding strategy?

• carnivore

• filter-feeding

• suspension feeding

• omnivore

This sandcastle worm uses its feeding tentacles to catch food particles suspended in the water. What is the name of this feeding strategy?

• detrivore

• filter-feeding

• suspension feeding

• omnivore

A certain seastar feeds by pushing its stomach out and using stomach acids to dissolve the clam. Since it is feeding on another organism, what feeding strategy would this be?

• omnivore

• carnivore

• detrivore

• filter feeding

This worms body is very flat. What phylum does it belong to?

• Porifera

• Cnidaria

• Mollusca

• Platyhelminthes