Marine Phylum

Which phylum do jellyfish belong to?

• Arthropoda

• Echinodermata

• Cnidaria

• Mollusca

Name the phylum that includes animals like octopuses and squids.

• Mollusca

• Echinodermata

• Cnidaria

• Arthropoda

What is the phylum of animals like lobsters and crabs?

• Cnidaria

• Arthropoda

• Echinodermata

• Mollusca

Name the phylum that includes animals like sharks and rays.

• Arthropoda

• Chordata

• Annelida

• Mollusca

Which phylum do sponges belong to?

• Porifera

• Cnidaria

• Arthropoda

• Mollusca

Where is the "main" brain of the octopus

• In its head

• Between it eyes

• In its arms

• It doesn't have one

A Blue crab lays at least 40 million eggs. How many eggs actually survive and make it to adulthood?

• 40,000

• 10 Million

• 100,000

• 4

What do sponges eat?

• bacteria

• Plankton

• Other sponges

• They do not eat and just filter water

Who made the hermit crabs shells?

• Rocks

• Hermit Crabs

• Snails

Which marine has teeth but no bones?

• Jellyfish

• Crocodiles

• Sharks