Porifera & Cnidaria

What animals are NOT included in Phylum Cnidaria?

• jellyfish

• anemones

• squids

• corals

Sponges have these specialized cells with flagella for pumping water.

• tentacles

• choanocytes

• spicules

• amoebacytes

Tags

NGSS.MS-LS1-2

Match the following

• Anemone

• 
• Nematocyst

• 
• Coral polyps

• 
• Sponge

• 
• Moon jelly

• 

Tags

NGSS.MS-LS1-1

Hard structures unique to each sponge species, some are made of calcium carbonate, others are made of silicon dioxide:

• choanocytes

• spicules

• spiracles

• nematocysts

The opening at the top of a sponge where water comes out.

• osculum

• osteocyte

• spicule

• cnidocyte

These are known to live in both freshwater and saltwater:

• Phylum Porifera

• Phylum Cnidaria

The animals in this group are ALL sessile:

• Phylum Porifera

• Phylum Cnidaria

Animals that remain in one place and are stationary or anchored to the rocks/seafloor:

• plankton

• motile

• sessile

• larvae

Larvae of many species of animals begin as this ___________ .

• phytoplankton

• zooplankton

• spicules

• choanocytes

Organisms in Phylum Porifera and Phylum Cnidaria both feed on various plankton species.

• True

• False

Tags

NGSS.MS-LS2-3