Lab 3 Review- porifera and cnidaria

Sponges belong to phylum ____.

• porifera

• cnidaria

• platyhelminthes

• chordata

Hydra and Obelia are in phylum ____.

• cnidaria

• porifera

• chordata

• fungi

Tags

NGSS.MS-LS4-2

Name the free-floating life form of cnidarians: ____.

• medusa

• polyp

• hydranth

• gonangium

Name the attached, sessile form of cnidarians: ____.

• polyp

• medusa

• jellyfish

• budding

____ are the stinging cells possessed by all cnidarians.

• cnidocytes

• spicules

• talons

• fangs

Hydra exhibits the ____ body form.

• polyp

• medusa

• hyphae

• jellyfish