Cnidarians

Cnidarians have cell layers organized into

• shelter

• hydra

• colonies

• tissue

Tags

NGSS.MS-LS1-1

While most cnidarians are marine, the ______ lives in freshwater.

• shelter

• hydra

• polyp

• medusa

Jellyfish have ______ symmetry

• radial

• assymetrical

• bilateral

• quad

Cnidaria means ____ cells.

• shelter

• stinging

• polyp

• medussa

Corals secrete a calcium carbonate ____ around their bodies.

• shelter

• house

• car

• polyp

The tentacles contain _____ that are used to capture prey.

• cnidocytes

• radial

• nematocysts

• medusa

Cnidarians with the _____ body form, have tentacles that point up.

• hydra

• medusa

• radial

• polyp

The cnidocytes have poison arrows connected to threads called

• stinging

• colonies

• tissue

• nematocysts

Which examples are cnidarians

• jellyfish

• sponges

• earthworms

• starfish

Name four examples of cnidarians

(a)