Cnidarians

Cnidarians have what type of symmetry?

• Asymmetry

• Radial

• Bilateral

• No symmetry

What are the two body forms of a cnidarian?

• polyp and medusa

• medusa and sessile

• polyp and sessile

• medusa and radial

This form of cnidaria is known as a __________.

• medusa
• polyp

What is the "hollow gut" of a cnidarian?

• polyp

• gastrovascular cavity

• mesoglea

• cnidocyte

How do cnidarians reproduce?

• only sexually

• only asexually

• both sexually and asexually

• genetically reproduced in labs

Tags

NGSS.MS-LS3-2

True or False: All cnidarians are sessile.

• True

• False

What body type does this cnidarian posses?

• Polyp

• Medusa

Cnidarians are mostly found in

• marine/salt water
• fresh water
• both

What is the free-swimming form of Cnidarians?

• polyp

• medusa

• planula

What are the stinging cells inside the cnidocyte that inject paralyzing toxins into their prey?

• pinacocytes

• lysomatocyts

• choanocytes

• nematocysts