Invertebrates review

Cnidarians have what type of symmetry?

• Asymmetry

• Radial

• Bilateral

• No symmetry

Jellyfish have what type of body structure

• Medusa

• Polyp

• Hydra

• Branched

Hydra reproduce asexually by

• budding

• nematocysts

• gland cells

• gametes

What is the term for the jelly like layer of Cnidarians?

• mesohyl
• mesophyll
• mesoglea
• mesopotamia

What is an invertebrate?

• An animal with a backbone
• a mammal
• An animal without a backbone
• birds

I have a digestive cavity with one opening, and have tentacles.  I am a hydra.

• Echinoderm
• Cnidarian
• Arthropod
• Mollusk

This form of cnidaria is known as a _______.

• polyp
• medusa

This form of cnidaria is known as a __________.

• medusa
• polyp

Which part of the sponge body is a large opening at the top of the central cavity through which water leaves the sponge?

• Ostia
• Meenchyme
• Spongecoel
• Osculum

Jellyfish have ______ symmetry

• radial

• assymetrical

• bilateral

• quad