Invertebrate Phylum Pop Quiz

Which is not an example of cnidarians?

• jellyfish
• anenome
• hydra
• urchin

Tags

NGSS.MS-LS4-2

Invertebrates that have stinging cells and take food into a central body cavity.

• echinoderm
• mollusk
• flatworm
• cnidarian

An aquatic invertebrate of the phylum Porifera that attaches to stones or plants and that has a porous structure and a tough, elastic skeleton.

• cnidarian
• sponge
• mollusk
• echinoderm

Any animal lacking a backbone or notochord.

• vertebrate
• invertebrate

Which of the following characteristics correctly describes sponges?

• They have no tissues, no organs, and no symmetry
• They have tissues
• They have organs
• They have symmetry

If an organism gets it's food by filtering particles from the water, it is referred to as a ________. 

• Syphon
• Filter feeder
• Omnivore
• Scavenger

A sponge spends most of it's adult life attached to one place. This is referred to as being ________. 

• Immobile
• Sessile
• Attached
• Dormant

Jellyfish and sea anemones belong to phylum _________. 

• Porifera
• Cnidaria
• Mollusca
• Arthropoda

What type of symmetry, if any, do cnidarians have?

• Bilateral
• Radial
• No symmetry (asymmetric)

What system of cnidarians is the nerve net related to?

• Nervous system
• Digestive system
• Circulatory system
• Excretory system