Porifera and Cnidarian

Label the Hydra

e

f

g

h

d

c

b

a

Endoderm

Cnidocyte

Tentacle

Gastrovascular cavity

Bud

Basal Disk

Mouth

Ectoderm

Type of symmetry

Put is the order from biggest to smallest

• Class

• Order

• Phylum

• Family

• Kingdom

Organisms, like sponges, lacking body tissues and body symmetry belong to which of the following phyla?

• Cnidaria
• Mollusca
• Nematoda
• Porifera

This phylum has a medusa and polyp stage, stinging tentacles, and radial symmetry. What phyla is it?

• Arthropods

• Annelids

• Cnidarian

• Echinoderms

• Mollusks

Animals that have a backbone belong in which phylum?

• cnidarians

• mollusks

• arthropods

• chordates

Which animal phylum has no specialized tissues (most simple animal)?

• Porifera

• Chordata

• Annelida

• Mollusca

Which of the following do NOT go through cephalization (no head)? Select all that apply.

• chordate

• Annelid

• Arthropoda

• Porifera

Which animal phylum contains: Jellyfish, corals, & anemones?

• Cnidaria

• Porifera

• Chordata

• Echinodermata

Which of the following are examples of echinoderms?

• Jellyfish, Hydrozoa, Squid

• Slugs, Snails, Mussels

• Sea stars, sea urchins, sea cucumbers

• spiders, crabs, crayfish