The large opening at the top of the sponge is called the

Which of the following is NOT what a sponge skeleton can be made of?

Sponges feed by filtering _____________ out of the water column as it passes through the spongocoel.

What is the central internal cavity in a sponge body?

What are stinging organelles with a coiled thread found in the tentacles which are used to capture prey or defend against predators?

What kingdom do jellyfish and sponges belong to?

What are the two modes of asexual reproduction observed in a sponge?

What type of sponge would have the most complex makeup?

The first organisms to evolve tissues that helped with the movement of the organism?

This picture of a sea anemone would represent which form of a Cnidarian?

True or False? Both Porifera and Cnidaria can reproduce via asexual and/or sexual reproduction.

Which phylum first developed a mouth with a central digestive area due to the two cell layers, endoderm and ectoderm.

Cnidarians were the first animals to develop _____________ cells so they could react to their environment.

Which of the following BEST describes a Porifera's role in the ocean?

The picture represents what body type for a sponge?

All animals in phylum Cnidaria demonstrate _____________.

Animals in the phylum Cnidaria do not have brains. Instead, they have ________ _______ that conduct signals throughout their bodies.

Name this body type.

Which of the following is NOT a cnidarian?