Sponges & Cnidarians

Which version of a sponge can swim?

What are the harpoon-like organelles called inside a cnidocyte?

What is the name for an animal that can produce BOTH eggs and sperm?

How many layers of cells is the body of a cnidarian?

Which phylum is this?

Which phylum is this?

Which phylum is this?

Why do cnidarians sting?

Which phylum is this?

How does waste leave a cnidarian?

What is the soft material called that makes up most of the body of a sponge?

Thick mesoglea

How does a polyp reproduce?

Which cells in a sponge create a current?

True or false: Sponges can do sexual AND asexual reproduction.

If the bud stays with its parent sponge, it forms a ______________.

What type of symmetry do sponges have?

What are the only cells in a sponge that can move?

Which of the following does NOT exit the osculum?

Sessile?

Which phylum is this?

True or false: There are some species of freshwater sponges.

"Egg and sperm meet in the open ocean" describes which type of reproduction?

What is internal fertilization then?

True or false: Humans that are "hermaphrodites" can produce both eggs and sperm.

What is the proper order of jellyfish reproduction?

What is it called when oxygen passes into a cnidarian and CO2 passes out?

Which phylum is this?

What is an example of diffusion?

Which type of reproduction is more common in sponges?

Which phylum is this?

Which of the following does NOT enter the pore cells?

Which phylum is this?

Which cells in a sponge can sense pain/chemicals?

Which animal feeds in a similar way to a sponge?

Sexual reproduction?

Which phylum is this?

What kingdom do sponges belong to?

Which cells create a current to suck water in the pore cells and shoot it out the osculum?

If a cnidarian has low oxygen and the water has high oxygen, what will happen?

True or false: there are some freshwater cnidarians.

True or false: Waste leaves a sponge through the osculum.

Which word means "unable to move."

Sea anemone?

Which cells make the eggs/sperm in a sponge?

What is it called when a substance moves from HIGH to LOW concentration?

Which of the following is NOT a cnidarian?

What is it called when a sponge bud breaks away from its parent to form a new sponge?

Mouth at the bottom?

Which organ does a sponge have?

What are the stinging cells called that all cnidarians have?

What phylum do sponges belong to?

If you touch one part of the jellyfish, what happens?