Porifera and Cnidaria Test

Which of the following diagrams shows the correct movement of water?

1. 2. 3.1. Picture Choice 12. Picture Choice 23. Picture Choice 3

Which of the following describes a Cnidarian in the predatory/hunting body plan?

1. Sessile : Medusa2. Sessile : Polyp3. Mobile : Medusa4. Mobile : Polyp

What phylum does the following belong to?

1. Porifera2. Cnidaria3. Mollusc

Name the structure

1. Choanocyte2. Amoebocyte3. Osculum

Name the structure

1. Choanocyte2. Amoebocyte3. Osculum

The structure below is in which form?

1. Polyp2. Medusa3. Polusa4. I don’t know but it

would make a good hat

An opening in the top of a Poriferan that allows waste to exit.

1. Choanocyte2. Porocyte3. Osculum4. Cnidocyte5. Nematocyst6. Amoebocyte7. Spongocoel8. Gastrovascular Cavity

The large opening inside of a cnidarian where you would find food.

1. Choanocyte2. Porocyte3. Osculum4. Cnidocyte5. Nematocyst6. Amoebocyte7. Spongocoel8. Gastrovascular Cavity

This diagram best represents:1. Filter feeding in a sponge2. Nematocysts being discharged in a jellyfish3. Pore cells allowing water to enter the osculum4. The gastrovascular cavity of the hydra

Name the structure

1. Spicule2. Spongin3. Nematocyst