Question

prelab 3: porifera & cnidarialistenmatch the following terms to the correct description2tentacle and mouth facing downward1tentacles and mouth facing upward1. polypoid2. medusoidquestion 14 (1 point) savedlistenthe phylum cnidaria means ______ animal.stillfloatingstingingwaterquestion 15 (1 point)listenhydras, jellyfish, corals, and sea anemones belong to the phylum

Explanation:

1. For the matching: Polypoid forms (like sea anemones, hydras) have tentacles and mouth facing upward, attached to a substrate. Medusoid forms (like jellyfish) are free-floating with tentacles and mouth facing downward.
2. For Question 14: The term "Cnidaria" comes from cnidocytes, the stinging cells that define the phylum, so it means "stinging animal".
3. For Question 15: Hydras, jellyfish, corals, and sea anemones are all characteristic members of Phylum Cnidaria.

Answer:

Matching:

1. Polypoid - tentacles and mouth facing upward
2. Medusoid - tentacle and mouth facing downward

Question 14: C. stinging
Question 15: Cnidaria