'Worm phyla' diaporamas de présentation

4/27

4/27. 1. What does annelid mean? 2. Why are they the most advanced worm phyla? 3. What are examples of annelids? 4. What systems do they have? Give the parts of each. 5. What are setae? 6. What are three examples of parasites and what phyla are they in?. 4/29

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15.4 Worms

15.4 Worms. Part 1. Objectives. Explain how worms differ from cnidarians. Identify and describe the three major worm phyla. Have you ever wondered why worms leave their homes in the soil? The rain floods their underground burrows. They escape drowning by crawling to the surface.

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