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ROUNDWORMS – THE PHYLUM NEMATODA

READING ASSIGNMENTS	PAGES
GENERAL INFORMATION	454-455 INTERNAL TRANSPORT AND CIRCULATION
SPECIFIC TO GROUP	639-641

QUESTIONS

1. Where do they live? What are examples of their habitat and food source?

2. How are these animals important to humans and the environment?

3. How are these animals unique?

4. How do they support their shape? Do they have a skeleton?

5. How do they get oxygen and get rid of Carbon Dioxide?

6. How do these animals reproduce? What is the life cycle like?

7. What is their nervous system like? Do they have specific sensory structures?

8. What type of circulatory system do these animals have?

9. What is their excretory system like? How do they eliminate the wastes we get rid of as urine?

10. How do these animals digest their food? Do they have a complete digestive system?

11. What are some examples of this group of animals?

12. Nematodes are horrible human parasites. What are some of the diseases they cause?

13. What are their agricultural importance?