Download Echinoderms Packet Questions

Echinoderms Packet Questions
Name: ____________________________ Date: _______________ Period: ________
1. What does “Echinodermata” mean?
2. What kind of symmetry do adult echinoderms have?
3. What kind of environment do echinoderms live in?
4. What is the “water vascular system” and what does it do?
5. How are the ossicles arranged on brittle stars?
6. How do brittle stars “crawl”?
7. What is the genus and species of the Daisy Brittle Star?
8. What is at the end of each arm of a sea star?
9. What is the madreporite?
10. Name 2 things tube feet do for a sea star.
11. What is the genus of the blood star? The Asterild sea star?
12. Name 3 things that cover the skin of a sea star?
13. What are pedicillarea?
14. How does Asterias eat?
Echinoderms Packet Questions
Name: ____________________________ Date: _______________ Period: ________
15. What is the skeleton of a sea urchin called?
16. What is Aristotle’s Lantern?
17. What is the genus and species of the purple sea urchin?
18. What are the tube feet extending from the 5 petal pattern of sand dollars used for?
19. How can you tell the difference between a male and female sand dollar by looking at
it?
20. How do sand dollars eat?
21. What do sea biscuits eat?
22. Where is the madreporite located on sea biscuits?
23. Describe the skeleton of sea cucumbers.
24. Why is the “snot” cucumber different than most echinoderms?
25. How do sea cucumbers breath?