- Guided Practice: Watch the movie Echinoderms Ultimate Animal 1. Why are echinoderms animals even though they have no brain? 2. Do echinoderms have heads or faces? 3. How many parts in the symmetry of sea star? 4. What happens when the arms of a sea star are joined together? 5. What happens when the urchin is turned on its side and has a good stretch? 6. Is an echinoderm'skeleton (like a sea star) similar or different than humans? 7. What is in the echinoderms bony platelets? 8. What holds the echinoderms in a certain shape together for hours? 9. What is the name of the living relay system that coordinates movement of arm? 10. What do sea urchins eat? 11. What do urchins use to help them find food? 12. Where does the urchin's food move to with help from its tube feet? 13. Why are sea cucumbers called vacuum cleaners of deep sea? 14. What animal makes up vast majority of animals on ocean floor? 15. Why do its tube feet shovel sand into the sea cucumber's mouth? 16. How many brittle stars are on the ocean floor? 17. How are brittle stars patient predators? 18. What type of system controls the tube feet? 19. What is the name of the plate where water is inflated? 20. What is the name of the round muscles that are in the five arms? 21. What part of the echinoderm body helps them detect food? 24. What is at the end of feet that helps sense light and darkness? 25. How do sea stars attack mussels on a wharf? 26. What part of the sea star's body moves into body of prey? 27. What do sea stars puts into mussel to digest it? 28. What is the name of the giant sea star with up to 20 arms?
- Select the correct answer(s) A bacterial colony arises from __ Answer a. 2 separate cells that join to form one colony b. a CFU c. a single cell d. 10 cells
- 15. Explain the function of a swim bladder. 16. Explain circulation in a bony fish. 17. Explain digestion in bony fish. 18. What is the function of the operculum? 19. What is ectothermy? 20. What is parthenogenesis? 21. Name the three structures that amphibians can use to respire throughout their lives.
- 8. Cartilage fish belong to what class? 9. Name and describe the type of scales present on sharks. 10. Give two ways that sharks remain buoyant. 11. What is the function of the spiral valve? 12. How do sharks breath? Do they have special structures to pump over their gills? 13. Name the Class bony fish belong to.Name the 2 sub classes this class is divided into. 14. Name and describe the type of scales found on a bony fish.
- Fish And Frog Review Biology 11 1. List the four main characteristics of all chordates. 2. What are vertebrae? 3. Name and describe the two main parts of a vertebrates skeleton. 4. List three characteristics of vertebrates. 5. Name the two groups of jawless fish. 6. Name the Class these fish belong to. 7. How do these fish obtain food?
