3. Animal Evolution

4. Animal Classification

5. Invertebrate Phyla

6. Phylum mollusca

7. Definitions

8. Miscellaneous

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10. What term describes animals coming from a common ancestor?

11. Monophyletic

12. What branch has no true tissues?

13. Parazoa

14. What branch has 2 groups based on symmetry (Bilateral & Radial)?

15. Eumetazoa

16. What branch do flatworms and roundworms fall into?

17. Acoelomates

18. What is the difference between a protostome and a deuterostome?

19. D- first open is anus

20. What do you call a group of families?

21. An order

22. What is a group of classes?

23. phyla

24. What is the largest classification?

25. Kingdom

26. A group of genera makes a…

27. Family

28. List all 7 steps of the animal classification ladder IN ORDER.

29. Kingdom Phylum Class Order Family Genus Species

30. What phylum are sponges in?

31. Porifera

32. What phylum are flukes and tapeworms in?

33. platyhelmenthes

34. What phylum are pinworms and hookworms in?

35. nematoda

36. What phylum are snails in?

37. Mollusca

38. What class are earthworms in?

39. Oligochaeta

40. Name one animal in class cephalopoda.

41. Squid/octopus

42. What body part contains the most organs?

43. Visceral mass

44. What body part do clams use to move?

45. Muscular foot

46. How do squid move?

47. Shoot water out of the excurrent siphon

48. What are the 3 body parts of a mollusk?

49. Muscular foot, visceral mass, mantle

50. Where water exits a sponge?

51. Osculum

52. Pores that enter in a sponge?

53. Spongocoel

54. Type of symmetry that has a top and bottom only.

55. Radial

56. Type of symmetry that has a top, bottom, left, and right.

57. Bilateral

59. Organism that produces both sperm and egg.

60. Hermaphrodite

61. What is the name of the stinging cells in phylum cnidaria?

62. Nematocysts

63. What is the difference between a polyp and medusa form of cnidaria?

64. P-up M-down

65. What is the result of sperm and egg joining together?

66. Zygote

67. What is the hollow ball of cells that form from a zygote?

68. Blastula

69. What forms after a blastula?

70. Gastrula