Science 7 - Crossword 4.1

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Across
  1. 6. type of reproduction that involves only one parent and the offspring is identical to the parent
  2. 7. invertebrate that makes up over one fourth of all animal phyla
  3. 10. process of eating in which the cells take food directly from the water and digest them
  4. 12. type of worm that has eyespots that sense light
  5. 16. mollusk with two shells
  6. 19. mollusk with a muscular foot and one or no shell
  7. 22. invertebrate with spiny skin
  8. 23. internal skeleton
  9. 24. type of symmetry around a center point
  10. 25. structure on gastropods used for finding food and detecting danger
Down
  1. 1. marine invertebrates with stinging bristles
  2. 2. hairlike structures that move water inside a sponge past collar cells
  3. 3. one of the most intelligent invertebrates that can open jars
  4. 4. quality of being made up of exactly similar parts facing each other or around an axis
  5. 5. ocean mollusk with a head, tentacles and beaklike jaws
  6. 8. bowl-shaped body plan of a cnidarian
  7. 9. regrowth of a body part
  8. 11. segmented worm that has a sucker on both ends
  9. 13. bivalve that can develop pearls in its mantle
  10. 14. growth organ that lines a mollusks inner shell
  11. 15. type of symmetry where a division results in two equal parts that are mirror images of each other
  12. 17. animals without backbones
  13. 18. invertebrate that doesn't have tissues or organs
  14. 20. bulblike structures the line echinoderm appendages
  15. 21. vase-shaped body plan of a cnidarian