Invertebrates: Crossword and Google Form

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Across
  1. 3. Which group of marine organisms includes sponges?
  2. 6. What term describes a basic functional unit of living organisms?
  3. 7. Which taxonomic classification represents a group of closely related species?
  4. 8. Which group of marine invertebrates includes sea stars and sea urchins?
  5. 9. What term describes a rigid, mineral-based structure found in some marine organisms?
  6. 11. What process allows some organisms to reproduce by creating a new individual from a part of the parent organism?
  7. 15. What term describes a collection of tissues working together?
  8. 16. What term describes organisms without a backbone?
  9. 17. What specialized cellular structures do cnidarians use for defense and capturing prey?
  10. 18. Which marine invertebrate group includes organisms like clams and oysters?
  11. 20. What term describes the movement of organisms from one place to another?
Down
  1. 1. Which group of arthropods includes centipedes and millipedes?
  2. 2. Which marine invertebrate group includes snails and slugs?
  3. 4. Which type of skeleton is external and provides protection for many invertebrates?
  4. 5. What term describes organisms composed of multiple cells?
  5. 10. What term describes a group of similar organisms that can interbreed?
  6. 12. Which group of invertebrates includes earthworms and leeches?
  7. 13. Which group of marine invertebrates includes octopuses and squids?
  8. 14. Which group of marine invertebrates includes corals and jellyfish?
  9. 19. What term describes the process of taking food into an organism's body?