Marine Biology Crossword Puzzle By:Garrett

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Across
  1. 1. a classification of plants and animals
  2. 5. a phylum of diverse animals which includes animals with and without backbones
  3. 7. A process of development
  4. 9. A special characteristic of a living thing which helps it to survive in its environment.
  5. 14. an animal that does have a backbone
  6. 16. The phylum of invertebrate animals
  7. 17. A barbed stinger
  8. 20. Animals that have no a back bone
  9. 23. escape or to get away
  10. 24. the part of the beach that is covered with water when the tide is in
  11. 28. the phylum of soft bodied animals
  12. 29. Microscopic organisms
  13. 30. living on the bottom
Down
  1. 2. a tube like organ
  2. 3. hard outer covering
  3. 4. a system of classifying living things
  4. 6. The removal of internal organs
  5. 8. a place were animals live
  6. 9. jointed limb
  7. 10. Animals such as clams
  8. 11. An accumulation of decayed organic material (plant or animal)
  9. 12. helps a animal hide
  10. 13. animals that are a danger to other animals
  11. 15. the phylum of invertebrate animals with spiny skins
  12. 18. the food for the other animals
  13. 19. when the water is hi or low
  14. 21. Marine slugs
  15. 22. an octopus arm
  16. 25. part of the leg
  17. 26. feet Sea Stars feet
  18. 27. categories of animals
  19. 28. the shedding of the exoskeleton