Classifying Living Organisms

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Across
  1. 5. Term used to describe an animal with a backbone.
  2. 9. Animal phylum, commonly known as flatworms.
  3. 12. Example of an organism found in Kingdom Monera.
  4. 13. Name given to an external skeleton.
  5. 14. Animal phylum containing insects, scorpions, spiders and crustaceans.
  6. 15. Class of Chordata known as 'bony fish'.
  7. 19. Animal phylum containing snails, slugs, oysters and mussels.
  8. 21. Organisms in this kingdom all contain chlorophyll and are able to photosynthesize.
  9. 22. Name given to an internal skeleton.
  10. 28. Class of Chordata known as 'jawless fish'.
  11. 30. Subclass of Mammalia that lay eggs.
  12. 31. Animal phylum made up of jellyfish, sea anemones and coral polyps.
  13. 32. Term meaning an animal can generate it's own body heat.
  14. 33. Class of Chordata that can breathe through their skin and have a tadpole larval stage.
Down
  1. 1. Class of Chordata that lay eggs, are ectothermic and have dry, scaly skin.
  2. 2. Term used to describe an animal without a backbone.
  3. 3. Example of an organism found in Kingdom Protista.
  4. 4. Term meaning an animal's body temperature varies with the temperature of their environment.
  5. 6. Animal phylum, commonly known as round worms.
  6. 7. Animal phylum, commonly known as segmented worms.
  7. 8. Class of Chordata that has a skeleton made of cartilage.
  8. 10. Example of an organism found in Kingdom Fungi.
  9. 11. Class of Chordata that give birth to live young, produce milk for their young, and are covered in hair.
  10. 16. Subclass of Mammalia that give birth to underdeveloped young, that then develop inside a pouch.
  11. 17. Organisms in this kingdom are single-celled, and lack a clearly defined nucleus.
  12. 18. Class of Chordata that lay eggs, are endothermic and covered in feathers.
  13. 20. Animal phylum, commonly known as sponges.
  14. 23. Animal phylum, commonly known as starfish.
  15. 24. Organisms in this kingdom have cells that have a cell wall, but cannot photosynthesize.
  16. 25. Organisms in this kingdom have cells with no cell wall, and feed on other living things.
  17. 26. Animal phylum in which animals have bilateral symmetry, and also have a nerve cord.
  18. 27. Subclass of Mammalia that nourish their developing young inside the mother's body by a placenta.
  19. 29. Organisms in this kingdom are single-celled and may be plant or animal like.