Topic 1 - Charactistics of Living Things and Classification

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Across
  1. 7. Oldest know bird that retained some reptilian features
  2. 8. Plants without vascular tissues
  3. 9. Characterisitc of Living Things [M]
  4. 10. Includes the bacteria and archaea domains
  5. 13. Can be autotrophic or heterotrophic
  6. 15. System of naminng living things
  7. 17. Animals with scales and lay leathery eggs on land
  8. 18. Plants that produce spores
  9. 20. Legs, antennae or pincers
  10. 23. Plants that produce seeds but not flowers
  11. 24. Living things respond to their surroundings
  12. 25. Vertebrates with external fertilisation
  13. 26. Arthropods with long segmented bodies and many pairs of legs
  14. 27. Characterisitcs of Living Things [E]
  15. 28. Arthropods with eight legs and no antennae
Down
  1. 1. Even bigger than a Kingdom
  2. 2. Key used to identify living things
  3. 3. Animals that lay eggs with a hard shell
  4. 4. Group of plants with two seed leaves, net-like veins in leaves
  5. 5. Make more of the species
  6. 6. Group of organisms with backbones
  7. 11. Characterisitc of Living Things [R]
  8. 12. Plants with parallel veins in leaves and flower parts in threes
  9. 14. Arthropods with three body parts, six legs, and usually two pairs of wings
  10. 16. Used to determine the relatedness of different species
  11. 19. Kingdom containing moulds, mushrooms, and yeasts
  12. 21. Characterisitc of Living Things [G]
  13. 22. Arthropods with two pairs of antennae