Bill Nye Crossword

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Across
  1. 2. 71% of the earth is covered in this
  2. 3. Needs lots of different types of plants and animals
  3. 5. A muddy and swampy area
  4. 7. Something that has not been changed
  5. 8. Living and non living things in an ecosystem
  6. 9. Something that lives on a farm
  7. 11. Lizards Turtles, Snakes and crocodiles are in this group
  8. 12. Group of animals
Down
  1. 1. Different species that live across the world
  2. 4. An animal that doesn't exist anymore
  3. 6. A chemical that helps plants grow
  4. 10. A dry and sandy ecosystem