B4 revision

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Across
  1. 2. Waxy
  2. 4. Gives plant cells support
  3. 5. Green finger farming
  4. 7. Natural fertiliser
  5. 8. Kills weeds
  6. 10. Opposite of turgid
  7. 12. Water loss from plant leaves
  8. 13. Variety of species living in a habitat
  9. 14. Eats decaying shoots and leaves
  10. 15. Minerals used to build amino acids
  11. 16. Green chemical in chloroplasts
  12. 19. We all do this, produces energy
  13. 20. Plants without required nutrients
  14. 21. Gas required by microorganisms
  15. 22. Farming to get maximum yeild
Down
  1. 1. __________ bundle
  2. 3. Build up of pesticides in food chain
  3. 6. Kills rats
  4. 9. Lots of chickens in a small space
  5. 11. Not diffusion, needs energy
  6. 16. Biological controll gone wrong down under
  7. 17. Movement of water from high to low concentration across a semi permeable membrane
  8. 18. Stomata are made of these