7A Crossword

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Across
  1. 2. A large part of a plant or animal that does a very important job. It is made from different tissues.
  2. 6. Process that plants use to make their own food.It needs light to work.
  3. 11. Organ that controls what our body does.
  4. 12. Plant organ used to take water out of the soil.
  5. 13. Nerve Cell.
  6. 14. A scientific idea about why something happens, which can be tested with experiments.
  7. 17. Thin piece of glass used to hold a specimen in place on a slide.
  8. 18. Plant organ that used to make food by photosynthesis.
Down
  1. 1. Organ used to make and destroy substances in our bodies.
  2. 3. Another word for food.
  3. 4. Organ that helps you to breathe.
  4. 5. Green discs that contain chlorophyll. Found in plant cells.
  5. 7. Organ used for protection and feeling.
  6. 8. Getting rid of waste materials from the body.
  7. 9. Job.
  8. 10. More scientific name for 'windpipe'
  9. 15. Organ that pumps blood.
  10. 16. When a small piece of tissue is taken from the body to check for certain diseases or problems.