Year 7 End of Unit Crossword Puzzle

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Across
  1. 7. Blood vessels that carry blood away from the heart. (8)
  2. 9. The tubes that carry air from the windpipe to the lungs. (7)
  3. 10. The sense organ used for smell. (4)
  4. 11. The organ that pumps blood around the body. (5)
  5. 12. CANAL The long tube through which food travels. (16)
  6. 13. The creamy liquid formed in the stomach. (5)
Down
  1. 1. signals that travel through nerves. (10)
  2. 2. The process by which the lungs exchange oxygen and carbon dioxide. (11)
  3. 3. The waste product filtered from the blood by the kidneys. (4)
  4. 4. The body's control centre. (5)
  5. 5. The organ that stores urine. (7)
  6. 6. The muscle that helps breathing. (9)
  7. 8. The sense organ used for hearing. (4)