Photosynthesis

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Across
  1. 2. Conditions when plant uses up starch
  2. 6. Gas needed for photosynthesis
  3. 7. An energy store made from glucose molecules
  4. 11. made from amino acids (for growth)
  5. 12. A control variable in photosynthesis required practical
  6. 13. Used to strengthen cell walls
  7. 15. An adaptation of a leaf which allows fast diffusion
  8. 17. A chemical which is used to test for starch
Down
  1. 1. An underground store of starch
  2. 3. What plants do at night (to make energy)
  3. 4. Needed for photosynthesis to happen
  4. 5. A gas product of photosynthesis
  5. 6. Where in a plant cell photosynthesis takes place
  6. 8. Made during photosynthesis
  7. 9. The part of the plant where photosynthesis takes place
  8. 10. An energy store made using the energy from glucose
  9. 14. factor Something which stops photosynthesis getting faster
  10. 16. A feature of leaves which help to supply water