Photosynthesis

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Across
  1. 2. - Green pigment in chloroplasts that absorbs light energy for the process of photosynthesis.
  2. 6. - The process by which green plants make their own food, using light energy from the sun.
  3. 7. - Proteins whose function is to speed up chemical reactions in the body.
  4. 8. reaction - First stage in photosynthesis producing hydrogen and ATP required in the carbon fixation stage.
  5. 10. - A substance such as sugar, starch or glycogen, containing the elements carbon, hydrogen and oxygen.
Down
  1. 1. fixation - The second stage in photosynthesis in which ATP, hydrogen and carbon dioxide are involved in the production of sugar.
  2. 3. factor - A variable that, when in short supply, can limit the rate of a chemical reaction such as photosynthesis.
  3. 4. - An organelle containing chlorophyll which is the site of photosynthesis.
  4. 5. - Adenosine triphosphate; a substance that transfers chemical energy in cells.
  5. 9. solution - Brown-coloured solution that turns blue-black with starch.