photosynthesis

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Across
  1. 1. where the plant takes up water and ions
  2. 5. the control centre of a cell
  3. 8. keeps plant cells rigid
  4. 10. the gas used in photosynthesis
  5. 11. a chemical process that makes food
  6. 12. green liquid found in chloroplasts
Down
  1. 2. a gas made by photosynthesis
  2. 3. an insoluble form of food stored by plants
  3. 4. molecules that join to make starch
  4. 6. where photosynthesis takes place
  5. 7. only found in plant cells and contain sap
  6. 9. the form of energy needed by plants to make food