Photosynthesis Crossword

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Across
  1. 1. a flattened structure of a higher plant
  2. 4. A green pigment in all plants
  3. 7. A sugar which is an energy source
  4. 8. Source to provide light and heat
  5. 10. A living organism that breathes CO2
  6. 12. CO2
  7. 13. Plant part which attaches it to the ground
  8. 14. stalk of a plant
  9. 15. An animal, plant
Down
  1. 2. catalyst in living organisms
  2. 3. an organelle within the cells of plants
  3. 5. From the Sun
  4. 6. The process where plants produce nutrients
  5. 9. The basic of life
  6. 11. Vital for human Life