Photosynthesis/Cellular Respiration

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Across
  1. 3. Plant energy
  2. 4. Needed for human survival, waste product
  3. 7. Where plants make food
  4. 8. How plants break food down
Down
  1. 1. Gas needed for plants
  2. 2. How plants make food
  3. 5. Plant food
  4. 6. Keeps plants alive