Photosynthesis

123456789
Across
  1. 2. The gas plants take in to do photosynthesis.
  2. 5. A product of photosynthesis that humans need to breathe.
  3. 6. The gas that plants release during photosynthesis.
  4. 8. The main source of energy for photosynthesis.
  5. 9. Green pigment that captures light energy.
Down
  1. 1. The process that provides energy for almost all ecosystems.
  2. 3. Organelle in plant cells where photosynthesis happens.
  3. 4. Tiny openings on leaves that let gases in and out.
  4. 7. The sugar made by photosynthesis.