Photosynthesis

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Across
  1. 2. a pigment that turns the leaf green
  2. 4. absorbed by the plant in order for photosynthesis to occurs
  3. 5. allows oxygen to leave through it
Down
  1. 1. enters from the soil through the roots
  2. 2. enters leaves through stomata too
  3. 3. is the name of the process of no.3