photosynthesis

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Across
  1. 3. - produce energy through photosynthesis and oxygen-release processes
  2. 5. - the process of breathing in oxygen and breathing out carbon dioxide.
  3. 6. the natural compound present in green plants that gives them their color.
Down
  1. 1. - he process by which green plants and certain other organisms transform light energy into chemical energy.
  2. 2. cells - are plant cells located on the leaves, right below the epidermis and cuticle that is the outermost layer of the leaf. I
  3. 3. dioxide - an important heat-trapping gas, also known as a greenhouse gas
  4. 4. hair cell - allows the plant to absorb more water.