Cellular respiration

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Across
  1. 3. The vessel in a plant that carries nutrients.
  2. 5. parts of a cell
  3. 8. The system responsible for transporting nutrients, oxygen and carbon dioxide.
  4. 9. needed in the process of photosynthesis.
Down
  1. 1. a liquid excreted in the process of photosynthesis, and needed for human life
  2. 2. substance needed for humans to live and is considered waste from plants.
  3. 4. the process which is responsible for the respiration of a plant
  4. 6. The organ that pumps blood around the body
  5. 7. substance which causes plants to be green, also allows photosynthesis occurs.