life process crossword

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Across
  1. 4. the basic process of life
  2. 7. process in which metabolic waste is eliminated from an organism
  3. 8. the process of providing food for health and strength
Down
  1. 1. movement of oxygen from the outside environment to the cells within tissues, and the transport of carbon dioxide in the opposite direction.
  2. 2. breakdown of large insoluble food molecules into small water-soluble food molecules
  3. 3. a living thing
  4. 5. tiny pores in plant which help in exchange ofgas
  5. 6. one of the two types of transport tissue in vascular plants, phloem being the other.