The Life Functions

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Across
  1. 2. Breakdown of complex food materials into a simpler form that an organism can use
  2. 6. Taking in of food from the environment
  3. 7. A change in the environment that causes a response
  4. 9. The control and coordination of activities
  5. 10. The removal of undigested food
  6. 11. Condition in which the internal environment is kept constant
  7. 15. Process by which organisms produce new organisms of their own kind
Down
  1. 1. The reaction to a change in the environment
  2. 3. Process by which substances enter and leave and organism and become distributed within it
  3. 4. All the chemical reactions occurring within an organism
  4. 5. The removal of wastes from the body of an organism
  5. 8. Substances that an organism needs for energy and growth
  6. 9. Process of releasing chemical energy
  7. 12. Process of combining simple substances to form more complex substances
  8. 13. A living thing
  9. 14. Process by which living organisms increase in size