Living Things

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Across
  1. 4. The process of taking in oxygen and releasing energy.
  2. 5. The process of removing waste from the body.
  3. 7. All living things __________, increasing in size or complexity.
  4. 9. Green pigment used by plants for photosynthesis.
  5. 10. The ability to detect and respond to stimuli.
Down
  1. 1. The process by which organisms produce offspring.
  2. 2. The ability to move parts or the whole body.
  3. 3. The process by which green plants make their own food.
  4. 6. All living things are made up of this basic unit.
  5. 8. The substance organisms need to survive; also used in photosynthesis.