Energy Transfer in Ecosystems

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Across
  1. 5. the source of energy for use and storage at the cellular level
  2. 7. an animal or person that eats food of both plant and animal origin.
  3. 10. an organelle found in large numbers in most cells
  4. 11. a process in living organisms involving the production of energy
  5. 13. a hierarchical series of organisms each dependent on the next as a source of food
Down
  1. 1. a plastid that contains chlorophyll and in which photosynthesis takes place
  2. 2. an organism deriving its nutritional requirements from complex organic substances
  3. 3. responsible for the absorption of light to provide energy for photosynthesis
  4. 4. an animal that feeds on plants
  5. 6. the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water
  6. 8. an organism that is able to form nutritional organic substances from simple inorganic substances such as carbon dioxide
  7. 9. a system of interlocking and interdependent food chains
  8. 12. an animal that feeds on flesh