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Across
  1. 2. an organism that is able to form nutritional organic substances from simple inorganic substances.
  2. 5. is Similar to a food web but does not contain as much information.
  3. 7. When the producer uses up 90% up of the energy.
  4. 8. an organism deriving its nutritional requirements from complex organic substances.
  5. 9. the number of steps it is from the start of the chain.
  6. 10. is Similar to a food chain but contains more info.
Down
  1. 1. The process of turning light into energy.
  2. 3. organic material that comes from plants and animals.
  3. 4. a graphical representation, showing the flow of energy at each trophic level in an ecosystem.
  4. 6. Organisms run on this to survive.