Ecology review

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Across
  1. 4. two laws governing the transfer of energy in an ecosystem
  2. 6. an organism that forms its own nutritional substances
  3. 8. an organism that eats other organisms including herbivores, carnivores and omnivores
  4. 10. a major effect of overpopulation
  5. 11. a type of ecological relationship in which one organism benefits and the other neither benefits or is harmed
  6. 12. word meaning living things
  7. 13. sun, producer, primary consumer, secondary consumer, tertiary consumer, decomposer
  8. 14. a type of ecological relationship in which both organisms benefit
  9. 15. What type of growth is the human population currently experiencing?
Down
  1. 1. word meaning non living
  2. 2. removal of this species could lead to devastation of the ecosystem
  3. 3. the max number of organisms an ecosystem can hold without degradation
  4. 5. The first factor of human population growth
  5. 7. a type of ecological relationship in which one organism benefits and the other is harmed but not necessarily killed
  6. 9. the amount of energy transferred between trophic levels