Ecology

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Across
  1. 2. Organisms that are the first to colonize an area
  2. 3. The maximum population size of a species that an environment can support
  3. 4. Organisms that break down dead organic matter into simpler substance
  4. 5. Another name for a logistical growth curve
  5. 6. Symbiotic relationship where both species benefit
  6. 9. Water evaporation from plants
  7. 11. An organism that lives in or on another organism
  8. 13. Another name for an exponential growth curve
  9. 14. The process that changes N2 into a usable form
  10. 15. This type of tree loses its leaves in the winter
  11. 16. A series of interconnected food chains
  12. 18. The specific role or function of an organism within its environment
Down
  1. 1. The gradual, sequential regrowth of an area following a disturbance
  2. 4. The study of human populations
  3. 7. An organism that uses the sun's energy to create its own food
  4. 8. Symbiotic relationship where one species benefits and the other isn't helped or harmed
  5. 10. Burning of these increases CO2 in the environment
  6. 11. An organism that captures, kills and eats another living organism
  7. 12. This biome is characterized by permafrost
  8. 17. The study of interactions between organisms and their environment