Lock #1- Ecology

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Across
  1. 2. ______ succession: the process of ecological change in an ecosystem where one community is replaced by another community over time
  2. 4. multiple individuals of the same species living together
  3. 6. All energy on Earth comes from here.
  4. 7. A relationship that exists between two or more organisms that are fighting for the same limited resource
  5. 9. One animal kills and eats another for food
  6. 10. Break down dead materials and return the nutrients (like carbon) to the soil
  7. 11. _________ capacity: the theoretical maximum population that a given environment could support
  8. 13. _______ cycles represent the movement of a particular form of matter through the living and nonliving parts of an ecosystem
  9. 15. the variety of life in the world
  10. 16. both organisms involved benefit
Down
  1. 1. Get energy from nonliving sources
  2. 3. One organism benefits while the other is unaffected
  3. 5. _____ factors: aspects of the environment that limit the size a population can reach
  4. 8. the study of relationships between two organisms or between an organism and its environment
  5. 12. Found in our atmosphere, organic (living material), and fossil fuels
  6. 14. Get energy from living or once-living organisms