Ecology Vocabulary

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Across
  1. 3. a change or the process of change by which an organism or species becomes better suited to its environment
  2. 6. the preying of one animal on another animal
  3. 9. factors limiting the size of a population whose effect is not dependent on the number of individuals in the population
  4. 10. not caused by organisms; part of environment that is not living; water, rocks, atmosphere, etc.
  5. 12. The principle that when two species compete for the same critical resources within an environment, one of them will eventually outcompete and displace the other
Down
  1. 1. factors limiting the size of a population whose effect is dependent on the number of individuals in the population
  2. 2. the number of people, other living organisms, or crops that a region can support without environmental degradation
  3. 4. growth of organisms is exponential/geometric; occurs when there is an unlimited amount of resources
  4. 5. the process whereby organisms better adapted to their environment tend to survive and produce more offspring. The theory of its action was first fully expounded by Charles Darwin and is now believed to be the main process that brings about evolution
  5. 7. when growth rate decreases as the population reaches carrying capacity
  6. 8. a negative interaction that occurs among organisms whenever two or more organisms require the same limited resource
  7. 11. of, relating to, or caused by living organisms; living parts of environment; plants, animals, bacteria, etc.