Chapter 11 vocabulary words Silas Shirley

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Across
  1. 2. A living thing.
  2. 4. The place an organism lives.
  3. 7. The largest population an area can support.
  4. 9. Individuals with helpful traits are more likely to survive and have offspring with those traits.
  5. 10. An organism's role in its environment.
  6. 14. All the members of a species living in one area
  7. 15. A factor in the environment that stops, slows down, or decreases a population size.
  8. 16. All the different populations that live together in an area.
  9. 18. The nonliving parts of a habitat.
  10. 19. A group of organisms that can reproduce.
  11. 20. The study of organisms and how they interact with each other and the environment.
Down
  1. 1. The number of births per 1000 individuals in a certain amount of time.
  2. 3. Leaving a population.
  3. 5. Changes in physical behavior due to natural selection.
  4. 6. The number of deaths per 1000 individuals in a certain amount of time.
  5. 8. Moving into a population.
  6. 11. Includes the nonliving parts of a community.
  7. 12. The number of individuals in a certain area of a certain size.
  8. 13. The parts of a habitat that are living, were once living, and interact with an organism.
  9. 17. The struggle to survive with other organisms using the same limited resources in an area.