POPULATION

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Across
  1. 4. when the birth rate and death rate are equal
  2. 6. something that can control population growth
  3. 7. growth that eventually levels off and stops increasing
  4. 8. the number of individuals in an area
  5. 9. the population that an ecosystem can sustain
  6. 11. a system with renewable, unlimited resources
Down
  1. 1. all of the members of one species
  2. 2. unlimited and continued growth
  3. 3. the birth rate
  4. 5. the death rate
  5. 10. a system with a fixed quantity of resources