Ellie's Science Crossword

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Across
  1. 6. The non-living physical and chemical components of an ecosystem.
  2. 8. The specific place where an organism lives.
  3. 10. What are environmental pressures that affect population size regardless of its density or size?
  4. 11. Any biotic or abiotic resource or environmental condition that restricts the growth, abundance, or distribution of an organism or population within an ecosystem.
  5. 12. A dynamic community of biotic organisms interacting with their (abiotic) physical environment.
  6. 14. The branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
Down
  1. 1. Are the living components of an ecosystem.
  2. 2. A group of individuals of the same species living and interbreeding within a specific geographic area.
  3. 3. A close, long-term relationship between two species.
  4. 4. What are environmental pressures that affect population growth rates based on population density?
  5. 5. The maximum population size an environment can support.
  6. 7. An interacting group of various species living together in the same, specific location.
  7. 9. The variety of life in a habitat or ecosystem.
  8. 13. What measures the average number of people per unit of land area?