Emma and Kennedy Crossword

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Across
  1. 6. study of how organisms interact with their environment and each other
  2. 7. describes how organisms are arranged in an area
  3. 9. number of organisms present in a population
  4. 10. number of individual of a population in an area
  5. 12. all living things and their physical environment
  6. 13. nonliving parts of a ecosystem
  7. 15. describes relitave number organisms of an age in a population
  8. 16. a group that interbreeds and produces fertile offspring
Down
  1. 1. all populations in an area
  2. 2. all parts of earth that host life
  3. 3. visual tools to show age structure of a population
  4. 4. specific environment in which an organism lives
  5. 5. members that live in an area at the same time
  6. 8. living parts of an ecosystem
  7. 11. proportion of males to females
  8. 14. anything an organism needs