Ecology

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Across
  1. 5. branch of biology that studies the structure and function of cells
  2. 7. of animals
  3. 10. it all happens
  4. 11. has interaction among them and their environment
Down
  1. 1. is the study of ecology
  2. 2. of plants
  3. 3. the word ecology comes from
  4. 4. it is studied in
  5. 6. people who study ecology
  6. 8. of organisms iterating among them and their environment
  7. 9. does ecology help