Biology Crossword

1234567891011121314151617181920
Across
  1. 2. body of facts, information
  2. 3. an answer or reply as in words or in some action
  3. 6. any basic process of organic functioning or operating
  4. 12. an act of instance of noticing or perceiving
  5. 14. the ecosystem comprising the entire Earth and the living organisms that inhabit it
  6. 16. a system of moral principles
  7. 17. the final decision
  8. 18. something that incites to action or exertion or quickens action
  9. 19. a proposition(s)set forth as an explanation
Down
  1. 1. the science of heredity
  2. 4. a test, trial, or tentative procedure
  3. 5. the tendency of a system to maintain internal stability
  4. 7. capable of being changed or altered
  5. 8. a scientific or industrial process
  6. 9. genetics
  7. 10. the branch of biology dealing with the relations and interactions between organisms and their environment
  8. 11. doubt
  9. 13. oblique or diagonal line of direction
  10. 15. the science of life or living matter in all forms
  11. 20. the study of nature