Biology Crossword

1234567891011121314
Across
  1. 3. Any living thing.
  2. 4. A specific organism.
  3. 5. Changes that allow an organism to survive.
  4. 7. variable that is not changed in an experiment.
  5. 9. Any community of living and nonliving things that work together.
  6. 10. The balance created within an organism.
  7. 11. Concept that is tested in an experiment.
  8. 13. The part of the earth where life exists.
  9. 14. The variety of life in the world or in a particular habitat or ecosystem.
Down
  1. 1. The surroundings where an organism exists.
  2. 2. Nonliving things in an ecosystem.
  3. 6. All living things in an ecosystem.
  4. 8. A proven hypothesis.
  5. 12. The study of living things.