Interdependence and Adaptation

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 4. An organism that makes its own food, usually using sunlight. (8)
  2. 6. United States general who commanded United States forces in Europe from 1945 to 1949 and who (4)
  3. 7. Metal device shaped in such a way that when it is inserted into the appropriate lock the lock's (3)
  4. 8. The responsive adjustment of a sense organ to varying conditions (10)
  5. 12. Green parts of a tree that fall in autumn (6)
  6. 13. An organism that obtains energy by eating other organisms. (8)
  7. 14. Tiny grains found on beaches (4)
  8. 15. The rays of the sun (8)
  9. 16. The usually underground organ that lacks buds or leaves or nodes (plural) (5)

Down

  1. 1. An individual living thing. (8)
  2. 2. Animal hunted or caught for food (4)
  3. 3. A body having finite mass and internal structure but negligible dimensions (plural) (9)
  4. 5. The food and drink a person usually has (4)
  5. 9. Any animal that lives by preying on other animals (8)
  6. 10. Living thing that grows in soil and makes its own food (5)
  7. 11. The process of an individual organism growing organically (6)