Super Science Search Thing

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 1. One of the contractile organs of the body (6)
  2. 5. Tiny single-celled living things, some of which cause illness (8)
  3. 7. Any bundle of ___ fibers running to various organs and tissues of the body (5)
  4. 8. A lash-like appendage used for locomotion (9)
  5. 11. How plants make food from sunlight (14)
  6. 14. Having or consisting of a single cell (11)
  7. 16. The protoplasm of a cell excluding the nucleus (9)

Down

  1. 2. The outer layer of the skin covering the exterior body surface of vertebrates (9)
  2. 3. A tiny cavity filled with fluid in the cytoplasm of a cell (plural) (8)
  3. 4. The ___ that ___ form the fundamental structural and functional units of all living organisms (10)
  4. 6. Tiniest unit of living things (plural) (5)
  5. 9. Consisting of many cells (13)
  6. 10. Combination of lenses at the viewing end of optical instruments (8)
  7. 12. An example regarded as typical of its class (8)
  8. 13. An elementary particle with negative charge (8)
  9. 15. Pertaining to ___ (11)