Laboratory Fun

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 1. German chemist who with Kirchhoff pioneered spectrum analysis but is remembered mainly for his (6)
  2. 5. Magnifier of the image of small objects (10)
  3. 8. The process of forming semisolid lumps in a liquid (11)
  4. 9. A distensible membranous sac (7)
  5. 10. Ultramicroscopic infectious agent that replicates itself only within cells of living hosts (5)
  6. 11. Either of two saclike respiratory organs in the chest of vertebrates (4)
  7. 13. The branch of biology that studies the microscopic structure of animal or plant tissues (9)
  8. 14. That part of the central nervous system that includes all the higher nervous centers (5)

Down

  1. 1. Tiny single-celled living things, some of which cause illness (8)
  2. 2. The protoplasm of a cell excluding the nucleus (9)
  3. 3. Any of various single-celled fungi that reproduce asexually by budding or division (5)
  4. 4. Red liquid pumped around the body by the heart (5)
  5. 6. An apparatus that uses ___ force to separate particles from a suspension (10)
  6. 7. A phenomenon that follows and is caused by some previous phenomenon (6)
  7. 9. A flatbottomed jar made of glass or plastic (6)
  8. 12. A soiled or discolored appearance (5)