HOUSEHOLD BACTERIOLOGY. 



9. What common diseases in man are attributed to 

 molds ? 



10. What is mildew, and under what conditions in 



the house would it be likely to appear? 



11. Are molds ever helpful to man? 



12. From the health standpoint, what clothes are 



most likely to need boiling ? 



13. Why should milk receptacles be thoroughly- 



scalded or sunned? 



14. When a can of blueberries ferments or "spoils," 



what does it mean ? 



15. Why are bacteria considered to be plants? 



1 6. How do bacteria reproduce themselves and what 



food do they prefer? 



17. What is the typical mode of reproduction in 



yeast? In mold? 



1 8. What is the chief work of the yeast plant? 



19. Give a report of your dust-garden experiment. 



20. What do you consider the most important ways 



in which you have applied the knowledge 

 gained from this lesson? 



21. Are there parts of this lesson that are not clear? 



Have you some questions? 



Note. After completing the test sign your full name. 



