HOUSEHOLD BACTERIOLOGY 
PART II. 
Read Carefully.—Place your name and address on the 
first sheet of the test. Use a light grade of paper, write 
on' one side of the sheet only, and leave space between 
answers. Make all -experiments possible and read the 
lesson book a number of times before attempting to 
answer the questions. Answer every question fully. Do 
not be too general in statement. Give details wherever 
they will show your knowledge. 
1. What is the objection to a common comb, drink¬ 
ing cup, etc., to promiscuous kissing on the lips, or to 
spitting on floors or sidewalks? 
2 . What is an infectious disease? 
3 . How does a case of typhoid fever show human 
carelessness and what should always be done to pre¬ 
vent its spread? 
4 . Through what avenues do germs attack the 
body? 
5 . What are some of the means by which the 
healthy body resists bacterial attacks? 
6 . What is a toxine? An antitoxine? A phag¬ 
ocyte ? 
7 . What is an antiseptic? A disinfectant? Men¬ 
tion some of each. 
8 . What disinfectants should the housewife use 
most freely? 
9 . Where do disease germs multiply chiefly ? 
10 . In what ways should a study of dust affect the 
housewife’s (a) choice of methods in cleaning, (b) 
