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Appendix A.

HYGIN VE COMPETITION.

ADVANCED COURSE.

Time allowed:-Two hours and a half.

1. What is the maximum amount of CO, that should be permitted in the air of a room which is occupied by human beings? Explain how soon this limit is reached, and how to prevent the limit being exceeded.

2. What are the causes of hardness of a water; and how can a hard water be softened? 3. For what purposes is food required? How much of each class of food is required daily by a man doing hard work?

4. What infectious and contagious diseases are likely to be spread by second-han bedding and clothing?

5. What is the damp-course in a building? Where is it placed; and what purpose does it serve?

sewer.

6. Make a rough drawing of a drain for carrying off the slops from a kitchen to the

Show the drain trap, and explain its use.

7. A case of Small-pox occurs in a private house. protect the other inmates of the house from infection. of Small-pox?

Explain what ought to be done to What is the usual incubation period

ELEMENTARY COURSE.

Time allowed-Two hours.

1. What percentage of Carbonic Acid Gas is there in the atmosphere ? In what ways is this amount increased? Is there any way in which it is reduced?

2. How is water collected and supplied to the houses in Hongkong? What are the different ways in which it can become contaminated ?

3. Food for man must contain starch, fat, albumen and salts. Name the principal articles of your daily diet, and state which of the above ingredients are contained in each

of them.

4. What are the special advantages of woollen clothing?

5. What are the reasons for putting concrete on the ground surface of a house? Why are ceilings not desirable in the houses in the city of Victoria?

6. Why is every house in the City provided with a drain ? What is the best way to prevent these drains getting choked?

7. How do persons get Malarial Fever; and what are the best things to do to prevent this disease spreading?