No. 20.

602

HYGIENE.

CLASS III.

1. Enumerate the different gases in the atmosphere and describe how they vary in their relative proportions.

2. What is the original source of rain ?

3. Explain how it is that some races of men are able to live without eating the flesh of animals.

4. What different materials are generally used for making clothing and how may the health of the body be affected by the nature and colour of the materials ?

No. 21.

HYGIENE.

CLASS IV.

1. Name the different gases of the atmosphere and explain what part they take in respiration and combustion.

2. How many different ways can you think of by which the water supply in Chinese houses in Victoria may be contaminated?

3. What different advantages do we obtain by cooking our food ?

4. Mention some diseases which might be acquired by eating contami- nated food and say what you would advise to prevent such accidents happening.

5. Why is woollen clothing more healthful than cotton clothing?

No. 22.

HYGIENE.

CLASS V.

1. How do animals affect the composition of the atmosphere ?

2. How do plants affect the composition of the atmosphere ?

3. How much fresh air is required by each adult occupant of a room for one hour?

4. Why are big rivers generally unsafe sources of water supply for

drinking purposes-for example the river water at Canton?

5. What would you do to the water from a town well before drinking it? Why would you do so?

No. 23.

BOOK-KEEPING.

CLASS I.

1. What is meant by double entry?

2. What are the resemblances and differences between a bill of exchange,

a promissory note, a cheque, and a bank note?

3. What is meant by :-

(1) Accepting a bill?

(2) Days of grace?

(3) Discount?

4. Show what entries you would make in your Ledger from the follow- ing statements of your day's business :--

(1) Started with Cash in hand, .

(2) Paid subscription to hospital (by cheque), .

(3) Paid for stationery (cash),

£ s.

d.

475030 |

2. 6

4 MONOWO

3 10

10

46060+00

(4) Bought goods for cash,

(5) Sold goods for cash,..

(6) Sold goods to T. Smith,

.15

(7) Bought goods from A. Brown,

.20

0 0

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