7 
KOYAL HOKTICULTUKAL SOCIETY'S EXAMINATION 
IN HORTICULTURE. 
Questions. 
Eight questions only to he ansioered : four from Division A, 
including No. 5, which must he answered hy every Candi- 
date, and four from Division B. 
Division A. 
Elementahy Peinciples. 
1. — [a) What substances do plants absorb by means of their 
roots ? Explain the process of absorption by the root. 
{h) What elements do plants obtain from the air, and by 
what agency do they obtain them ? 
2. — Explain the effect on flowering plants of an adequate, a 
deficient, or of an excessive, amount of heat. 
3. — How are " cuttings " made ? Describe the changes that 
occur during the process of " striking." 
4. — What are the objects sought to be obtained in digging 
the soil ? 
5. — Write as full and orderly a description as you can of any 
plant in common cultivation, through all stages of its growth, 
from the germination of the embryo to the formation of the 
seed. 
6. — What organs of the plant are represented respectively by 
an onion, a cabbage, a potato, beet, turnip, and a pea-pod ? 
7. — Describe the mode of growth of the common mushroom. 
8. — What is meant by green-fly " ? What is the best 
application to rid plants growing out of doors of this pest ? 
Division B. 
hoeticultural practice. 
9. — Name six of the best species of hothouse flowering plants 
and give some of the general details of culture. Name some of 
the insect pests that infest such plants, and state the best method 
to be adopted for their destruction. 
10. — Give general details for growing Peas, and the method 
