4 o6 EXAMINATION PAPERS 



BOARD OF EDUCATION TEACHERS' PRELIMINARY 



CERTIFICATE 



Examination, April 191 i 



Special Section C. Botany 



7. Describe carefully the structure of the flower of the 

 Orchis, Violet, or Dandelion. Make a drawing of a longitudinal 

 section of the flower to show clearly the position of the various 

 parts, and draw the floral diagram. 



8. Compare the structure of trie corm of a Crocus with that 

 of the bulb of a Hyacinth, and show, with the aid of sketches, 

 how new corms and bulbs are found on the old ones. 



9. Draw and describe a leaf of Ivy and compare it with 

 a leaf of Primrose. Explain any obvious points of structural 

 difference with reference to the habit of the plant and its 

 environment. 



10. A stone lying in a field is removed and the grass beneath 

 is found to be discoloured. Account for this, and describe 

 experiments to show what effect the conditions which produce 

 discoloration may have upon the growth of the plant. 



11. Describe, with the aid of diagrams, the structures 

 likely to be found upon a branch of Horse- Chestnut in May and 

 June. 



12. What conditions affect the rate of transpiration in 

 plants ? Describe any experiment which may be made to 

 determine the rate of transpiration under various conditions, 

 and sketch the apparatus used. 



BOARD OF EDUCATION TEACHERS' PRELIMINARY 



CERTIFICATE 



Examination, March 191 2 



Special Section C. Botany 



7. Describe, with the aid of sketches, the two kinds of 

 flowers which are to be found on Violet plants. What 

 explanation can be given of the presence of these two kinds 

 of flowers ? 



