4 io EXAMINATION PAPERS 



3. What differences would you expect to find in the seed- 

 lings of Beans which have been grown respectively under 

 ordinary conditions and in the dark ? 



4. Give some account of the part which is played in plant- 

 nutrition by (1) sugar, (2) starch. 



5. Describe how you would demonstrate experimentally 

 the growth in length of a root. 



6. Give some account of the tissues which are concerned in 

 the transport of water in a plant. 



7. Write botanical descriptions of the specimens A and B; 

 carefully pointing out in what ways they (1) resemble and 

 (2) differ from each other. 



OXFORD AND CAMBRIDGE SCHOOLS 

 EXAMINATION BOARD 



Higher Certificate 



(e) Special Botany 



1. Give an account of the tissues which are concerned in 

 the transport of water through the stemof an ordinary land- 

 plant. 



2. What do you understand by photosynthesis ? Show 

 how the form and structure of a typical green leaf are specially 

 adapted to this function. 



3. Give three examples of modifications of the shoot for 

 food-storage. Point out in each case the purpose of the store. 



4. Describe with the aid of sketches the spikelet of a species 

 of grass, and state the function of the various parts which you 



describe. 



5. Give some account of the methods of seed-dispersal in 

 the family Rosaceae. State precisely what is the morpho- 

 logical nature of the various structures to which you refer. 



6. Either Give some account of the method of growth and 

 the life-history (excluding details of fertilization and embryo- 

 development) of Coltsfoot ; or State what you understand by 

 the term plant-association, illustrating your answer by one 

 or more examples. 



