236 , EXAMINATION PAPERS. 



25. Explain the sources of the Carbon and Nitrogen or the plant, 

 and the mode of their assimilation. 



26. Describe the pericarp, stating its normal structure, and naming 

 some of its modifications. 



27. Explain the natural system in Botany, and state the gradation 

 of groups from the species upward, with examples. 



ONTAEIO COLLEGE OP PHABMACT. 



1. What do plants feed upon ? 



2. What do you understand by the terms Acaulescent, Apetalous, 

 ■ Suffruteaoent, Culm 1 



3. Name some of the different forms of. Primary, Secondary, and 

 Aerial Boots, giving examples, 



4. Explain the following terms descriptive of forms of leaves, 

 giving sketch : — Ovate, Peltate, Crenate, Serrate, Cleft, Entire, 

 Cuspidate, Perfoliate. ' 



5. Explain difference between Determinate and Indeterminate 

 inflorescence, giving three examples of each. 



6. What organs are deficient in a sterile and a fertile flower ? ^ 



7. Give the parts of a perfect flower, with their relative position. 



8. Give the difference between siniple and compound Pistil, with 

 examples of each. 



9. Name the principal sorts of buds, and explain how the position 

 of these affects the arrangement of branches. 



10. Give description of naultiple and primary roots, with two 

 examples of same; also explain the difference between these and 

 secondary roots. 



] 1. Name the principal kinds of subterranean stems and branches, 

 and explain bow you would distinguish between these and roots. 



12. In the classification of plants explain difference between 

 classes and orders : genus and species. 



13. Name three principal kinds of simple fruits. 



14. When roots stop growing does the absorption of moisture 

 increase or decrease ? Give reason for it. 



15. Upon what do plants live ? Indicate how you would prove 

 your answer correct. 



16. In what part of the plant, and when, is the work of assimila- 

 tion carried on ? 



17. Name three principal kinds of determinate, and some of 

 indeterminate, inflorescence ; name the essential organs of a flower. 



18. In what respects do plants differ from inorganic mstter ? And 

 from animals ? 



19. Describe a Rhizome, Tuber, Bulb ; and say if they belong 

 to the root or stem. Which are Eheum, Jalapa, Sweet Potato, Onion ? 



