QUESTIONS 263 



In all the forms of propagation discussed, the continuance of 

 the species is insured. Only one organism is involved in the 

 process. A part of one organism propagates an entire new organ- 

 ism. Consequently they are all forms of asexual reproduction. 



QUESTIONS AND SUGGESTIONS 



1. What is vegetative propagation? Why is it a method of re- 

 production ? 



2. Name three artificial methods of vegetative propagation. 



3. Set up an experiment to illustrate propagation by cutting. 



4. What is the value of cuttings ? 



5. Discuss regeneration. 



6. Devise an experiment to show how grafting is done. 



7. Name and describe five natural methods of vegetative propa- 

 gation. 



8. Discuss two methods of vegetative propagation by over -ground 

 stems. 



9. Discuss three methods of vegetative propagation by under- 

 ground stems. 



10. Secure, and bring to class, some plants that propagate by 

 layering, by runners, and by rhizomes. 



11. Plant a tuber and a bulb and observe their growth. Draw 

 them in various stages of growth. 



SUPPLEMENTARY READINGS 



Gager, C. S., General Botany (P. Blakiston's Son & Co.). 

 Transeau, E. N., General Botany (World Book Co.). 



