164 ZOOLOGY 



2. Their power of resistance to heat; cold; drouth. The practical results 

 thereof. 



3. The economic importance of Protozoa. 



4. What is "'plankton"? What is the importance of its study? 



5. Conjugation in Protozoa. Compare methods of reproduction and conjuga- 

 tion in the various groups. Follow the nuclear changes in conjugation of Para- 

 mecium. 



6. Why should Volvox and Euglena be considered animals rather than plants? 



7. Diseases in man or animals believed to be caused by the Sporozoa. The rdle 

 of the mosquito in the life history of the parasites causing malaria and yellow 

 fever. The life cycle of these parasites. The bearing of these facts upon infec- 

 tion and the management of these diseases. 



8. Various forms of the Protozoa of different classes as shown by the illustra- 

 tions in the larger text-books. 



9. The varying form of the nucleus in different species of Protozoa. 



10. The history of discoveries relating to Protozoa. Improvements in tech- 

 nique which have made these discoveries possible. 



