ZOOLOGY 



Monday 3.45-5.45 p. m. 



A teacher's certificate covering the laboratory instruction must be presented as part 

 of the examination. 



Answer any eight questions. No extra credit will be given for more than eight 

 questions. 



1. Describe, with sketches, the structure, method of feeding, locomotion, and 



reproduction of any protozoan. Outline the life-history of any protozoan 

 that produces disease. 



2. Name a song bird that needs protection and give detailed evidence of its 



usefulness to man. 



3. By what features of structure can a housefly be distinguished from a honey- 



bee. Illustrate by drawings. State the economic importance of these 

 insects. 



4. Define the classes of vertebrates and name an example for each class. 



5. Compare the skeleton of a fish, a frog, a snake, and a bird, and show how 



each is adapted to the life of the particular animal that possesses it. 



6. Compare the circulatory system of a fish with that of a human being. 



7. Compare respiration in an insect, a fish, and a mammal. 



8. Give an account of the feeding habits of a freshwater mussel or a clam. 



9. Give evidence to show that the higher vertebrates have evolved from fish- 



like ancestors. 



10. Give an account of the methods of reproduction of hydra. 



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