IQI3 



ZOOLOGY 



Monday 2-4 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. Name two insects that are beneficial to man and two that are harmful to him. 



Outline briefly the life-history of each of these insects. 



2. Describe the changes that occur in the complete metamorphosis of any 



animal that you have studied. 



3. Contrast, in parallel columns, the principal structural features that distin- 



guish the different classes of vertebrates. 



4. Compare the digestive systems of a hydra, a starfish, a fish, and a mammal. 



Illustrate by sketches. 



5. Describe the mode of feeding of the clam or oyster and show how the animal 



may harbor germs of disease. 



6. Name the class to which each of the following animals belongs and give the 



characteristics of each class: crab, coral, paramoecium, clam, mosquito. 



7. Name three kinds of evidence for animal evolution, illustrating and explaining 



each. 



8. Describe, with sketches, the structure of the earthworm, and show how the 



structure is correlated with the animal's mode of life. 



9. Discuss briefly the important contributions made to science by any three of 



the following naturalists: Darwin, Cuvier, Huxley, Pasteur. 

 10. What reasons can you give for the presence in a bird of a large breastbone; 

 of feathers ? Explain the large size of the eggs of birds. 



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