1916 

 BIOLOGY 



Friday 9:00 a.m. Two hours 



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

 of the examination. 



Answer two questions from each group and four additional questions which may be 

 selected from any group. Up 



Group I 



1. Describe a cell indicating — 



(a) the parts which are common to both plant and animal cells; 



(b) the parts peculiar to certain animal cells; 



(c) the parts pecuhar to certain plant cells. 



2. Explain in detail the structure of some seed. 



3. Select a protozoan, a clam, a grasshopper, a frog, or a cat, and describe the 



organs by which it performs the following functions: 



(a) ingestion; 



(b) locomotion; 



(c) respiration; 



(d) sensation. 



4. Describe the structure of the root of a plant and explain the various functions 



which it may perform. 



5. Compare the organs of locomotion in — 



(a) ameba; 



(b) fish; 



(c) frog; 



(d) cat; 



(e) bird. <^ 



Group II 



6. What similar functions does water perform in animals and plants ? 



7. Compare the metamorphosis of a grasshopper and of a butterfly. 



8. Explain some of the adaptations of flowers to cross-pollination. 



9. Why must plants and animals breathe in order to live ? 



10. Name the principal phyla, or large representative groups, of plants and ani- 



mals, with an example from each group. 



Group III 



11. Explain what is meant by — 



(a) infection; 



(b) quarantine; 



(c) inoculation; 

 id) bacteria; 

 (e) antitoxin. 



12. Xame 5 plants and 5 animals of considerable economic importance, each 



representing a different class. Show how each is useful or harmful. 



13. Indicate four different ways in which food may be kept from spoiUng, stating 



the biological principle involved in each case. 



14. What part do soil bacteria play in agriculture? 



15. For what are three of the following men famous: Linnaeus, Cuvier, Harvey, 



Pasteur, Darwin ? 

 8 



