ZOOLOGY AND ITS PURPOSE. 7 



Geography : 



Meteorology, Mineralogy, Lithology, etc. 

 B . The sciences of animate things = Biology : 

 Botany, 

 Zoology : 



Of the lower animals, 

 Of man : 



Human physiology and anatomy; Psy- 

 chology; Sociology; etc. 



(Physics and Chemistry are fundamental alike to both 

 groups of sciences; Geology embraces portions of the 

 subject matter of both groups.) 



II. The study of Zoology is valuable to mankind 



because of: 



A. The importance of animals as a support to 

 human life. 



B. The light it throws on man himself and the 

 means of making his life effective. 



C. Increased interest in nature and increased 

 enjoyment through nature. 



D. Cultivation of the power and habit of obser- 

 vation and accurate, independent thinking. 



III. The subdivisions of Zoology. 



A. Morphology the science which relates to 

 form and structure. 



B. Physiology the science which deals with 

 functions and activities. 



C. Ecology which deals with the relations of 

 the individual to its whole surroundings. 



D. Embryology the history of the develop- 

 ment of the individual from the egg to the 

 mature form. 



