2 50 BIOLOGY AND HUMAN LIFE 



5. Why is it that you sometimes accomplish more with a small 

 amount of practice than you do at another time with a greater amount ? 



6. What use can we make of our knowledge about the way different 

 animals learn? about the way infants learn? 



7. What kinds of habits have we that do not show in our conduct ? 

 How can we tell that the habits are there if they do not show in action ? 

 How can such habits be of any use or harm ? 



8. What are the advantages of having all habits for life fixed during 

 childhood ? the disadvantages ? 



9. What besides practice is necessary for fixing habits ? 



10. How does our environment or experience force certain habits 

 upon us ? How do our habits enable us to control our experience ? 



11. How can people be controlled by their habits? How can people 

 come to control their habits ? 



REFERENCE READINGS 



Hough and Sedgwick. The Human Mechanism, pp. 284-285. 

 Fabre, J. H. The Wonders of Instinct. 



Darwin, Charles. The Formation of Vegetable Mold through the 

 Action of Worms, chaps, i and ii, The Habits of Worms. 



