QUESTIONS. I0 7 



196. What is Liebig's division of food ? Is his theory strict- 

 ly true ? 



197. What sort of food do young animals need ? 



198. What first wastes away when an animal is not fed? 

 Why do animals protected from cold fatten faster ? 



199. What is the chief constituent of bones ? Whence de- 

 rived? 



200. How does wheat-straw compare with hay as a food for 

 stock ? Upon what do the good effects of food depend ? 



THE END. 



