lO QUESTIONS AND ANSWERS 



in color and strong in odor, and has a laxative 

 effect upon the bowels of the calf. Varied amounts 

 of blood and broken-down cells are usually present, 

 and the viscosity is greater. The specific gravity 

 is also higher and colostrum is unfit for human 

 consumption. Examined under the microscope, 

 large colostrum corpuscles can be seen. 



By what tests can colostrum be detected? 



1. By the use of a lactometer, which shows a 

 very high specific gravity. 



2. Boiling throws down a large amount of al- 

 bumin. 



3. Examined under the microscope, colostrum 

 corpuscles can be seen. 



What is the natural color of milk due to? 



1. To lactochrome. 



2. To the color of the milk fats, especially pal- 

 matin. 



What is milk serum? 



The serum of milk is that part which is left after 

 all fat has been removed. 



What factors influence the composition of milk? 



1. Breed of the cow. 



2. Individuality of the cow. 



3. Period of lactation. 



4. Time of milking. 



5. Part of milk tested. 



6. Health of the cow. 



7. Food and water consumed by the cow. 



