70 SCIENCE OF HOME AND COMMUNITY 



2. Among the animal foods, which three contain the largest 

 per cent of protein ? Which one the least ? 



3. Among the vegetable foods, which three contain the 

 largest per cent of protein ? Which two the least ? 



4. Which two foods contain the largest per cent of carbo- 

 hydrates ? Which one the least ? 



5. Which four foods contain the largest per cent of fats? 

 Which three contain the least? Which four have the largest 

 fuel value ? 



6. Which kind of nutrient do we get almost wholly 

 from vegetable foods alone? Which kind chiefly from animal 

 foods alone? Which kind from both animal and vegetable 

 foods ? 



7. Which five kinds of foods contain the largest per cent 

 of proteins arranged in order? Which five of fats? Which 

 five of carbohydrates? (See 10 below.) 



8. Which five foods have the most refuse? Which have 

 none? 



9. Which five have the largest per cent of water? Which 

 five the least ? 



10. Put your answers giving foods with the largest per cents 

 of the various nutrients in the following tabular form. Under 

 each heading put the five foods that come first, arranged in 

 order. 



ii. The members of the class may cooperate to make colored 

 charts showing the composition of foods. Secure six large pieces 

 of heavy paper. Copy on these pieces the outlines of the foods in 

 figures 20, 25, 26, 27, 28, and 30, on an enlarged scale." Indicate 

 the proportions of the nutrients by different colors, using either 

 water colors or colored crayons. 



