APPENDIX II 179 



a. Some uses of plants to man ...... 3 lessons 



6. Forests and forest conservation 3 lessons 



10. Single-celled animals 5 lessons 



IT. Fish (and frog, if this form is taught) .... 14 lessons 



12. The general structure of the human body ... 3 lessons 



13. Microorganisms and their relation to human wel- 



fare 10 lessons 



14. Nutrients and their uses ... ... 7 lessons 



15. Stimulants, narcotics, and poisons 10 lessons 



16. Digestion of the nutrients .... . .7 lessons 



17. Circulation of the nutrients 6 lessons 



18. Respiration and the production of heat and power 



in man 7 lessons 



19. Additional topics in hygiene ... ... 9, lessons 



20. Bu-ds S.lessons 



21. Insects IS.lessons 



II. Course begun in February and completed in January. 



1. Composition of living and lifeless things. 



a. Elements, compounds, oxidation, with defini- 

 tions ... . 10 lessons 



6. Composition of food substances, with test for 



each ... 8 lessons 



c. Manufacture of food substances by plants . 5 lessons 



2. General structure of plants, including cellular 



structure .... 5 lessons 



3. Osmosis and digestion 5 lessons 



4. Adaptations of the nutritive organs of plants. 



a. Structure and adaptations of roots .... 5 lessons 



6. Structure and adaptations of stems ... 3 lessons 



c. Structure and adaptations of leaves ... 4 lessons 



5. Respiration and the production of energy in plants 4 lessons 



6. Reproduction in plants. 



a. Structure and adaptations of flowers ... 15 lessons 

 6. Structure and adaptations of fruits, including 



fruit and seed dispersal 5 lessons 



