APPENDIX IV 



REVIEW TOPICS IN PLANT BIOLOGY 



You should be prepared to give a good oral recitation on each of the 

 following topics. If you are not sure of any of the facts called for, 

 write down the topic or topics, and ask your teacher at the beginning of 

 the next recitation how to obtain the information. 



A. COMPOSITION OF LIFELESS AND LIVING THINGS. 



1. Chemical element: definition ; examples with symbols of each ; 



characteristics of each (i.e. whether it is solid, liquid, or gas ; 

 color, odor, and taste ; ability of each to burn or to cause 

 burning). 



2. Oxidation: definition; chemical element necessary; com- 



pound formed by the oxidation of elements ; evidences of 

 oxidation. 



3. Chemical compound: definition; examples; test for two of 



them, with characteristics of each (as in 1 above). 



4. Food substances : kinds ; chemical composition of each ; test 



for each ; examples of foods containing each in abundance. 



5. Manufacture of food substances by plants : proofs of the neces- 



sity of sunlight, chlorophyll, and carbon dioxide for carbo- 

 hydrate manufacture ; proofs of the excretion of oxygen in 

 carbohydrate manufacture ; manufacture of proteins. 



B. GENERAL STRUCTURE OF PLANTS. 



1. Parts of a plant ; organs and functions. 



2. Structure of plant cells; protoplasm; assimilation, growth, 



and cell division. 



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