In what part of the plant does the water ascend, — through the 

 young wood, or between the bark and wood? 



Where docs the plant get its carbon ? 



llow does it take in its nitrogen, — by roots or leaves ? 



Where is the starch manufactured ? 



From what substances is the starch made ? 



Of what elements is starch composed ? 



Into what is the starch changed before is is transported ? 



What use is made of the material after it is transported ? 



Through what part of the plant does the starch-like material 

 (or "elaborated sap") pass? 



