STEMS 231 



What are some of the ways by which they attach them- 

 selves to their supports? 



4. Describe the internal structure of a woody 

 stem. 



5. What are vascular bundles? What are their 

 functions? 



6. How do trees increase in diameter? 



7. What forms the grain in woods? 



8. Describe the way in which the vascular bundles 

 in a corn stem are arranged. 



9. What is the path taken by liquids as they pass 

 from the roots of plants to the leaves? 



10. Where do liquids travel in passing from the leaves 

 to the roots? 



