Plants & Human Affairs (BIOL106)  -  Stephen G. Saupe, Ph.D.; Biology Department, College of St. Benedict/St. John's University, Collegeville, MN 56321; ssaupe@csbsju.edu; http://www.employees.csbsju.edu/ssaupe

Quiz: Plant Way of Life

Fill-in-the-Blank:  Complete the following with the appropriate choice:

1. _____ growth response to touch

2. _____ results in shorter plants with thicker stems

3. _____ common in plants at treeline

4. _____ growth toward a darkened region of the environment

5. _____ bending toward the light

6. _____ method used by tropical vines to find a support

7. _____ results in Christmas tree shape of plant

8. _____ prevents top heaviness and light to reach lower leaves & branches

9. _____ leaves on plant with different shapes

10. _____ leaves minimize overlapping one another

11. _____ flowers follow movement of sun

12. _____ plant response to the dark

13. _____ leaf arrangement on a plant

14. _____ branched, tree-like form

Short Answer

1. List 4 characteristics of an etiolated plant.
   
    

2. In what way(s) is a plant like a building?
   
    
3. In what way(s) are non-motile animals (such as coral) like a plant?
   
    
4. In what way(s) can plants be considered to forage for food?
   
    
5. What is the difference between a physical and biological danger?  Give an example of each.
   
    

Structures for Photosynthesis:

1. Explain why leaves are broad AND thin?
    

2. Offer two explanations why cell walls evolved.

Last updated:  09/09/2008 � Copyright  by SG Saupe