Concepts of Biology

Introduction to Organismal Biology (BIOL221) - Dr. S.G. Saupe; Biology Department, College of St. Benedict/St. John's University, Collegeville, MN 56321; ssaupe@csbsju.edu; http://www.employees.csbsju.edu/ssaupe/

Study the data provided and answer the questions True or False. If the answer is false, correct the statement

Response		Question
1		Ringing a stem prevents transport in the xylem
2		Ringing a stem destroys the phloem but not the xylem
3		Woody tissues transport carbohydrates/organic compounds
4		Phloem is located in the bark of a woody plant
5		Girdling a tree prevents the leaves from getting water
6		A tree that is girdled will die because it dies from thirst
7		Phloem transports organic materials from the leaves to the roots
8		Phloem transports organic materials downward only and xylem transports water upward only
9		Phloem will likely transport organic materials from a fruit to a leaf
10		Phloem will likely transport organic materials from an old leaf to a young leaf
11		Phloem can transport organic materials from the roots to aerial parts of the plant, but only in the autumn
12		Phloem transport requires live cells
13		Xylem transport requires live cells