Section 2.2 Plant Organ Systems

______– a ______of ______and ______that perform ______

______– ______the plant, performs ______, and ______sap

______– takes in ______& ______from the ______and ______them to the shoot system

Moving Water Through the Systems “______” – Water enters the root by ______and moves toward the centre of the root into the ______. The ______prevents the water from moving backward. ______builds up in the xylem and ______“____ _”.

Tiny ______the ______of the root.

“______” – While the roots push the water column from below, the ______from above. ______aids in this process.

Unique Properties of Water:

1) ______– the ability of water molecules to ______to ______2) ______– ability of water to ______to ______(e.g. ______) http://www.youtube.com/watch?v=CT4pURpXkbY The Movement of Maple Sap

In the ______, ______from the roots flows “______” to help produce ______. In the ______and ______, the leaves produce ______that moves “______” to be stored in the roots. http://www.youtube.com/watch?v=-b6dvKgWBVY

CHAPTER 2 Section 2.2 Review (Alternative Format) 1. List three functions of the shoot system of a plant. • • •

2. Fill in the blanks. In the spring, the flow of maple sap is mainly ______. In the summer and fall, the flow is mostly ______, as the maple tree prepares for winter.

3. You have decided to determine what will happen to the rate of water uptake by roots if you permanently close ALL the stomata using a chemical fixer that shuts all their pores. But first, you will require a hypothesis to guide your experiment. Write a thoughtful hypothesis in the space provided. ______

4. Your family runs a sugar bush. Your job is to collect the sap from the buckets each day before it becomes contaminated. You only want to collect the sap once a day. What time of the day might be best to collect the sap? Explain your answer. ______