Biology
Plant Physiology - General Solutions
Pa
Name
5. Complete the following sentence
Osmosis is the passage of
sholecules from a
concentrated solution to a
concentrated solution through a
membrane
8. The roots of a plant have root hair cells that absorb water from the soil. The diary ar below shows two
different kinds of roots. The concentration of the solution inside the coll is higher than the concentration of
the solution in the sol
a) Explain why water moves from the soll into the root hair cell
b) is the process a) active or passive transport?
c) Would plant use ATP energy for this process?
d) Suggest why root hair cells are long and thin and not short and stubby?
Corus rodo
les rody
7. Label the following diagrams of Red Blood Cells and Plant Cells as being examples of cells contained
in Isotonic (same concentration of water). Hypertonic (low concentration of water), and Hypotonic (high
concentration of water) solutions.
a) Identify Which one is Isotonic, Hypertonic, and Hypotonic.
b) Support your answer
ME
HO
MO
