Site MapHelpFeedbackAnimation: How Osmosis Works
Animation: How Osmosis Works
(See related pages)

View the animation below, then complete the quiz to test your knowledge of the concept.






1Osmosis is best defined as the movement of
A)molecules from an area of high concentration to an area of lower concentration.
B)molecules from an area of low concentration to an area of higher concentration.
C)water molecules across a membrane from an area of low water to an area of higher concentration.
D)water molecules across a membrane from an area of high water concentration to an area of lower concentration.
E)water molecules inside a container.



2Which of the following will pass through a cell membrane most easily?
A)small polar molecules
B)small nonpolar molecules
C)large polar molecules
D)large nonpolar molecules
E)large neutral molecules



3A red blood cell placed in a hypertonic medium will
A)expand.
B)burst.
C)shrink.
D)have no change in shape.
E)become a white blood cell.



4A 5% urea solution is hypotonic to a 10% urea solution.
A)True
B)False



5If a cell is placed in an isotonic medium, there will be no net movement of water.
A)True
B)False







McKinleyOnline Learning Center

Home > Chapter 2 > Animation: How Osmosis Works