WorksheetsReview for Lab Quiz
Total questions: 9
Worksheet time: 5mins
The gummy bear lab represents what process?
facilitated diffusion
osmosis
simple diffusion
active transport
The cell membrane is selectively permeable which means:
It allows all molecules to cross the membrane
It allows select molecules to cross the membrane
Diffusion is the movement of molecules from an area of ________ concentration to an area of _________ concentration.
low to high
high to low
A gummy bear placed in normal tap water would
shrink
swell
remain the same size
A _____________ solution occurs when the concentration of solutes is greater on the outside of the cell than the inside.
Isotonic
Hypotonic
Hypertonic
In the potato lab, the salt water your potato was placed in represents a ________ solution
Isotonic
Hypotonic
Hypertonic
The tap water that your gummy bears and potato/carrot slices were placed in represent what type of solution?
Isotonic
Hypertonic
Hypotonic
After the potato soaked in the solution overnight there texture was:
firm and stiff
soft and rubbery
The mass of the potato slices _____________because of the loss of water in a strong sugar/salt solution.
increase
remain the same
decrease
