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WorksheetsDiffusion and Osmosis
Total questions: 19
Worksheet time: 7mins
A mixture that forms when one substance dissolves another.
concentration gradient
solution
solute
solvent
When making a glass of Tang, the solute is the
water
Tang
In the ocean, the solvent is the
water
salt
The best term to describe the distribution of molecules in the picture is
equilibrium
isotonic
concentration gradient
homeostasis
During diffusion, molecules will move
from a low to high concentration
equally in all directions
from a high to low concentration
only when supplied with energy
Check all forms of cell transport that do NOT require energy
diffusion
facilitated diffusion
active transport
osmosis
When diffusion takes place through a protein channel
osmosis
facilitated diffusion
diffusion
active transport
Check all factors that have an effect on the rate of diffusion
temperature
concentration gradient
surface area
energy supply
Molecules at a higher temperature will diffuse ___ as compared to molecules at a lower temperature.
faster
slower
at an equal rate
At equilibrium, all molecules stop moving as they are now balanced.
True
False
The diffusion of water across a selectively permeable membrane is
(a)
Having a higher concentration of solute
hypertonic
hypotonic
isotonic
The 2% salt solution in the beaker is _____ as compared to the 10% salt solution inside the cell.
hypertonic
hypotonic
isotonic
When placed in a hypertonic solution, an animal cell will
shrink
swell and burst
remain the same
In which type of solution will a cell experience no overall change in size or shape?
hypertonic
hypotonic
isotonic
A plant cell will experience plasmolysis when placed in this type of solution
hypertonic
hypotonic
isotonic
A red blood cell will experience cytolysis (become lysed) in this type of solution
hypertonic
hypotonic
isotonic
A turgid plant cell is very full of water, which happens in this type of solution
hypertonic
hypotonic
isotonic
If a person consumes salt water, they will
become dehydrated
become bloated (swollen)
remain the same
