Which of the following would have the LEAST effect on the rate of osmosis across a selectively permeable membrane?
The temperature of the solutions
The concentration gradient of the solute
The permeability of the membrane to the solute
The size of the solute molecules
Related Questions
A plant cell with a water potential of -0.65 MPa is placed in a solution with a water potential of -0.30 MPa. Assuming the cell wall is rigid and fully permeable, and the cell membrane is selectively permeable, what will be the pressure potential of the cell at equilibrium?
-0.95 MPa
-0.35 MPa
+0.35 MPa
+0.95 MPa
A cell with a water potential of -0.2 MPa is placed in a solution with a water potential of -0.4 MPa. Which of the following will occur?
Water will move into the cell.
Water will move out of the cell.
There will be no net movement of water.
The cell will burst.
Two identical plant cells are placed in separate solutions. Cell A is placed in a 1M sucrose solution, and Cell B is placed in a 1M NaCl solution. Which cell will experience greater plasmolysis, assuming ideal conditions and complete dissociation of NaCl?
Cell A
Cell B
Both cells will plasmolyze equally
Neither cell will plasmolyze
A cell placed in a hypotonic solution will:
Swell
Shrink
Stay the same
Burst immediately
In thistle funnel experiment, what will occur if sugar solution is added to beaker, after the process of osmosis stops?
The level of solution in thistle funnel rises up
The level of solution in thistle funnel lowers
The level of solution in beaker lowers
The level of solution remains unaffected in beaker
A researcher observes that a particular plant cell placed in a solution exhibits incipient plasmolysis. If the solute potential of the cell is -1.2 MPa, what is the MOST likely water potential of the surrounding solution?
-1.2 MPa
-1.0 MPa
-1.4 MPa
-0.8 MPa
Which of the following best describes the effect of placing a red blood cell in a hypotonic solution?
The cell will shrink.
The cell will swell and may burst.
The cell will remain unchanged.
The cell will undergo plasmolysis.
Two solutions, A and B, are separated by a selectively permeable membrane. Solution A contains 10% sucrose, and Solution B contains 20% sucrose. In which direction will the net movement of water occur?
From Solution A to Solution B
From Solution B to Solution A
There will be no net movement of water.
The sucrose will move from Solution B to Solution A.
