A plant cell is placed in a solution with a water potential of -0.8 MPa. The cell's initial solute potential is -1.2 MPa and its pressure potential is 0.4 MPa. After equilibration, which of the following statements about the cell's state is MOST accurate?
The cell will be turgid, with a pressure potential greater than 0.4 MPa.
The cell will be flaccid, with a pressure potential of zero.
The cell will be plasmolyzed, with a pressure potential of zero.
The cell will experience incipient plasmolysis, with a pressure potential slightly above zero.
Related Questions
Which of the following conditions would likely INHIBIT plasmolysis in a plant cell?
Increasing the concentration of solutes in the external solution.
Placing the cell in a hypertonic solution.
Placing the cell in a hypotonic solution.
Decreasing the cell's internal solute concentration.
The pressure exerted by the protoplast due to the entry of water against the rigid cell wall is termed as
Turgor pressure
Osmotic potential
Solute potential
Water potential
If the cell is placed in hypotonic solution what will happen?
Endosmosis
Exosmosis
Deplasmolysis
No change
If the osmotic pressure of cytoplasm in a cell is balanced by external solution, the solution must be
Hypotonic
Hypertonic
Atonic
Isotonic
Which of the following is NOT a direct consequence of plasmolysis in plant cells?
Reduction in turgor pressure
Separation of the plasma membrane from the cell wall
Shrinkage of the protoplast
Lysis of the cell
If two solutions have the same osmoregularity, they are said to be
isotonic
hypertonic
hypotonic
isoosmotic
A plant cell with a water potential of -0.6 MPa is placed in a solution. After a period of time, the cell reaches equilibrium and is found to be plasmolyzed. Which of the following values could represent the water potential of the solution?
-0.4 MPa
-0.6 MPa
-0.8 MPa
-0.2 MPa
One of the following is not a natural process?
Volcanic eruptions
Photosynthesis
Ocean currents
Burning fossil fuels
A cell swells up when kept in
Hypotonic solution
Hypertonic solution
Isotonic solution
All of the above
The pressure exerted by the protoplast due to the entry of water against the rigid cell wall is termed as
Turgor pressure
Osmotic potential
Solute potential
Water potential
