Hypotonic solution

  1. solution which is more concentrated than the cytoplasm
  2. A solution which is more dilute than the cytoplasm
  3. A solution which balances the osmotic pressure of the cytoplasm
  4. A solution which is less dilute than the cytoplasm
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Hypertonic solution

  1. solution which is more concentrated than the cytoplasm
  2. A solution which is more dilute than the cytoplasm
  3. A solution which balances the osmotic pressure of the cytoplasm
  4. A solution which is equal to that of cytoplasm in terms of concentration
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Plasmolysis

Which one is incorrect.

  1. External solution is hypertonic
  2. Water moves out of the cell
  3. Cell membrane shrinks away from it's cell wall
  4. Firstly cell sap comes out then cytoplasmic water.
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What occupies the space between the cell wall and the shrunken protoplast in the plasmolysed cell?

  1. Hypertonic solution
  2. Hypotonic solution
  3. Water
  4. Cytoplasmic content
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When water goes into the cell and out of the cell are in equilibrium, then the solution and cell are respectively

  1. Isotonic, Flaccid
  2. Hypotonic, Flaccid
  3. Hypertonic, Turgid
  4. Hypotonic, Turgid
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Plasmolysis is

  1. Usually reversible
  2. Occurs when cell is placed in hypotonic external solution
  3. Shrinkage of cytoplast
  4. All of these
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When the cells are placed in a hypotonic solution water movement causes

  1. Osmotic pressure
  2. Turgor pressure
  3. Hydrostatic pressure
  4. Hydrodynamic pressure
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Turgor pressure causes

  1. Rupture of animal cell
  2. Responsible for enlargement and extension of plant cell
  3. Pressure against the wall
  4. All of these
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Pressure Potential in a Flaccid cell will be

  1. Maximum
  2. Zero
  3. Moderate
  4. Cannot be predicted
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Which of the following organisms do not possess cell wall?

  1. Plant cell
  2. Bacteria
  3. Fungi
  4. Amoeba
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