Fill in the Blanks

Question 22Osmosis is controlled by the concentration of ............... molecules.

Question 23An animal cell is kept in a lower solute concentration fluid. The cell will ............... . (Enlarge / Shrink)

Question 24Plants absorb water from the roots because the cell sap is ............... (more, less) concentrated than the surrounding fluids.

Question 25Human red blood cells, when kept in a hypertonic solution, ............... occurs. (Osmosis, endosmosis, exosmosis)

Question 26Given below is an experimental setup. Read the information given below the diagram and answer the questions from 26-30.Concentrated sugar...

Question 27After a few hours, the level of the sugar solution ............... in the thistle funnel.

Question 28It allows only ............... molecules to pass through it freely.

Question 29It prevents the passage of ............... molecules.

Question 30A control experiment can be set up by taking plain ............... in the thistle funnel and placing it in another beaker containing water.