Question

carry out the following osmosis experiment:-

take four peeled potato halves and scoop each one out to make a potato cups.one of the potato should be made from a boiled potato.put each potato cup in a trough containing water.Now,


keep cup A empty

put one teaspoon sugar in cup B

put one teaspoon salt in cup C

put one teaspoon sugar in the boiled potato cup D


keep these for 2 hours.then observe the 4 potato cups and answer the following:-

1.explain why water gathers in the hollowed portion of B and C.

2.why is potato A necessary for the experiment.

3.explain why water does not gather in the hollowed portions of A and D

Answer 1

This is the outermost covering of the cell that separates the contents of the cell from its external environment. The plasma membrane allows or permits the entry and exit of some materials in and out of the cell.