Question

. Amit took three peeled potato halves and scooped each one out to make potato cups. One of the
potato cups was made from a boiled potato. He kept cup ‘A’ empty, put one tea spoon sugar in
cup ‘B’, put one tea spoon sugar in the boiled potato cup ‘C’. He did not disturb the set up for
two hours.
(a) Write Amit’s observations for all the three set ups.
(b) What would be the reasons for his observation?

Answer 1

Explanation:

(a ) nothing occurs in potatoe cup A

water gather and osmosis occurs in cup B

• In cup B he observe same as in cup

(b) In cup be the water is absorbed by sugar through osmosis

In cup C, nothing happens because boiling cause

inactive protien structures and cell membrane

become damaged