Question

Aim: To observe osmosis in potato.

Procedure:

Take four peeled potato halves and label it as ‘A’, ‘B’,’C’ and ‘D’.Boil one potato half labeled as ‘D’

Scoop out carefully the tissues from the central portion of the tuber to make a clean deep hollow central cup like cavity

Keep each potato cup in a trough containing water

Keep cup ‘A’ empty. Put one teaspoon of sugar in cup ‘B’. Put one teaspoon of salt in cup ‘C’ and one teaspoon of sugar in boiled potato cup ‘D’

Keep it for two hours and observe the changes
Observation:

Conclusion:

Why is potato cup ‘A’ is necessary for this experiment?

Potato A is necessary for carrying out this experiment because it acts as a control experiment. Control helps us to check what changes occurred during the course of the experiment and helps us to compare the results.



Do you observe any changes in cups ‘A’ and ‘D’ after two hours? Justify.

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Give scientific evidence for your observation in cup ‘B’ and ‘C’?

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Why do we boil cup ‘D’ in this experiment?

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Answer 1

Answer:

sorry i need some points sorry

Explanation:

sorry :(