Monday, February 9, 2015

Study of Osmosis by Potato Osmometer, Biology practical std 11 & 12

Study of Osmosis by Potato Osmometer,

Potato Osmosis practical







Study of Osmosis by Potato Osmometer
AIM :-   To study osmosis by potato osmometer.

INSTRUMENTS AND MATERIALS               Petridish, scalpel, pins, Potatoes, sugar, water, eosine (stain). 










Conclusion :-
(A) When Potato bath is placed in  Hypotonic solution due to   osmosis the water flows from petridish containing   hypotonic   solution to the hypertonic solution in the   potato bath  and water   level  increases.

(B) When potato bath is placed in hypertonic solution due to   osmosis the water flows from potato bath containing   hypotonic solution to the hypertonic solution in   petridish and   water level decreases.

(C)  Water flows from petridish to potato bath containing   concentrated   NaCl (Hypertonic solution)

More Details View Video :
Study of Osmosis by Potato Osmometer,

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