Biology Activity
a) Take 5 raisins and put them in a glass of water. Leave it for 6-7 hours. Observe the changes and record it in your notebook
b) Take out the above mentioned raisins and put it in a glass of salt water. Leave it for few hours Observe the changes, if any, and record it in your note book.
What do you think caused these changes?
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Answer:
when you put the dry raisins in water, they swell and increase in weight due to osmosis process...
when you put it in salt water or sugar water, they again become dry and weightless due to reverse osmosis.. Hope my answer helps.. plz MARK AS BRAINLIEST and follow me... :)
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