Question

Activity 1: To observe the process of osmosis in raisins. Take few dry raisins put some of them in pure water in a glass bowl and some in another glass bowl containing concentrated sugar solution.

a. Which medium of the to is hypertonic?

b. In which of the above cases does endosmosis occur?

c. Which medium of the two is hypotonic?

d. In which of the above cases does exosmosis occur?

e. Give reasons for the occurrence of both the phenomena stated above.​

Answer 1

Answer:

a. sugar solution

b.when the raisins kept in the water ( hypotonic solution)will swell up.In this case or the process is called endosmosis

c . water is the hypotonic solution

d .Exosmosis occur the case when raisins kept in a sugar solution

e. Endosmosis occur because the raisins is kept in a hypotonic solution,water

Exosmosis occur because the raisins kept in a hypertonic solution

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