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Biology

The diagram given below is an experimental set-up to study a very important physiological process. Study the same and answer the questions that follow :

The diagram shows an experimental set-up to study a very important physiological process. Name and define the process. Name part of a plant cell which is represented by and acts like sugar solution and parchment paper. Model Question Paper 1, Concise Biology Solutions ICSE Class 10.

(i) Name and define the process.

(ii) Name the part of a plant cell which is represented by and acts like the sugar solution and parchment paper.

(iii) Draw a "Control set-up" for the same experiment and label it.

Roots Absorption

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Answer

(i) The process is osmosis. Osmosis is the movement of water molecules from their region of higher concentration (dilute solution or with a lower solute concentration) to their region of lower concentration (concentrated solution or with a higher solute concentration) through a semi permeable membrane.

(ii) Cell sap acts like sugar solution and cell membrane acts like parchment paper.

(iii) The control setup is shown below:

Draw a neat and labelled diagram of an animal cell showing the anaphase stage of mitosis with two pairs of chromosomes. Model Question Paper 1, Concise Biology Solutions ICSE Class 10.

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