Tonicity

Q. In isotonic solutions, concentration of solutes present inside the cell is ____ the concentration of solutes present outside the cell.

1. more than
2. less than
3. equal to
4. 10% less than

Q.

How do you perform an onion peel experiment.

Q. Choose the correct option for each of the following.
[4 marks]

A is the semi-permeable Cell wall Cell membrane B \( \overline{\text { Amoeba in phagocytosis. }} \) Active Passive A cell shrinks when it is placed in a solution. hypertonic hypotonic is an example of passive transport. Exocytosis Diffusion

Q. Name the following:
i.The point of attachment of the two chromatic of a chromosome
ii.The condition in which the solution outside the cell has a lower solute concentration than the cellular fluids.

Q. Hypotonic solution is one in which the solution kept outside the cell has lower solute concentration than ________ the cell.

Q. There are 3 beakers containing plain water- A, B and C. Salt is added to beaker B. Sugar is added to beaker C. A raisin is put in each of these beakers. In which of these beakers, size of raisin would be maximum?

1. Beaker A
2. Beaker C
3. Beaker B
4. Raisin size would be same in beaker A and B.