Unit B1

Question 1

What is osmosis

Answer 1

The movement of a gas or liquid from an area of a low concentration to an area of high concentration through a permeable membrane.

Question 2

What is an isotonic solution

Answer 2

If the concentration of solutes in the solution outside the cell is the same as the internal concentration, the solution is isotonic to the cell.

Question 3

What is a hypertonic solution

Answer 3

If the concentration of solutes in the solution outside the cell is higher than the internal concentration, the solution is hypertonic to the cell.

Question 4

What is a hypotonic solution

Answer 4

If the concentration of solutes in the solution the cell is lower than the internal concentration, the solution is hypotonic to the cell.