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Question

Complete the following statements:

(a) Hypotonic solution is one in which the solution kept outside the cell has a lower solute concentration than .............................. the cell.

(b) Active transport is one in which the ions outside the roots move in with expenditure of energy ..............................

(c) The bending movements of certain flowers towards the sun and the sleep movements of certain plants at night are examples of ..............................

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Solution

(a) Hypotonic solution is one in which the solution kept outside the cell has a lower solute concentration than the fluids inside the cell.

(b) Active transport is one in which the ions outside the roots move in with expenditure of energy transported inside against their concentration gradient.

(c) The bending movements of certain flowers towards the sun and the sleep movements of certain plants at night are examples of turgor movements.


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