Question

3.
Give reasons for the following:
(a) The cell is called the structural and functional unit of life.
(b) Plant cells are more rigid than the animal cells.​

Answer 1

(a) Cell is called the basic functional and structural unit of life as all organisms are made up of cells. Cells form a structure, process nutrients and convert it into usable energy.

(b) Plant cells are more rigid than the animal cell due to the presence of cell wall. Plant cells are made up of inner and outer cell layer made up of cellulose and lipids.

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