Statement that is false :

[ (b) The cell of a whale is larger than the cell of an ant . ]

All the animals are made up of cells that further aggregate to form tissues , organs , organ systems and them an organism.

Both whales and ants are the organisms formed by tiny cells. Cells are of two types :

• Plant cells => EXCLUSIVELY in plants
• Animal cells => exclusively in animals

So , both are made from animal cells. Animal cells are of same SIZE in every organism. MAY it be an ant or a whale.

Supplementary information :

• Cell wall gives the plant cells a REGULAR shape.

Yes , cell wall is responsible for the rigidity of the plant cells that helps it to withstand the temperature , water lose , winds , etc.

• An organism with billions of cells begin from a single cell.

Yes , during the sexual intercourse ; the gametes join to form a single celled zygote that further grows into a foetus and making up a complete organism.

• The nucleus controls the cellular activities.

The nucleus is also known as the brain of the cell as it is responsible for the control of cellular activities.