The cell wall of a root hair is . . . . . . .

What is the remaining part of a cell called after the cell wall is removed?

The mineral constituent of the cell wall is

Which of the following is not a function of the cell wall?
$(i)$ Provides shape to the cell.
$(ii)$ Protects the cell from mechanical damage and infection.
$(iii)$ Helps in cell-to-cell interaction.
$(iv)$ Provides a barrier to undesirable macromolecules.

The addition of new molecules to the pre-existing cell wall is known as .........

$A$ mature plant cell has . . . . . . .