$A$ protoplast is a cell

When a plant cell is treated with cellulase and pectinase enzymes,which of the following is formed?

Where are plasmodesmata located?

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.
$(V)$ Endosmosis of water.

Which plant structure contains calcium pectate?

Plasmodesmata are .......