Question

While observing the temporary leaf peel of dicot leaf ,how would you differentiate guard cells from the rest of epidermal cells.

Answer 1

While observing the temporary leaf peel, how would you differentiate guard cells from the rest of epithelial cells?plzz ans fast I ... epidermal cells lacks chloroplasts.

Answer 2

Guard cell

• The role of guard cell is to controlling the gas exchange of the plant.
• It contain chloroplast thus, it can involved in the process of  photosynthesis.
• The inner wall of the guard cell is thicker than its outer wall.
• It is found in the epidermis of leaves, stems but not in roots.
• It can be differentiated from epidermal cell.

Epidermal Cell

• The role of epidermal cell is to provide a protection to the plant from the external environment.
• It do not contain chloroplast .
• The outer wall of the epidermal cell is thicker than its inner wall.
• It is found in epidermis of leaves, stems and roots.
• It can be differentiated from protoderm.