Role of Water in Plants - Practice Questions & MCQ

• Water constitutes 80%-90% of the protoplasm of a plant cell.
• Water acts as a solvent, reactant, reagent in many important physiological processes.
• It acts as a medium for biochemical reactions.
• It is responsible for maintaining the turgidity of cells.

Why is the maintenance of turgidity important for cells?

• It is required for cell enlargement.
• It is required for the opening and closing of stomata.
• It is required for the movement of leaves.
• It also regulates the opening and closing of flowers in some plants.