Why do guard cells have chloroplast?

Presence of chloroplasts helps guard cells to perform photosynthesis and prepare glucose. Due to glucose accumulation guard cells can absorb water by the process of osmosis. The cells become turgid and as a result stomata open.

  • 6

Guard cell do contain Chloroplasts, so they can manufacture sugar by photosynthesis. In fact, they are the only epidermal cells that have chloroplasts that can do this. Usually, we think of photosynthesis as by Mesophyll cells.

  • 0
What are you looking for?