Opening and closing of stomata wikipedia
In botany, a stoma (plural stomata ), also called a stomata (plural stomates ) (from Greek, mouth ), is a pore, found in the epidermis of leaves, stems, andHow can the answer be improved? opening and closing of stomata wikipedia
Guard cells help in opening and closing of stomata. Each stomata is surrounded by two guard cells which is kidney shaped in dicots and dumble shaped in monocots. Guard cells help the plant in TRANSPIRATION and exchange of gases which us very essential for plant to stay alive.
Dec 28, 2018 this video tutorial explains about the mechanism of opening and closing of stomata and the starch sugar hypothesis and some other theories related to opening and The opening and closing of stomata is depend upon the concentration of water( or H ion concentration) in the gaurd cells and the mesophyll cells surrounding to them. If the concentration is higher inside the mesophyll cells than the gaurd cells, then water moves to the gaurd cells which results in the swelling of the gaurd cells creating a pore.opening and closing of stomata wikipedia It helps in opening of stomata. B. Closing of Stomata in Absence of Light (DarknessNight Time): Closing of stomata depends on following conditions: (a) Absence of light. (b) Decreased concentration of malic acid in guard cells. (c) Efflux of K ions from guard cells. (d) Influx of H ions in guard cells. (e) Acidic medium of the cell sap in guard cells.