The opening and closing of stomatal pores depends on (a) Oxygen (b) Water in guard cells (c) Temperature (d) Concentration of CO2 in guard cells
BiologyClass 10ICSEAnswered 27 Mar 2026
Answer
) Water
The guard cells swell when water flows into them, causing the stomatal pores to open. Similarly the pore closes if the guard cells shrink or lose water in them.
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