Biology - Single MCQs (Page 234)

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Q2331. Pressure flow theory was proposed by?...Q2332. Pulling upward of water and dissolved minerals towards the leaves through the xy...Q2333. Transport of minerals from soil to epidermal cells of roots via carrier protein ...Q2334. Symbionts which help plants in uptake of phosphorous and trace metals such as zi...Q2335. The opening and closing of stomata is directly controlled by the?...Q2336. Low level of CO2 favours _____ of the stomata?...Q2337. Stomata open due to _____ of K+ into the guard cells from the surrounding epider...Q2338. There are _______ hypothesis which may explain opening and closing of stomata?...Q2339. They function as multisensory hydraulic valve?...Q2340. Stomatal transpiration is _____ of total transpiration?...