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Discuss the factors responsible for ascent of xylem sap in plants? |
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Answer» Cappilarity- Due to the force of cohesion, capillaries have low level of water. - Root pressure- Root pressure PUSHED SAP from below due to active absorption by ROOTS.- TRANSPIRATION – Transpiration is evaporation of water and it AFFECTS sap in a way that constant transpiration brings the sap under negative pressure. |
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