Why they hv choosen option b
Please give correct explanation
Solution
During the loading of phloem which is an active process sucrose is pumped into the phloem from source end and protons moves in the opposite direction. Hence the concentration of protons in the phloem sap decreases which makes the phloem sap alkaline. Thus option B is the answer.
During the loading of phloem which is an active process sucrose is pumped into the phloem from source end and protons moves in the opposite direction. Hence the concentration of protons in the phloem sap decreases which makes the phloem sap alkaline. Thus option B is the answer.