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NEET UG BIOLOGY MCQ: TRANSPORT IN PLANTS
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Which one of the following does not play a major role in upward movement of xylem sap in tall trees?
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Correct option: D
Plasmodesmata
Option D is correct because plasmodesmata are channels for cell-to-cell communication and do not directly contribute to the upward movement of xylem sap.
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Study the following statement and choose the correct option(s) from the codes from below
I. Root pressure provides a light push in the overall process of water transport
II. Root pressure causes the flow of water faster through xylem than it can be lost by transportation
III. In symplast pathway, water move exclusively through the cell wall and intercellular spaces
IV. Guttation is a cause of transpiration pull
V. Most plants fulfill their water requirement by transpiration pull Rate of imbibition is more in?
I. Root pressure provides a light push in the overall process of water transport
II. Root pressure causes the flow of water faster through xylem than it can be lost by transportation
III. In symplast pathway, water move exclusively through the cell wall and intercellular spaces
IV. Guttation is a cause of transpiration pull
V. Most plants fulfill their water requirement by transpiration pull Rate of imbibition is more in?