NEET UG BIOLOGY MCQ: TRANSPORT IN PLANTS

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Which of the following get accumulated in the vacuoles of guard cells during stomatal opening?

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Correct option: D

Malate, potassium and chloride ions

Option D (Malate, potassium and chloride ions) is correct because the influx of potassium and chloride ions into guard cells, along with the production of malate, increases the osmotic potential, leading to water influx and stomatal opening.

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Water rises in the stem due to Herbaceous plants have only about ____% of its fresh weight as dry matter? Wilting occurs when Munch hypothesis is based on 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?