NEET UG BIOLOGY MCQ: TRANSPORT IN PLANTS

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What is required for the transport of substances through a membrane from a region of lower
concentration to higher concentration?

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Correct option: A

Input of energy

Option A (Input of energy) is correct because transport of substances against their concentration gradient, from a region of lower concentration to a region of higher concentration, requires active transport, which necessitates an input of energy.

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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?