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Minerals cannot be passively absorbed...

Minerals cannot be passively absorbed by the roots .

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The minerals cannot be passively absorbed by the roots because
(a) The minerals are present in the soil as charged particles (ion) and cannot move across the cell membrane. >
(b) The concentration of minerals in the soil in lower than the concentration of minerals in the root.
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Knowledge Check

  • In passive transport:

    A
    No energy expenditure is required
    B
    No involvement of physical forces like gravity
    C
    no involvement of physical forces like gravity
    D
    No involvement of osmosis

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