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Diffusion is a random movement of indivi...

Diffusion is a random movement of individual molecules form a region of lower concentration to a region of higher concentration.

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Knowledge Check

  • This question has statement I and II. Of the four choices given after the statements, choose the one that best describes the two statements. Statement - I : Osmosis involves movement of solvent molecules from its higher concentration to its lower concentration. Statement -II : Solutions having the same osmotic pressure are called isotonic solutions.

    A
    Statement - I is true, Statement - II is true. Statement - II is a correct explanation of Statement - I
    B
    Statement - I is true, Statement - II is true. Statement - II is not correct explanation of Statement - I
    C
    Statement - I is true, Statement - II is false.
    D
    Statement - I is false, Statement - II is true.

  • The substance prsent in higher concentration in blood than glomberular filtrate

    A
    urea
    B
    plasma proteins
    C
    glucose
    D
    water

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