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A piece of cut apple becomes brown. Why ...

A piece of cut apple becomes brown. Why ? Can you prevent it by a simple method ?

Text Solution

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Apple turns brown when cut since the surface is exposed to air and undergoes oxidaiton . It can be prevanted by dipping sliced apples in lemon juice. Lemon juice is an antioxidant which takes in all the available oxygen and prevents it from reaching the apple.s tissues.
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Knowledge Check

  • Assertion (A) : The cut apple turns brown. Reason (R) : Cut apple exposes its cells to atomspheric oxygen and the oxidises the phenolic compound present in it.Due to this enzymatic browning the cut apple turns brown.

    A
    Both(A) and (R) are correct and (R) is the correct explanation of (A).
    B
    Both (A) and (R) are correct but (R) is not the correct explanation of (A).
    C
    (A) is correct but (R) is wrong
    D
    (A) is wrong but (R) is correct

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