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Magnesium is present in...

Magnesium is present in

A

haemoglobin

B

chlorophyll

C

vitamin `B_(12)`

D

ascorbic acid

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • Magnesium is present as co-factor in which of the following?

    A
    Haemoglobin
    B
    Chlorophyll
    C
    Nucleoprotein
    D
    Glycoprotein

  • Assertion (A): magnesium is not present in enamel of human teeth. Reason (R ): Magnesium is an essential elements for biological functions of human beings.

    A
    If both `(A)` and `(R )` are correct and `(R )` is the correct explanation of `(A)`.
    B
    If both `(A)` and `(R )` are correct, but `(R )` is not the correct explanation of `(A)`.
    C
    If `(A)` is correct, but `(R )` is incorrect.
    D
    If `(A)` is incrrect, but `(R )` is correct.

  • Statement I : Hard water does not give lather with soap . Statement II : Calcium and magnesium salts present in hard water form precipitate with soap .

    A
    Both the statements individually true and Statement II is the correct explanation of Statement I.
    B
    Both the statements are individually true but Statement II is not correct explanation of Statement I.
    C
    Statement I is true but Statement II is false .
    D
    Statement I is false but Statement II is true .

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