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Human Reproduction — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Reproduction1 Mark
MCQ
For two statements are given$-$one labelled Assertion and the other labelled Reason. Select the correct answer to these questions from the codes $(a), (b), (c)$ and $(d)$ as given below.
Assertion: Mammary gland is a modified sweat gland.
Reason: Mammary gland is functional in both male and female.
  • A
    Both assertion and reason are true, and reason is the correct explanation of assertion.
  • B
    Both assertion and reason are true, but reason is not the correct explanation of assertion.
  • ✓
    Assertion is true, but reason is false.
  • D
    Both assertion and reason are false.
✓

Answer

Correct option: C.
Assertion is true, but reason is false.
Mammary glands are modified sweat glands that lie over the pectoral muscles. They are also present in male but in a rudimentary form. Essential function of mammary gland is milk production, which has nutritive and immunologic functions. Presence of mammary gland in male is a condition called gynecomastia.

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