Question

Define (i) menarche, and (ii) menopause.

Answer 1

Answer:

menarche means when menustral cycle start in women.

menopause means when menustral cycle is ended in women.

Answer 2

Menarche and Menopause

Explanation:

(i) Around the age of 12 years, females experience the onset of menstruation. The reproductive system starts producing the egg or ovum. Onset of menstruation is called Menarche.

(ii) Menopause is when a woman stops having periods and is no longer able to get pregnant naturally. Periods usually start to become less frequent over a few months or years before they stop altogether.