Answer
Question:
The first menstruation is called:
Correct Answer:
(2) Menarche
Detailed Explanation:
Menarche is the term used to describe the first menstrual period in a female. It usually occurs during puberty, typically between the ages of 9 and 16, depending on factors such as genetics, nutrition, and health. Menarche marks the beginning of reproductive capability in females.
Clarification of Other Options:
- Menopause: Permanent cessation of menstruation, usually between ages 45–55. Marks the end of reproductive years.
- Diapause: A developmental pause in some animals; not related to human menstruation.
- Ovulation: Release of an egg from the ovary during the menstrual cycle; not the first period.
Supporting Statement from Image:
“The first menstruation in females begins at puberty and is called menarche.”
Conclusion:
The first menstruation in females is scientifically termed menarche, making option (2) the correct answer.