Menstrual Cycle_Unsolved Paper
Chapter: How Do Organisms Reproduce | Topic: Menstrual Cycle
MENSTRUAL CYCLE_UNSOLVED PAPER
Topic: Menstrual Cycle
Q1.The menstrual cycle is associated with the reproductive system of:
- Males only
- Females only
- Both males and females equally
- Neither males nor females
Q2. The menstrual cycle begins with:
- Ovulation
- Menstruation
- Fertilisation
- Implantation
Q3. Which event involves the release of an egg from an ovary during the menstrual cycle?
- Menstruation
- Ovulation
- Implantation
- Fertilisation
Q4. If fertilisation does not occur, the thickened lining of the uterus:
- Continues to grow indefinitely
- Is shed during menstruation
- Changes directly into an embryo
- Becomes the ovary
Q5. The menstrual cycle prepares the female reproductive system mainly for:
- Production of sperm
- Possible pregnancy
- Digestion of food
- Growth of bones
Q6. Which sequence best represents the major events of a typical menstrual cycle?
- Ovulation --> Menstruation --> Preparation of uterine lining
- Menstruation --> Growth and preparation --> Ovulation --> Possible pregnancy or beginning of a new cycle
- Fertilisation --> Menstruation --> Ovulation --> Implantation
- Implantation --> Ovulation --> Menstruation --> Fertilisation
Short questions
Q1. What is the menstrual cycle? Why is it important in human reproduction?
Q2.What is menstruation? Under what general condition does it occur?
Q3.What is ovulation? Why is it an important event in the menstrual cycle?
Q4.What happens to the uterine lining during the menstrual cycle?
Q5.
A student notices that menstruation occurs at regular intervals, although the exact number of days may vary from person to person.
Why is it important to understand that menstrual cycles can naturally differ among individuals?
Q6.
A girl is preparing for a school examination and wants to keep track of her menstrual cycle on a calendar.
How can maintaining a menstrual-cycle record help her understand her own cycle?
Q1. Describe the major stages of the menstrual cycle in their correct sequence. Include menstruation, development of the uterine lining, ovulation, and the possible occurrence of pregnancy.
Q2. Explain what happens during the menstrual cycle when fertilisation does not occur. Describe the changes in the ovum and the uterine lining and explain how a new cycle begins.
Q3.Explain the role of hormones in regulating the menstrual cycle. Discuss how hormonal changes are related to the development of the uterine lining and the release of an egg.
Q1.
A student records the first day of menstruation as 5 August and observes that her next menstrual cycle begins on 2 September.
a) What is the approximate length of this cycle?
b) Why should this calculation be understood as an estimate rather than a fixed rule for every person?
Q2.
A woman has completed one menstrual cycle. During the next cycle, an egg is released from an ovary, but fertilisation does not occur.
a) What happens to the uterine lining after the reproductive system does not receive a fertilised egg?
b) Which event marks the beginning of the next menstrual cycle?
Q3.
A student writes the following events in a random order:
Uterine lining begins to break down.
An egg is released from an ovary.
Uterine lining develops in preparation for possible pregnancy.
A new menstrual cycle begins.