ROUTERA


Chapter 4 Reproductive health

Class 12th Biology Chapter Assertion and Reason


1. Assertion (A): Reproductive health refers to the well-being of individuals in all aspects of reproduction.

Reason (R): It includes physical, mental, and social well-being, which is essential for reproductive health.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Reproductive health involves not only the physical aspects of reproduction but also emotional and social well-being, ensuring responsible parenthood and the prevention of reproductive health issues.


2. Assertion (A): Family planning is an important component of reproductive health.

Reason (R): Family planning allows individuals to make informed decisions about the timing and number of children.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Family planning helps individuals and couples plan pregnancies and prevent unintended births, which is a critical aspect of reproductive health.


3. Assertion (A): Safe motherhood refers to the health of women during pregnancy, childbirth, and the postnatal period.

Reason (R): Safe motherhood practices aim to reduce maternal mortality and promote overall well-being during these stages.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Safe motherhood ensures that pregnant women have access to proper healthcare services, reducing maternal deaths and improving health outcomes.


4. Assertion (A): The use of contraceptive methods is essential for controlling population growth.

Reason (R): Contraceptive methods prevent unintended pregnancies and promote family planning.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Contraception is a key tool for population control, as it allows individuals to control reproduction and prevent overpopulation.


5. Assertion (A): Hormonal contraceptives are commonly used methods of contraception.

Reason (R): Hormonal contraceptives regulate ovulation and prevent fertilization by altering hormonal levels.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Hormonal contraceptives, such as birth control pills, prevent ovulation and thicken cervical mucus, making it difficult for sperm to reach the egg.


6. Assertion (A): Male contraceptives are less commonly used than female contraceptives.

Reason (R): Female contraceptives are more widely available and socially accepted.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Female contraceptives are more commonly available and accepted, whereas male contraceptives are fewer in number and have less widespread use.


7. Assertion (A): Vasectomy is a permanent method of contraception for males.

Reason (R): It involves the surgical removal or blocking of the vas deferens, preventing sperm from reaching the urethra.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Vasectomy is a surgical procedure that cuts or blocks the vas deferens, ensuring that sperm cannot be released during ejaculation.


8. Assertion (A): Intrauterine devices (IUDs) are used for contraception.

Reason (R): IUDs prevent fertilization by altering the environment of the uterus.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: IUDs work by creating an environment that is unfavorable for sperm or implantation, thus preventing pregnancy.


9. Assertion (A): Emergency contraceptive pills are used after unprotected intercourse to prevent pregnancy.

Reason (R): These pills alter the hormonal balance and prevent the fertilization or implantation of the egg.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Emergency contraceptive pills contain hormones that prevent ovulation or alter the uterine lining, preventing pregnancy after unprotected sex.


10. Assertion (A): Abortion is the termination of pregnancy.

Reason (R): Abortion is a legal option for terminating an unwanted pregnancy under medical supervision.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Abortion can be performed safely under medical supervision to end an unwanted pregnancy, ensuring the health of the woman.


11. Assertion (A): The practice of safe sex is an essential aspect of reproductive health.

Reason (R): Safe sex practices help prevent sexually transmitted infections (STIs) and unplanned pregnancies.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Safe sex, including the use of condoms, helps protect against STIs and reduces the risk of unwanted pregnancies.


12. Assertion (A): Sexually transmitted infections (STIs) are preventable through the use of barrier contraceptives.

Reason (R): Barrier methods like condoms form a physical barrier that prevents the transmission of STIs.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Condoms, as a form of barrier contraception, prevent the exchange of bodily fluids, reducing the risk of STIs.


13. Assertion (A): HIV/AIDS is a major concern for reproductive health worldwide.

Reason (R): HIV is transmitted through sexual contact, and its effects are significant in terms of reproductive health.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: HIV/AIDS impacts reproductive health by impairing immune function and increasing the risk of complications during pregnancy and childbirth.


14. Assertion (A): Infertility is a reproductive health issue that affects both men and women.

Reason (R): Infertility can result from various factors such as hormonal imbalances, infections, or structural problems in the reproductive organs.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Infertility can be caused by various factors affecting both males and females, including hormonal, genetic, or physical issues.


15. Assertion (A): Assisted reproductive technologies (ART) help infertile couples conceive.

Reason (R): ART involves medical procedures like IVF to assist in the fertilization and implantation process.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: ART techniques such as IVF (in vitro fertilization) aid in conception for infertile couples by facilitating the fertilization process outside the body.


16. Assertion (A): Sex education is an essential component of reproductive health.

Reason (R): Sex education helps individuals make informed decisions about their sexual health and well-being.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Sex education promotes awareness about reproductive health, contraception, and prevention of STIs, helping individuals make responsible decisions.


17. Assertion (A): Reproductive health services should be accessible to all individuals, regardless of gender or socio-economic status.

Reason (R): Access to reproductive health services ensures that individuals can protect and manage their reproductive health effectively.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Equal access to reproductive health services is essential to ensure that everyone can receive necessary care and information.


18. Assertion (A): Sexually transmitted infections (STIs) can be treated with antibiotics.

Reason (R): Antibiotics are effective in treating bacterial STIs such as gonorrhea and syphilis.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Bacterial STIs can often be cured with antibiotics, but viral infections like HIV require different treatments.


19. Assertion (A): Contraceptive methods help in preventing the transmission of STIs.

Reason (R): Barrier methods like condoms help reduce the transmission of STIs by preventing direct contact with bodily fluids.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Barrier methods like condoms are effective in preventing the spread of STIs by blocking the exchange of fluids.


20. Assertion (A): Health education plays a significant role in reproductive health.

Reason (R): Health education equips individuals with knowledge about reproductive rights, contraceptive methods, and sexual health.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Educating individuals about reproductive health issues leads to informed decision-making, reducing risks related to unplanned pregnancies and STIs.


21. Assertion (A): The use of contraceptives is a personal choice for individuals or couples.

Reason (R): The availability of different contraceptive options allows individuals to choose the method that suits their needs and preferences.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Contraceptive choices are personal and depend on factors such as health, convenience, and cultural beliefs.


22. Assertion (A): The human papillomavirus (HPV) vaccine is an important preventive measure for reproductive health.

Reason (R): The HPV vaccine protects against certain strains of the virus that cause cervical cancer.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: The HPV vaccine helps prevent infection with high-risk strains of the virus, reducing the risk of cervical cancer.


23. Assertion (A): Menstrual health is a key aspect of reproductive health.

Reason (R): Menstrual health includes regular cycles, proper hygiene, and management of menstruation-related issues.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Proper menstrual health management is essential for overall reproductive health, as it affects fertility and overall well-being.


24. Assertion (A): Pregnancy-related health issues are a significant part of reproductive health.

Reason (R): Pregnancy complications such as hypertension and gestational diabetes need to be managed to ensure maternal and fetal health.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Managing pregnancy-related complications is crucial to ensure the health of both the mother and the baby.


25. Assertion (A): Sexually transmitted infections can lead to infertility.

Reason (R): Infections such as gonorrhea and chlamydia can cause damage to the reproductive organs, leading to infertility.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Untreated STIs can cause scarring or blockages in the reproductive organs, leading to infertility.


26. Assertion (A): Reproductive health is important for the well-being of individuals and societies.

Reason (R): Good reproductive health ensures healthy individuals and families, which contributes to the overall socio-economic development.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Reproductive health is vital for individual well-being and societal growth as it impacts quality of life and demographic patterns.


27. Assertion (A): Assisted Reproductive Technology (ART) can help infertile couples have children.

Reason (R): ART includes procedures like IVF, where an egg and sperm are fertilized outside the body and then implanted in the uterus.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: ART, such as in vitro fertilization (IVF), helps couples conceive when they are unable to do so naturally by facilitating the fertilization process outside the body.


28. Assertion (A): The use of emergency contraceptive pills after unprotected intercourse is an effective method of preventing pregnancy.

Reason (R): Emergency contraceptive pills work by delaying or inhibiting ovulation, preventing fertilization or implantation.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Emergency contraceptive pills work by altering hormonal levels to prevent or delay ovulation, preventing pregnancy after unprotected sex.


29. Assertion (A): Condoms are the most effective method of preventing both pregnancy and sexually transmitted infections.

Reason (R): Condoms form a barrier that prevents sperm from entering the female reproductive tract and reduces the risk of STIs by blocking direct contact.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Condoms are the only contraceptive method that provides dual protection—against unwanted pregnancies and STIs—by forming a physical barrier.


30. Assertion (A): Male sterilization involves vasectomy, which is a permanent method of contraception.

Reason (R): Vasectomy involves cutting or sealing the vas deferens, which prevents the sperm from being released during ejaculation.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Vasectomy is a surgical procedure that permanently blocks the vas deferens, thus preventing sperm from being released during ejaculation.


31. Assertion (A): Abortion is a safe medical procedure when performed under appropriate medical supervision.

Reason (R): Legal and medically supervised abortions prevent complications and ensure the health and safety of the woman.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: When performed in safe, legal conditions, abortion is a medically safe procedure that helps prevent physical and psychological complications.


32. Assertion (A): The human papillomavirus (HPV) vaccine helps prevent cervical cancer.

Reason (R): HPV infection, particularly types 16 and 18, is a major cause of cervical cancer.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: HPV, especially high-risk strains like 16 and 18, is a significant cause of cervical cancer, and the HPV vaccine protects against these strains.


33. Assertion (A): Sex education plays a crucial role in reproductive health.

Reason (R): Comprehensive sex education informs individuals about reproductive rights, safe sex practices, and methods of contraception.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Sex education helps reduce misconceptions, prevent STIs, and promote healthy reproductive behaviors by educating individuals about their reproductive rights and safe sex practices.


34. Assertion (A): Menstrual health is important for reproductive health.

Reason (R): Irregular menstrual cycles or other menstrual health issues can indicate underlying reproductive health problems.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Menstrual health is closely linked to overall reproductive health. Problems such as irregular cycles can indicate hormonal imbalances or reproductive disorders.


35. Assertion (A): A vasectomy is a reversible form of contraception for men.

Reason (R): The vas deferens can be surgically rejoined to restore fertility after a vasectomy.
Answer: (A) False, R is true.
Explanation: While vasectomy is intended to be permanent, in some cases, it can be reversed, but success is not guaranteed. Reversal is a complex procedure and not always effective.


36. Assertion (A): Intrauterine devices (IUDs) can cause irregular bleeding in some women.

Reason (R): The insertion of an IUD can alter the hormonal environment of the uterus, causing changes in the menstrual cycle.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: IUDs can cause changes in menstrual bleeding patterns as they alter the hormonal balance or the physical conditions in the uterus.


37. Assertion (A): Menstruation is a key indicator of reproductive health in women.

Reason (R): Regular menstruation indicates hormonal balance and the proper functioning of the reproductive organs.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Regular menstruation is a sign of good reproductive health, indicating that the body is functioning normally in terms of hormonal levels and reproductive organ health.


38. Assertion (A): Male contraceptives are less common than female contraceptives.

Reason (R): Female contraceptives, such as birth control pills and IUDs, have been available for a longer time and are more socially accepted.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Male contraceptives are less commonly used because fewer options have been developed, and societal factors may affect their acceptance and use.


39. Assertion (A): Hormonal contraceptives are very effective but may have side effects.

Reason (R): Hormonal contraceptives alter the body’s natural hormonal balance, which can lead to side effects like weight gain and mood changes.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Hormonal contraceptives work by altering hormone levels to prevent ovulation and fertilization, but they can also cause side effects like mood swings and weight changes in some individuals.


40. Assertion (A): Reproductive health includes preventing and managing sexually transmitted diseases (STDs).

Reason (R): STDs can affect both men and women, leading to infertility, and other complications if left untreated.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Prevention and treatment of STDs are crucial components of reproductive health to ensure the well-being of individuals and prevent long-term complications like infertility.


41. Assertion (A): Infertility can be treated using ART methods like IVF.

Reason (R): ART techniques such as IVF help bypass issues related to sperm, egg, or uterine conditions that cause infertility.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: ART, such as IVF, provides solutions to infertility by fertilizing eggs outside the body and implanting the fertilized embryo into the uterus.


42. Assertion (A): Contraceptive implants are a long-term solution for preventing pregnancy.

Reason (R): Implants release hormones into the body that prevent ovulation and thicken cervical mucus, providing long-term contraception.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Contraceptive implants are inserted under the skin and release hormones over time to prevent pregnancy by inhibiting ovulation and making it difficult for sperm to reach the egg.


43. Assertion (A): STIs can be transmitted even without penetrative sex.

Reason (R): STIs like herpes and HIV can be transmitted through skin-to-skin contact or sharing needles.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Many STIs can be transmitted through non-penetrative sexual activities, such as skin-to-skin contact or through the sharing of contaminated needles.


44. Assertion (A): Education on reproductive health should begin early in life.

Reason (R): Early education helps individuals make informed decisions about their sexual and reproductive health throughout their lives.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Early education helps young people understand their bodies, make healthy decisions, and reduce the risk of reproductive health problems later in life


45. Assertion (A): Birth control pills are considered one of the most effective reversible contraceptive methods.

Reason (R): These pills inhibit ovulation by altering the hormonal cycle in females.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Birth control pills use hormones like estrogen and progesterone to prevent ovulation, thereby acting as a highly effective reversible contraceptive method.


46. Assertion (A): Overpopulation can lead to resource depletion and environmental degradation.

Reason (R): Effective family planning measures can help in controlling population growth and reducing pressure on resources.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Overpopulation strains resources and the environment. Family planning measures like contraception help manage population growth effectively.


47. Assertion (A): Female sterilization is achieved by a procedure called tubectomy.

Reason (R): Tubectomy involves cutting and tying the fallopian tubes to prevent the ovum from reaching the uterus.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Tubectomy is a surgical method of contraception that blocks the fallopian tubes, preventing fertilization.


48. Assertion (A): Unwanted pregnancies can be prevented by using oral contraceptive pills.

Reason (R): Oral contraceptives are hormonal pills that prevent ovulation and alter the uterine lining to make it unsuitable for implantation.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Oral contraceptives use synthetic hormones to prevent ovulation and make implantation difficult, thus avoiding unwanted pregnancies.


49. Assertion (A): Sexually transmitted infections (STIs) like syphilis and gonorrhea can be completely cured if detected early.

Reason (R): Early diagnosis allows for effective antibiotic treatment, preventing the disease from causing long-term complications.
Answer: (A) Both A and R are true, and R is the correct explanation of A.
Explanation: Bacterial STIs like syphilis and gonorrhea are treatable with antibiotics, especially if diagnosed early.


50. Assertion (A): Family planning methods are only intended for women.

Reason (R): Most contraceptive methods are designed for women, as they bear the burden of pregnancy.
Answer: (D) A is false, but R is true.
Explanation: While more contraceptive options are available for women, family planning is the responsibility of both partners, and methods for men, like condoms and vasectomy, also exist.