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Reproductive Health

NCERT Class 12 · Biology Based on NCERT Class 12 Biology textbook · Free CBSE study kit

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Chapter Notes

Overview
This chapter builds on the human reproductive system to discuss reproductive health in its broadest sense—physical, emotional, behavioural, and social well-being in all matters related to reproduction. It covers the national programmes (RCH), population explosion and contraceptive methods, medical termination of pregnancy, sexually transmitted infections, and infertility. The one big idea a student must walk away with is that reproductive health is not merely the absence of disease but a state of complete well-being, and that informed choices about contraception, safe sex, and assisted reproductive technologies are essential for individual and societal health.
Key Concepts (34)
Reproductive health
According to WHO, reproductive health means a total well-being in all aspects of reproduction, i.e., physical, emotional, behavioural and social.
e.g. A society where people have physically and functionally normal reproductive organs and normal emotional and behavioural interactions in all sex-related aspects is reproductively healthy.
Family planning
Action plans and programmes initiated at a national level to attain total reproductive health as a social goal; started in India in 1951.
e.g. The 'Hum Do Hamare Do' campaign promoting small families is a family planning initiative.
Reproductive and Child Health Care (RCH) programmes
Improved programmes covering wider reproduction-related areas currently in operation under the popular name, focusing on creating awareness and providing facilities for a reproductively healthy society.
e.g. RCH programmes include educating fertile couples about birth control, care of pregnant mothers, and post-natal care.
Amniocentesis
A procedure in which some of the amniotic fluid of the developing foetus is taken to analyse the foetal cells and dissolved substances; used to test for genetic disorders such as Down syndrome, haemophilia, sickle-cell anaemia, etc., and to determine the survivability of the foetus.
e.g. Amniocentesis can detect Down syndrome in the foetus, but its misuse for sex determination is banned in India.
Saheli
A new oral contraceptive for females developed by scientists at Central Drug Research Institute (CDRI) in Lucknow, India; a non-steroidal preparation taken once a week with very few side effects and high contraceptive value.
e.g. Saheli is a 'once a week' pill that does not contain steroids, making it unique among oral contraceptives.
Population explosion
The rapid increase in population due to a decline in death rate, maternal mortality rate (MMR), and infant mortality rate (IMR), as well as an increase in the number of people in reproductive age.
e.g. World population rose from 2 billion in 1900 to about 6 billion by 2000 and 7.2 billion in 2011; India's population crossed 1.2 billion in May 2011.
Maternal mortality rate (MMR)
The number of maternal deaths per 100,000 live births; a rapid decline in MMR is a reason for population explosion.
e.g. Improved health facilities have led to a decrease in MMR in India.
Infant mortality rate (IMR)
The number of infant deaths per 1,000 live births; a rapid decline in IMR contributes to population growth.
e.g. Better post-natal care has reduced IMR in India.
Ideal contraceptive
A contraceptive that is user-friendly, easily available, effective and reversible with no or least side-effects, and does not interfere with the sexual drive, desire, or the sexual act of the user.
e.g. An ideal contraceptive should be like a condom—easily available, effective, and reversible.
Natural methods of contraception
Methods that work on the principle of avoiding chances of ovum and sperms meeting, without using medicines or devices.
e.g. Periodic abstinence, withdrawal (coitus interruptus), and lactational amenorrhea are natural methods.
Periodic abstinence
A natural method in which couples avoid or abstain from coitus from day 10 to 17 of the menstrual cycle when ovulation could be expected (the fertile period).
e.g. A couple practising periodic abstinence will not have intercourse during days 10-17 of the cycle.
Withdrawal or coitus interruptus
A natural method in which the male partner withdraws his penis from the vagina just before ejaculation to avoid insemination.
e.g. Withdrawal is a traditional method but has a high chance of failure.
Lactational amenorrhea
A natural method based on the fact that ovulation and the menstrual cycle do not occur during the period of intense lactation following parturition; effective only up to a maximum of six months following parturition.
e.g. A mother who breastfeeds her child fully for six months has almost no chance of conception.
Barrier methods
Methods in which ovum and sperms are prevented from physically meeting with the help of barriers.
e.g. Condoms, diaphragms, cervical caps, and vaults are barrier methods.
Condom
A barrier made of thin rubber/latex sheath used to cover the penis in the male or vagina and cervix in the female just before coitus to prevent ejaculated semen from entering the female reproductive tract.
e.g. 'Nirodh' is a popular brand of condom for males in India.
Diaphragms, cervical caps, and vaults
Barriers made of rubber that are inserted into the female reproductive tract to cover the cervix during coitus, preventing conception by blocking the entry of sperms through the cervix; reusable.
e.g. A diaphragm is often used with spermicidal creams to increase effectiveness.
Intra Uterine Devices (IUDs)
Devices inserted by doctors or expert nurses in the uterus through the vagina; available as non-medicated IUDs (Lippes loop), copper releasing IUDs (CuT, Cu7, Multiload 375), and hormone releasing IUDs (Progestasert, LNG-20).
e.g. Copper T (CuT) is a widely used IUD in India.
Oral contraceptives (pills)
Tablets containing small doses of either progestogens or progestogen–estrogen combinations, taken daily for 21 days starting within the first five days of the menstrual cycle, followed by a 7-day gap; they inhibit ovulation and implantation and alter cervical mucus.
e.g. Saheli is a non-steroidal oral contraceptive taken once a week.
Emergency contraceptives
Administration of progestogens or progestogen-estrogen combinations or IUDs within 72 hours of coitus to avoid possible pregnancy due to rape or casual unprotected intercourse.
e.g. A woman who had unprotected intercourse can take an emergency contraceptive pill within 72 hours.
Surgical methods (sterilisation)
Terminal methods to prevent any more pregnancies by blocking gamete transport; includes vasectomy in males and tubectomy in females.
e.g. Vasectomy involves removing or tying a small part of the vas deferens through a small incision on the scrotum.
Vasectomy
Sterilisation procedure in the male where a small part of the vas deferens is removed or tied up through a small incision on the scrotum.
e.g. Vasectomy is a highly effective but poorly reversible method of contraception.
Tubectomy
Sterilisation procedure in the female where a small part of the fallopian tube is removed or tied up through a small incision in the abdomen or through the vagina.
e.g. Tubectomy blocks the fallopian tubes to prevent the egg from meeting sperm.
Medical Termination of Pregnancy (MTP)
Intentional or voluntary termination of pregnancy before full term; also called induced abortion.
e.g. MTP is performed to get rid of unwanted pregnancies due to rape, contraceptive failure, or when continuation of pregnancy is harmful to the mother or foetus.
Sexually Transmitted Infections (STIs)
Infections or diseases transmitted through sexual intercourse; also called venereal diseases (VD) or reproductive tract infections (RTI).
e.g. Gonorrhoea, syphilis, genital herpes, chlamydiasis, genital warts, trichomoniasis, hepatitis-B, and HIV are common STIs.
Pelvic Inflammatory Diseases (PID)
Complications of STIs that include pelvic inflammatory diseases, abortions, still births, ectopic pregnancies, infertility, or even cancer of the reproductive tract.
e.g. Untreated STIs can lead to PID, which may cause infertility in women.
Infertility
The inability to produce children in spite of unprotected sexual co-habitation; reasons can be physical, congenital, diseases, drugs, immunological, or psychological.
e.g. A couple unable to conceive after two years of unprotected intercourse is considered infertile.
Assisted Reproductive Technologies (ART)
Special techniques used to assist infertile couples to have children when corrective treatment is not possible.
e.g. IVF, ZIFT, IUT, GIFT, ICSI, and AI are examples of ART.
In vitro fertilisation (IVF)
Fertilisation outside the body in almost similar conditions as that in the body; followed by embryo transfer (ET); popularly known as the test tube baby programme.
e.g. In IVF, ova and sperms are collected and induced to form a zygote in the laboratory.
Zygote intra fallopian transfer (ZIFT)
Transfer of zygote or early embryos (with up to 8 blastomeres) into the fallopian tube.
e.g. ZIFT is used when the embryo is at an early stage of development.
Intra uterine transfer (IUT)
Transfer of embryos with more than 8 blastomeres into the uterus.
e.g. IUT is used for later-stage embryos.
Gamete intra fallopian transfer (GIFT)
Transfer of an ovum collected from a donor into the fallopian tube of another female who cannot produce one but can provide suitable environment for fertilisation and further development.
e.g. GIFT is used when the female partner cannot produce eggs but can carry a pregnancy.
Intra cytoplasmic sperm injection (ICSI)
A specialised procedure to form an embryo in the laboratory in which a sperm is directly injected into the ovum.
e.g. ICSI is used in cases of very low sperm count or poor sperm motility.
Artificial insemination (AI)
A technique in which semen collected either from the husband or a healthy donor is artificially introduced either into the vagina or into the uterus (IUI – intra-uterine insemination) of the female.
e.g. AI is used when the male partner is unable to inseminate or has very low sperm counts.
Intra-uterine insemination (IUI)
A form of artificial insemination where semen is introduced directly into the uterus.
e.g. IUI is a common ART procedure for mild male factor infertility.
Formulas & Equations (3)
Population growth rate = (Birth rate - Death rate) / 10
Reads as: Population growth rate equals birth rate minus death rate divided by 10
Variables: Birth rate: number of live births per 1000 people per year; Death rate: number of deaths per 1000 people per year
Use when: When calculating or interpreting population growth rates from census data
⚠ Students often forget to divide by 10 or confuse birth rate with fertility rate
MMR = (Number of maternal deaths / Number of live births) × 100,000
Reads as: Maternal mortality rate equals number of maternal deaths divided by number of live births times 100,000
Variables: Maternal deaths: deaths of women due to pregnancy-related causes; Live births: number of babies born alive
Use when: When discussing maternal health indicators in population studies
⚠ Students often confuse MMR with IMR or forget the multiplier of 100,000
IMR = (Number of infant deaths / Number of live births) × 1,000
Reads as: Infant mortality rate equals number of infant deaths divided by number of live births times 1,000
Variables: Infant deaths: deaths of children under one year of age; Live births: number of babies born alive
Use when: When discussing child health indicators in population studies
⚠ Students often forget that IMR is per 1,000 live births, not per 100,000
How It Works
Mechanism of action of IUDs
  1. IUDs are inserted by doctors or expert nurses into the uterus through the vagina.
  2. IUDs increase phagocytosis of sperms within the uterus.
  3. Copper ions released from copper-releasing IUDs suppress sperm motility and the fertilising capacity of sperms.
  4. Hormone-releasing IUDs make the uterus unsuitable for implantation and the cervix hostile to sperms.
💡 Students often forget that copper IUDs work by suppressing sperm motility, not by killing the ovum.
Mechanism of action of oral contraceptive pills
  1. Pills containing progestogens or progestogen–estrogen combinations are taken daily for 21 days starting within the first five days of the menstrual cycle.
  2. After a gap of 7 days (during which menstruation occurs), the same pattern is repeated.
  3. They inhibit ovulation.
  4. They inhibit implantation.
  5. They alter the quality of cervical mucus to prevent or retard the entry of sperms.
💡 Students often think pills only prevent ovulation; they also alter cervical mucus and inhibit implantation.
Mechanism of action of emergency contraceptives
  1. Progestogens or progestogen-estrogen combinations or IUDs are administered within 72 hours of coitus.
  2. They prevent ovulation or fertilisation or implantation depending on the timing of administration.
💡 Emergency contraceptives are effective only if used within 72 hours, not after.
Vasectomy procedure
  1. A small incision is made on the scrotum.
  2. A small part of the vas deferens is removed or tied up.
  3. This blocks the transport of sperms from the testes to the urethra.
💡 Vasectomy does not affect sperm production; it only blocks sperm transport.
Tubectomy procedure
  1. A small incision is made in the abdomen or through the vagina.
  2. A small part of the fallopian tube is removed or tied up.
  3. This blocks the transport of the ovum from the ovary to the uterus.
💡 Tubectomy does not affect ovulation; it only blocks the fallopian tube.
In vitro fertilisation (IVF) and embryo transfer
  1. Ova from the wife/donor and sperms from the husband/donor are collected.
  2. Ova and sperms are induced to form a zygote under simulated conditions in the laboratory.
  3. The zygote or early embryos (with up to 8 blastomeres) are transferred into the fallopian tube (ZIFT).
  4. Embryos with more than 8 blastomeres are transferred into the uterus (IUT) to complete further development.
💡 ZIFT is for early embryos (up to 8 blastomeres) into the fallopian tube; IUT is for later embryos into the uterus.
Gamete intra fallopian transfer (GIFT)
  1. An ovum is collected from a donor female.
  2. The ovum is transferred into the fallopian tube of another female who cannot produce eggs.
  3. Fertilisation occurs naturally inside the recipient's body.
💡 In GIFT, fertilisation occurs inside the body, not in the lab.
Intra cytoplasmic sperm injection (ICSI)
  1. A single sperm is directly injected into the ovum in the laboratory.
  2. The resulting embryo is then transferred into the uterus.
💡 ICSI is used when sperm count is very low or sperm motility is poor.
Artificial insemination (AI) / Intra-uterine insemination (IUI)
  1. Semen is collected either from the husband or a healthy donor.
  2. The semen is artificially introduced either into the vagina or into the uterus (IUI) of the female.
💡 IUI is a type of artificial insemination where semen is placed directly into the uterus.
Exam Traps — Don't Make These Mistakes
⚠ Confusing 'sterilisation' with 'castration'
✗ Vasectomy and tubectomy remove the gonads (testes or ovaries).
→ Vasectomy removes a part of the vas deferens, not the testes; tubectomy removes a part of the fallopian tube, not the ovaries. Gonad removal would stop hormone production, which is not the goal.
✓ Vasectomy involves removing or tying a small part of the vas deferens; tubectomy involves removing or tying a small part of the fallopian tube. Both block gamete transport without affecting hormone production.
⚠ Thinking lactational amenorrhea is effective for the entire breastfeeding period
✗ Lactational amenorrhea prevents pregnancy as long as the mother breastfeeds.
→ The method is effective only up to a maximum of six months following parturition, and only if the mother breastfeeds fully.
✓ Lactational amenorrhea is effective only up to a maximum of six months following parturition, provided the mother breastfeeds the child fully.
⚠ Assuming all STIs are curable
✗ All sexually transmitted diseases are completely curable if detected early.
→ Hepatitis-B, genital herpes, and HIV infections are not completely curable; only other STIs like gonorrhoea and syphilis are curable if detected early and treated properly.
✓ Except for hepatitis-B, genital herpes, and HIV infections, other STIs are completely curable if detected early and treated properly.
⚠ Confusing ZIFT and IUT
✗ ZIFT transfers the embryo into the uterus.
→ ZIFT (zygote intra fallopian transfer) transfers the zygote or early embryo into the fallopian tube, not the uterus. IUT (intra uterine transfer) transfers embryos with more than 8 blastomeres into the uterus.
✓ ZIFT transfers zygote or early embryos (up to 8 blastomeres) into the fallopian tube; IUT transfers embryos with more than 8 blastomeres into the uterus.
⚠ Thinking MTP is legal without restrictions
✗ MTP can be performed at any time during pregnancy for any reason.
→ MTP is legal in India only under strict conditions: within the first 12 weeks on the opinion of one registered medical practitioner, and between 12 and 24 weeks on the opinion of two registered medical practitioners, for specific grounds like risk to the mother's life or severe foetal abnormalities.
✓ MTP is legal in India under the Medical Termination of Pregnancy (Amendment) Act, 2017, with strict conditions: up to 12 weeks with one doctor's opinion, and up to 24 weeks with two doctors' opinions, for specific grounds.
⚠ Believing that infertility is always the female's fault
✗ Infertility is always due to abnormalities or defects in the female partner.
→ The chapter explicitly states that 'more often than not, the problem lies in the male partner.' Infertility can be due to physical, congenital, diseases, drugs, immunological, or psychological factors in either partner.
✓ Infertility can be due to factors in either the male or female partner; often the problem lies in the male partner.
Compare & Contrast
Surgical procedure and target organ
Vasectomy
Tubectomy
Vasectomy is performed on males by removing or tying a part of the vas deferens through a small incision on the scrotum; tubectomy is performed on females by removing or tying a part of the fallopian tube through a small incision in the abdomen or through the vagina.
Stage of embryo and site of transfer
ZIFT
IUT
ZIFT transfers zygote or early embryos (with up to 8 blastomeres) into the fallopian tube; IUT transfers embryos with more than 8 blastomeres into the uterus.
Principle of action
Natural methods of contraception
Barrier methods of contraception
Natural methods avoid chances of ovum and sperms meeting by timing or behaviour (e.g., periodic abstinence, withdrawal, lactational amenorrhea) without using any device; barrier methods physically prevent the meeting of ovum and sperms using barriers like condoms, diaphragms, cervical caps, and vaults.
Mechanism of action
Copper-releasing IUDs
Hormone-releasing IUDs
Copper-releasing IUDs (e.g., CuT, Cu7) release copper ions that suppress sperm motility and fertilising capacity; hormone-releasing IUDs (e.g., Progestasert, LNG-20) additionally make the uterus unsuitable for implantation and the cervix hostile to sperms.
Exam Focus
Marks pattern: 2 MCQs (1 mark each), 1 SA-I (2 marks), 1 SA-II (3 marks), 1 LA (5 marks) — total approximately 12 marks
Most asked: Definition and components of reproductive health · RCH programmes and their objectives · Amniocentesis and its ban for sex determination · Population explosion causes and control measures · Contraceptive methods: natural, barrier, IUDs, oral pills, surgical methods · Mechanism of action of IUDs and oral pills · Saheli as a non-steroidal once-a-week pill · Medical Termination of Pregnancy (MTP): legal aspects and reasons · Sexually Transmitted Infections (STIs): examples, curability, prevention · Infertility and Assisted Reproductive Technologies (ART): IVF, ZIFT, IUT, GIFT, ICSI, AI
Don't skip: Explain the different contraceptive methods with their mechanisms of action (5 marks); Describe the various Assisted Reproductive Technologies (ART) and their applications (5 marks); Differentiate between vasectomy and tubectomy (2-3 marks); Explain the significance of RCH programmes and the ban on amniocentesis for sex determination (3 marks)
One-Line Revision (read aloud before the exam)
  1. Reproductive health, according to WHO, means total well-being in all aspects of reproduction—physical, emotional, behavioural, and social.
  2. India was the first country to initiate national-level family planning programmes in 1951, now called Reproductive and Child Health Care (RCH) programmes.
  3. Amniocentesis is used to detect genetic disorders like Down syndrome, haemophilia, and sickle-cell anaemia, but is banned in India for sex determination to prevent female foeticide.
  4. Saheli, developed by CDRI Lucknow, is a non-steroidal once-a-week oral contraceptive with few side effects.
  5. Population explosion is caused by a rapid decline in death rate, MMR, and IMR, and an increase in the number of people in reproductive age.
  6. An ideal contraceptive is user-friendly, easily available, effective, reversible, with no or least side-effects, and does not interfere with sexual drive or act.
  7. Natural contraceptive methods include periodic abstinence (avoiding coitus from day 10 to 17 of the menstrual cycle), withdrawal, and lactational amenorrhea (effective up to six months).
  8. Barrier methods like condoms, diaphragms, and cervical caps prevent the physical meeting of ovum and sperms; condoms also protect against STIs and AIDS.
  9. IUDs increase phagocytosis of sperms; copper-releasing IUDs suppress sperm motility; hormone-releasing IUDs make the uterus unsuitable for implantation.
  10. Oral contraceptive pills inhibit ovulation and implantation and alter cervical mucus to prevent sperm entry.
  11. Emergency contraceptives (progestogens or IUDs) must be used within 72 hours of coitus.
  12. Vasectomy is the surgical sterilisation of males by removing or tying a part of the vas deferens; tubectomy is the surgical sterilisation of females by removing or tying a part of the fallopian tube.
  13. MTP (Medical Termination of Pregnancy) is legal in India under the 2017 Amendment Act: up to 12 weeks with one doctor's opinion, up to 24 weeks with two doctors' opinions.
  14. STIs include gonorrhoea, syphilis, genital herpes, chlamydiasis, genital warts, trichomoniasis, hepatitis-B, and HIV; except hepatitis-B, genital herpes, and HIV, others are completely curable.
  15. Prevention of STIs includes avoiding sex with unknown/multiple partners and using condoms during coitus.
  16. Infertility is the inability to produce children after two years of unprotected sexual co-habitation; it can be due to factors in either partner.
  17. IVF (in vitro fertilisation) is fertilisation outside the body followed by embryo transfer; popularly called the test tube baby programme.
  18. ZIFT transfers zygote or early embryos (up to 8 blastomeres) into the fallopian tube; IUT transfers embryos with more than 8 blastomeres into the uterus.
  19. GIFT transfers an ovum from a donor into the fallopian tube of a recipient who cannot produce eggs.
  20. ICSI involves direct injection of a sperm into the ovum in the laboratory.
  21. Artificial insemination (AI) introduces semen into the vagina or uterus (IUI) of the female.

MCQs — 10 Questions with Answers

Q1. According to the WHO definition, reproductive health encompasses all EXCEPT:

  • A. Physical well-being of reproductive organs
  • B. Emotional and behavioural aspects of reproduction
  • C. Social interactions related to sex
  • D. Absence of all reproductive organs ✓

Answer: D — Reproductive health means a total state of well-being including physical, emotional, behavioural and social aspects — not absence of organs but their healthy, normal function.

Q2. India initiated national-level reproductive health action plans in which year?

  • A. 1947
  • B. 1951 ✓
  • C. 1965
  • D. 1971

Answer: B — The family planning initiative was launched in 1951, making India among the first countries to implement national reproductive health programmes.

Q3. Which of the following is NOT a category of contraceptive methods?

  • A. Natural/Traditional methods
  • B. Barrier methods
  • C. Immunological methods ✓
  • D. Surgical methods

Answer: C — The broad categories of contraceptives include natural, barrier, IUDs, oral, injectables, implants and surgical methods; immunological methods are not a standard category.

Q4. Saheli, a recently developed Indian oral contraceptive, was produced by:

  • A. Indian Institute of Medical Research (IIMR), Delhi
  • B. Central Drug Research Institute (CDRI), Lucknow ✓
  • C. All India Institute of Medical Sciences (AIIMS), Delhi
  • D. National Institute of Virology (NIV), Pune

Answer: B — Saheli was developed by scientists at the Central Drug Research Institute (CDRI) in Lucknow, representing India's contribution to contraceptive research.

Q5. Periodic abstinence as a natural contraceptive method works on the principle of avoiding coitus during which days of the menstrual cycle?

  • A. Days 1–5 (menstrual phase)
  • B. Days 10–17 (fertile/ovulation window) ✓
  • C. Days 18–28 (luteal phase)
  • D. Days 5–9 (pre-ovulation)

Answer: B — Natural methods avoid the fertile period (days 10–17) when ovulation is expected and fertilisation chances are high.

Q6. Amniocentesis is statutorily banned in India for sex-determination primarily to prevent:

  • A. Genetic diseases in the foetus
  • B. Female foeticide and skewed sex ratios ✓
  • C. Maternal complications during pregnancy
  • D. Miscarriage in the second trimester

Answer: B — Although amniocentesis is used to detect genetic disorders like Down syndrome, it is legally banned for sex-determination to prevent the social evil of female foeticide.

Q7. India's population crossed which milestone in May 2011 according to census data?

  • A. 1 billion
  • B. 1.1 billion
  • C. 1.2 billion ✓
  • D. 1.3 billion

Answer: C — India's population crossed 1.2 billion in May 2011, rising from approximately 350 million at independence in 1947.

Q8. The slogan 'Hum Do Hamare Do' in India's population stabilisation campaign advocates:

  • A. One child per family
  • B. Two parents and two children per family ✓
  • C. Delayed marriage and large families
  • D. No family planning

Answer: B — The slogan 'Hum Do Hamare Do' (We Two, Our Two) promotes a two-child norm to encourage smaller families and population stabilisation.

Q9. Which statement about contraceptive methods is correct? (Assertion: An ideal contraceptive is reversible and has no side-effects.) (Reason: Contraceptives should not interfere with sexual drive or the sexual act.)

  • A. Both assertion and reason are true; reason is the correct explanation
  • B. Both assertion and reason are true; reason is NOT the correct explanation ✓
  • C. Assertion is true; reason is false
  • D. Assertion is false; reason is true

Answer: B — Both statements are true — an ideal contraceptive should be reversible with minimal side-effects AND should not interfere with sexual drive/act — but they describe separate ideal features, not a cause-effect relationship.

Q10. India raised the statutory marriageable age to reduce population growth. According to the text, the current legal marriageable ages are:

  • A. Females 16, Males 18
  • B. Females 18, Males 21 ✓
  • C. Females 20, Males 23
  • D. Females 17, Males 19

Answer: B — The statutory marriageable age was raised to 18 years for females and 21 years for males as a measure to check population growth.

Flashcards

What does the WHO define as reproductive health?

A total state of physical, emotional, behavioural and social well-being in all aspects of reproduction, not just the absence of disease.

Name India's flagship reproductive health programme.

Reproductive and Child Health Care (RCH) programme, which evolved from the family planning initiative started in 1951.

What are the three main components of contraceptive awareness campaigns in India?

Education about birth control options, care of pregnant mothers, post-natal care, importance of breastfeeding, and equal opportunities for both male and female children.

What is the principle behind natural/traditional contraceptive methods?

Avoiding the meeting of ovum and sperm by abstaining from coitus during the fertile period (days 10–17 of the menstrual cycle).

What is amniocentesis and for what purpose is it legally permitted?

A procedure to withdraw and analyse amniotic fluid to detect genetic disorders like Down syndrome and haemophilia; statutorily banned for sex-determination to prevent female foeticide.

Name one contraceptive method developed in India.

Saheli, an oral contraceptive for females developed by scientists at the Central Drug Research Institute (CDRI), Lucknow.

What was India's population at independence and in 2011?

Approximately 350 million at independence (1947) and crossed 1.2 billion by May 2011 due to declining death and infant mortality rates.

What is the slogan associated with India's two-child family norm?

Hum Do Hamare Do (We Two, Our Two), promoting awareness about population stabilisation through smaller families.

What are the ideal characteristics of an effective contraceptive method?

Should be user-friendly, easily available, effective, reversible, have minimal or no side-effects, and not interfere with sexual drive or desire.

How do legal measures in India address reproductive health concerns?

Raising the marriageable age of females to 18 and males to 21 years, banning amniocentesis for sex-determination, and incentivising couples with small families.

Important Board Questions

Define reproductive health and state two main goals of India's Reproductive and Child Health Care (RCH) programme. [2 marks]

Reproductive health = physical + emotional + social well-being (WHO definition). RCH goals include awareness creation and providing facilities for reproduction-related problems (STDs, pregnancy care, contraception, infertility).

Explain the principle of natural/traditional contraceptive methods with reference to the menstrual cycle. Why are these methods less reliable than other contraceptive options? [5 marks]

Natural methods work by avoiding ovulation window (days 10–17 of 28-day cycle) — couples abstain from coitus. Less reliable because ovulation timing varies, sperm survival varies (up to 5–7 days), and cycle irregularity makes prediction difficult — calculate risk at different times to justify.

India's population increased from 350 million at independence to 1.2 billion by 2011. Analyse the factors responsible for this population explosion and discuss how the government addressed this issue through legal and contraceptive strategies, with examples. [6 marks]

Causes: declining death rate, declining infant/maternal mortality, increased reproductive-age population. Government strategies: (1) legal measures — raise marriageable age to females 18, males 21; ban amniocentesis for sex-determination; (2) contraceptive awareness — promote Hum Do Hamare Do, incentivise small families; (3) contraceptive development — Saheli oral pill from CDRI; (4) awareness campaigns on STDs, breast-feeding, post-natal care — connect each to population stability outcome.

Assertion-Reason Questions for Reproductive Health

Q1. Assertion (A):

Amniocentesis is legally banned for sex-determination in India.

Reason (R):

The procedure was being misused to identify female foetuses, leading to female foeticide and skewed sex ratios in the population.

Answer: A — Both A and R are true, and R is the correct explanation of A — Both statements are true, and the reason correctly explains why the ban was legally implemented. Misuse of amniocentesis for sex-determination followed by selective abortion created the problem that necessitated statutory intervention.

Q2. Assertion (A):

An ideal contraceptive should not interfere with sexual drive or sexual act of the user.

Reason (R):

Poor sexual acceptability reduces contraceptive compliance and user satisfaction, leading to contraceptive failure and unplanned pregnancies.

Answer: B — Both A and R are true, but R is NOT the correct explanation of A — Both statements are true—the assertion correctly reflects the ideal criteria, and interference with sexual function would reduce compliance. However, the reason provided is too mechanistic; the real reason is about maintaining quality of life and reproductive autonomy, not just failure rates.

Q3. Assertion (A):

The world population increased from 2 billion in 1900 to 7.2 billion by 2011.

Reason (R):

This exponential population growth was caused solely by increased birth rates in developing countries.

Answer: C — A is true but R is false — The assertion is factually correct based on data provided. However, the reason is incomplete and misleading—the chapter specifically identifies declining death rates, declining MMR/IMR, and increased reproductive age groups as causes, not just birth rate increases in developing regions.

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Case-Based Questions (CBQ) for Reproductive Health

Case Study:

Dr. Sharma, a reproductive health specialist in Delhi, observed that many couples visiting her clinic were unaware of contraceptive options beyond traditional methods. She noted that women aged 18-25 years had high rates of unplanned pregnancies due to lack of knowledge about periodic abstinence timing and other methods. The clinic began a comprehensive awareness programme using audio-visual media and printed materials explaining the menstrual cycle (28 days), fertile window (days 10-17), and various contraceptive categories. Within six months, the number of unplanned pregnancies in this age group decreased by 40%, and couples reported greater satisfaction with their chosen methods.

Q1. According to the passage, during which days of the 28-day menstrual cycle should couples practising periodic abstinence avoid coitus?

  • A. Days 1-9
  • B. Days 10-17 ✓
  • C. Days 18-28
  • D. Days 7-14

Answer: B

Q2. The 40% decrease in unplanned pregnancies in Dr. Sharma's clinic was primarily attributed to:

  • A. Mandatory use of a single contraceptive method
  • B. Increased access to surgical sterilization procedures
  • C. Improved awareness and education about reproductive options and timing ✓
  • D. Reduced frequency of sexual intercourse among couples

Answer: C

Q3. Which of the following best reflects the broader objective of Dr. Sharma's awareness programme?

  • A. To discourage young couples from having children
  • B. To promote reproductive health through informed choice and knowledge dissemination ✓
  • C. To enforce a one-child policy in urban areas
  • D. To increase healthcare costs for contraceptive services

Answer: B

Q4. The passage demonstrates that education through audio-visual and print media is an effective strategy for achieving reproductive health. This aligns with which national-level programme mentioned in the chapter?

  • A. Reproductive and Child Health (RCH) Care programmes ✓
  • B. Agricultural development initiatives
  • C. Industrial safety regulations
  • D. Environmental conservation projects

Answer: A

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Previous Year Questions (PYQ) for Reproductive Health

Real CBSE board exam questions from past papers — free to attempt.

CBSE 2026 · Set 57/1/1 · 5 marks

(b) (i) Case studies of some couples are given below. They were not able to have kids even though the parents were not taking any precautions. They also do not wish to adopt a child or take the help of donors. Study these cases and suggest an appropriate Assisted Reproductive Technology that could help them. Case I – Female – Normal Reports / Male – Normal sperms but no connection between epididymis and vas deferens. (1 mark) Case II – Female – Normal eggs but Fallopian tube blocked. / Male – Normal sperms. Male reports are normal. (1 mark) Case III – Female – Normal Reports. / Male – Low sperm count with less motility. (1 mark) (ii) Copper releasing intrauterine devices are very effective and popular contraceptive devices. Name any two copper releasing IUDs. Write two reasons that make them effective contraceptives. (2 marks)

CBSE 2026 · Set 57/2/1 · 1 mark

How many of the following features are related to Nirodh – a popular brand of condoms ? (i) Prevention of sexually transmitted infections. (ii) Phagocytosis of sperms. (iii) Male contraceptive device. (iv) Acts as chemical barrier. (v) Physiological changes in cervical mucus.

  • (i), (ii), (iv)
  • (i) and (iii)
  • (i), (ii), (v)
  • (ii) and (iv)

CBSE 2026 · Set 57/2/1 · 3 marks

Study the diagram given below : (a) Name and explain the procedure shown in the diagram. Mention one of its advantage and one disadvantage. (b) How is 'Saheli' different from other oral pills in terms of its composition and advantage ?

CBSE 2026 · Set 57/2/2 · 3 marks

Study the diagram given below. Name and explain the procedure shown in the diagram. Mention one of its advantage and one disadvantage. How is 'Saheli' different from other oral pills in terms of its composition and advantage?

CBSE 2026 · Set 57/2/3 · 3 marks

Study the diagram given below: (a) Name and explain the procedure shown in the diagram. Mention one of its advantage and one disadvantage. (b) How is 'Saheli' different from other oral pills in terms of its composition and advantage?

CBSE 2026 · Set 57(B) Biology · 5 marks

(a) (i) What is the 'RCH' programme and what is its motive? (ii) Make a list of five steps to implement the programme and to create awareness among the people about reproduction-related aspects. (iii) Which test in this field is meant for useful study but is misused by people? Write the importance of this test. OR (b) (i) Write the average duration of human pregnancy. By what name is this period known as? (ii) Explain the terms Menarche and Menopause. (iii) Name and explain the sterilisation methods in males and females.

CBSE 2026 · Set 57/3/2 · 1 mark

The method of contraception that is hormone-based and prevents ovulation is :

  • Oral Pills
  • Copper-T
  • Condom
  • Lippes loop

CBSE 2026 · Set 57/3/3 · 2 marks

(b) A girl develops sneezing, watery eyes and difficulty in breathing every time she visits a flower garden. (i) Identify the condition. (ii) Name the immune component responsible for this condition. (iii) Name the chemical released. (iv) State one medicine used to treat such a condition.

CBSE 2026 · Set 57/3/3 · 4 marks

The data below shows the concentration of nicotine smoked by a smoker taking 10 puffs/minute.

(a) (i) With reference to the above graph, explain the concentration of nicotine in the blood at 10 minutes.

CBSE 2026 · Set 57/3/3 · 5 marks

(b) Medical Termination of Pregnancy (MTP) plays an important role in reproductive health. (i) What is MTP ? (ii) Under what conditions is it legally permitted in India ? Mention any two points. (iii) In which stage of pregnancy is MTP considered legally and medically safe ? (iv) Explain any two risks/concerns associated with this process.

CBSE 2026 · Set 57/4/1 · 1 mark

A female undergoing IVF treatment has blocked fallopian tube. The technique by which the embryo with more than 8 blastomeres will be transferred into the female for further development is:

  • ZIFT
  • GIFT
  • IUT
  • AI

CBSE 2026 · Set 57/4/1 · 2 marks

How do 'implants' act as an effective method of contraception in human females? Mention one advantage of implants over contraceptive pills.

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Class 12 Biology Previous Year Questions, Chapter-wise

All 1074 CBSE board questions from 2022–2026, sorted by chapter and question type. Free PDF download.

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