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Biology · Class 12 Science

Ch 3Reproductive Health — Class 12 Biology, concept-first.

Having covered the human reproductive system in the previous chapter, the natural next question is: what does it mean for that system to be healthy? Reproductive health isn't just about reproductive organs functioning normally — the World Health Organisation defines it more broadly, as complete well-being in every aspe…

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Key concepts

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Reproductive Health Significance

Think of health as a state of complete well-being — not just the absence of disease. Now apply that to the part of your life that involves reproduction: the ability to have children, the decisions around when and how man…

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Chapter contents

The NCERT structure, section by section. Open a section to see its questions, then read the concept-first solution.

Introduction

Having covered the human reproductive system in the previous chapter, the natural next question is: what does it mean for that system to be healthy? Reproductive health isn't just about reproductive o…

3.1

Reproductive Health – Problems and Strategies

India was among the first countries in the world to launch national action plans aimed at reproductive health as a social goal — these began in 1951 under the name 'family planning', and have been rea…

3.2

Population Stabilisation and Birth Control

A population explosion is not just about large numbers — it is about the rate at which numbers grow. When the birth rate stays high and the death rate falls sharply, the population surges.

3.3

Medical Termination of Pregnancy (MTP)

MTP stands for Medical Termination of Pregnancy — the intentional ending of a pregnancy before the foetus becomes capable of independent survival.

3.4

Sexually Transmitted Infections (STIs)

Sexually transmitted infections (STIs) are diseases that spread primarily through sexual contact. The textbook uses the older term "Sexually Transmitted Diseases" (STDs), but the modern, more accurate…

3.5

Infertility

Reproductive health is not only about preventing unwanted pregnancies or managing diseases — it also includes helping those who wish to have children but cannot.

Summary

- Reproductive health means a state of complete physical, mental and social well-being in all matters relating to the reproductive system, not merely the absence of disease.

Exercises

+Show 12 questions12 questions
  1. 3.1What do you think is the significance of reproductive health in a society?Free
  2. 3.2Suggest the aspects of reproductive health which need to be given special attention in the present scenario.Free
  3. 3.3Is sex education necessary in schools? Why?Free
  4. 3.4Do you think that reproductive health in our country has improved in the past 50 years? If yes, mention some such areas of improvement.Preview
  5. 3.5What are the suggested reasons for population explosion?Preview
  6. 3.6Is the use of contraceptives justified? Give reasons.Preview
  7. 3.7Removal of gonads cannot be considered as a contraceptive option. Why?Preview
  8. 3.8Amniocentesis for sex determination is banned in our country. Is this ban necessary? Comment.Preview
  9. 3.9Suggest some methods to assist infertile couples to have children.Preview
  10. 3.10What are the measures one has to take to prevent from contracting STDs?Preview
  11. 3.11State True/False with explanation: (a) Abortions could happen spontaneously too. (True/False) (b) Infertility is defined as the inability to…Preview
  12. 3.12Correct the following statements: (a) Surgical methods of contraception prevent gamete formation. (b) All sexually transmitted diseases are…Preview

Exemplar Problems

Higher-order thinking / exemplar-style practice problems.

+Show 37 questions37 questions
  1. Q1The method of directly injecting a sperm into ovum in Assisted Reproductive Technology is called: (a) GIFT (b) ZIFT (c) ICSI (d) ETFree
  2. Q2Increased IMR and decreased MMR in a population will: (a) Cause rapid increase in growth rate (b) Result in decline in growth rate (c) Not c…Free
  3. Q3Intensely lactating mothers do not generally conceive due to the: (a) Suppression of gonadotropins (b) Hyper secretion of gonadotropins (c)…Free
  4. Q4Sterilisation techniques are generally fool proof methods of contraception with least side effects. Yet, this is the last option for the cou…Preview
  5. Q5A national level approach to build up a reproductively healthy society was taken up in our country in: (a) 1950s (b) 1960s (c) 1980s (d) 199…Preview
  6. Q6Emergency contraceptives are effective if used within: (a) 72 hrs of coitus (b) 72 hrs of ovulation (c) 72 hrs of menstruation (d) 72 hrs of…Preview
  7. Q7Choose the right one among the statements given below: (a) IUDs are generally inserted by the user herself (b) IUDs increase phagocytosis re…Preview
  8. Q8Following statements are given regarding MTP. Choose the correct options given below: (i) MTPs are generally advised during first trimester…Preview
  9. Q9From the sexually transmitted diseases mentioned below, identify the one which does not specifically affect the sex organs: (a) Syphilis (b)…Preview
  10. Q10Condoms are one of the most popular contraceptives because of the following reasons: (a) These are effective barriers for insemination (b) T…Preview
  11. Q11Choose the correct statement regarding the ZIFT procedure: (a) Ova collected from a female donor are transferred to the fallopian tube to fa…Preview
  12. Q12The correct surgical procedure as a contraceptive method is: (a) Ovariectomy (b) Hysterectomy (c) Vasectomy (d) CastrationPreview
  13. Q13Diaphragms are contraceptive devices used by the females. Choose the correct option from the statements given below: (i) They are introduced…Preview
  14. Q14Reproductive health refers only to healthy reproductive functions. Comment.Preview
  15. Q15Comment on the Reproductive and Child Health Care programme of the government to improve the reproductive health of the people.Preview
  16. Q16The present population growth rate in India is alarming. Suggest ways to check it.Preview
  17. Q17STDs can be considered as self-invited diseases. Comment.Preview
  18. Q18Suggest the reproduction-related aspects in which counselling should be provided at the school level.Preview
  19. Q19Mention the primary aim of the “Assisted Reproductive Technology” (ART) programme.Preview
  20. Q20What is the significance of progesterone-estrogen combination as a contraceptive measure?Preview
  21. Q21Strict conditions are to be followed in medical termination of pregnancy (MTP) procedures. Mention two reasons.Preview
  22. Q22Males in whom testes fail to descend to the scrotum are generally infertile. Why?Preview
  23. Q23Mention two advantages of lactational amenorrhea as a contraceptive method.Preview
  24. Q24Suggest some important steps that you would recommend to be taken to improve the reproductive health standards in India.Preview
  25. Q25The procedure of GIFT involves the transfer of female gamete to the fallopian tube. Can gametes be transferred to the uterus to achieve the…Preview
  26. Q26Copper ions-releasing IUDs are more efficient than non-medicated methods. Why?Preview
  27. Q27What are the probable factors that contributed to population explosion in India?Preview
  28. Q28Briefly explain IVF and ET. What are the conditions in which these methods are advised?Preview
  29. Q29What are the advantages of natural methods of contraception over artificial methods?Preview
  30. Q30What are the conditions in which medical termination of pregnancy is advised?Preview
  31. Q31Comment on the essential features required for an ideal contraceptive.Preview
  32. Q32All reproductive tract infections (RTIs) are STDs, but all STDs are not RTIs. Justify with example.Preview
  33. Q33What are the Assisted Reproductive Techniques practised to help infertile couples? Describe any three techniques.Preview
  34. Q34Discuss the mode of action and advantages/disadvantages of hormonal contraceptives.Preview
  35. Q35STDs are a threat to reproductive health. Describe any two such diseases and suggest preventive measures.Preview
  36. Q36Do you justify the statutory ban on amniocentesis in our country? Give reasons.Preview
  37. Q37Enumerate and describe any five reasons for introducing sex education to school-going children.Preview

Sample & Board Papers

Sample papers and previous-year board questions for this subject.

+Show 1 question1 question
  1. Q1Medically it is advised to all young mothers that breastfeeding is the best for their newborn babies. Do you agree? Give reasons in support…Preview