12. Free PDF download of Important Questions for CBSE Class 12 Biology Chapter 5 - Principles of Inheritance and Variation prepared by expert Biology teachers from the latest edition of CBSE (NCERT) books. Lactational Amenorrhoea :- absence of menstruation during intense lactation. Register online for Biology tuition on Vedantu.com to score more marks in your examination. Explain any one natural method of birth control. Periodic Abstinence :-couples avoid coitus from 10-17th day of menstrual cycle when ovulation is expected. It is a sterilization technique for women. Practising given Class 12 Biology Chapterwise Important Questions with solutions will help in scoring more marks in your Board Examinations. Give another name for sexually transmitted diseases. Here students can get class & chapter wise Class 12 NCERT notes, which is very helpful to understand the subject and its chapter in a good manner. Name two sexually transmitted diseases which are curable and two diseases which are not curable. Explore important questions on Human Reproduction for CBSE Class 12 for a better understanding of the concept. How are non medicated IUD’S different from hormone releasing IUD’S? Free PDF download of Important Questions for CBSE Class 12 Biology Chapter 4 - Reproductive Health prepared by expert Biology teachers from the latest edition of CBSE (NCERT) books. These CBSE Class 12 Chapter 4 Reproductive Health marks wise questions also comes with sample papers for them to solve, making learning a more comfortable process. CBSE Class 12 Biology Chapter-10 Important Questions – Free PDF Download. Important questions for Class 12 Biology is a well-created study material that includes chapter-wise extra questions important from the exam point of view. Ans. Very Short Answer Type Questions. You have coverd 0% Short Questions of total biology Short Questions, Only Paid Users can access LIVE lectures, MCQ Test and teacher support, For More information and fee details Call 0300-8885650. Chapter 4 – Reproductive Health, Chapter 2 – Sexual Reproduction in Flowering Plants, Chapter 5 – Principles of Inheritance and Variation, Chapter 6 – Molecular Basis of Inheritance, Chapter 9 – Strategies for Enhancement in Food Production, Chapter 11 – Biotechnology: Principles and Processes, Chapter 12 – Biotechnology and its Applications, Chapter 15 – Biodiversity and Conservation, Previous Year Question Paper for Class 12, CBSE Previous Year Question Paper for Class 10, CBSE Previous Year Question Paper for Class 12. They are same as normal babies only the fertilization for such zygote occurs in in-vitro conditions. Biology Important Questions Class 12 are given below chapter wise. RCHC refers to a popular programme called “Reproductive & child health care (RCHC) & the major tasks under these programmes are :-. Briefly explain the various reproductive technologies to assist an infertile couple to have children. Reproduction. (i) Avoid blood transfusion from an infected person. Ans. Dear students, prepare for biology class 12th chapter 4 long questions. 9. Reproduction in Organisms. More number of unemployment, poor infrastructure and pressure on the country’s economy. After a successful in vitro fertilisation, the fertilised egg begins to divide. Company Accounts and Analysis of Financial Statements, PART-2 Politics in India since Independence, PART-B Politics in India since Independence, CBSE Class 12 Biology Chapter-4 Important Questions – Free PDF Download. It is the rate at which the new members are added to the population by reproduction. Students can solve NCERT Class 12 Biology Reproductive Health MCQs Pdf with Answers to know their preparation level. 7. WHO defines reproductive health as total well being in all respects of reproduction including physical, emotional, behavioural and social. 5. These solutions are applicable for UP Board, Gujrat Board, CBSE Board, MP Board and all other boards who are following latest CBSE Syllabus 2020-21. 1. 2. Do you need help with your Homework? Mention any four probable reasons for the rapid rise of population in our country? Because in this methods, gonads are surgically removed it will lead to infertility & both male & female will be dependent on hormones in their remaining life to regulate functioning of many reproductive org. What is the maximum effectiveness of this method in terms of period/duration? Fertilization, gametogenesis, insemination, gestation, parturition, implantation. A.1. The zygote is then transferred into uterus or fallopian tube this process is called embryo transfer (ET), Gamete Intra fallopian Transfer (GIFI) :- It involves transfer of an ovum collected from a donor female into another female who cannot produce ova but can provide suitable condition for fertilization. I. Here we have given NCERT Class 12 Biology Important Questions Chapterwise State Board. How do they help in preventing fertilisation? (iv) Avoid sharing of injections needles and syringes and surgical instruments. What are the disturbing trends observed regarding MTP? Ans. 2. Providing facilities & support for building up reproductive healthy society. Biology Class 12 Important Questions are very helpful to score high marks in board exams. State the consequences of over population. Write the scientific name of causative agents of :–. Get most Important questions for CBSE class 12 Biology Chapter 4 - Reproductive Health prepared by academic team of entrancei (ii) Avoid sex with an unknown partner or multiple partners. The Government has banned amniocentesis to check on the incidences of female foeticides. Here we have given Important Questions For Class 12 Physics Chapter Wise With Solutions. Approximately 99 percent of ART cycles performed are IVF-ET. NATURAL METHODS : avoiding chances of meeting between the gametes. Multiple Choice Questions (MCQ) for CBSE Class 12-science Biology chapters on Topperlearning. It increases population size and population density. STDs, birth control methods. It refers to absence of menstruation during period of intense lactation. 1. Class 12 Biology important questions. It is the number of deaths per one thousand individuals per year. Briefly explain two natural barriers for birth control. The couple avoids or abstains from coitus from day 10 to 17 of the menstrual cycle because ovulation occurs during this period and therefore the period is highly fertile. Your email address will not be published. Ans. Dear students, prepare for biology class 12th chapter 4 long questions. Name the techniques which are employed in following cases : (a) Transfer of an ovum collected from a donor into the fallopian tube of another female who cannot produce ova but can provide suitable environment for fertilisation and development. (c) Semen collected either from husband or a healthy donor is artificially introduced either into vagina or uterus. CBSE Class 12 Biology Important Questions These important long questions are carefully added to get you best preparation for your 12th class biology ch. Steady decline in the death rate due to improved health services. Are you preparing for Exams? Give the term for rapid population growth. Barrier: Condom, IUD: Copper –T, Surgical technique: Vasectomy or Tubectomy, Administering Hormone : Oral Pill. Ans. Ans. December 19, 2019 by CoolGyan Leave a Comment. Suggest some methods to assist infertile couples to have children? Identify the device used for the following methods of birth control: Barrier, IUD, Surgical technique and Administering hormone. 1. These techniques also apply to oocyte donation and gestational carriers. Triploblastic … The structures which contain hormones like progesterone and estrogen and are placed under the skin. Sexual Reproduction. Coitus interruptus – Male partner withdraws his penis from the vagina just before ejaculation of semen. Ans. List the following events observed in human reproduction in chronological order. Ans. The consequences of overpopulation are : 8. Mention any two of it. 8. Give technical name of female used to bring up in vitro fertilized egg to maturity. NCERT Solutions for Class 12 Biology Chapter 4 Reproductive Health is given here to download in PDF format free or use online updated for new academic session 2020-2021. CBSE Class 12 Biology Important Questions & Notes Chapter Wise PDF. Practising given Class 12 Biology Chapterwise Important Questions with solutions will help in scoring more marks in your Board Examinations. (a) Non medicated IUDs = Lippes loop, Copper releasing IUDS (CuT, Multiload 375) ® These increase phagocytosis of sperms within uterus and release copper ions which suppress sperm motility and fertilizing capacity of sperm. Ans. Reproductive Health. The sperms may be of her husband’s or of a donor. Three are special techniques called Assisted Reproductive Technologies (ART) to help infertile couples to have children:-. 2. it is the rates at which the individuals die out. Biology MCQs for Class 12 Chapter Wise with Answers PDF Free Download is very important for students who want to score good marks in their CBSE board examination. One of the natural methods of birth control is Periodic abstinence or Rhythm method. To prepare further for Class 12 Biology subject you can get Revision Notes, Important Questions at aglasem.com for free. The principles of inheritance and variation were explained by Gregor Mendel in his experiments on a pea plant. Ans. Name the fluid from which foetal cells are extracted for chromosomal analysis. Condoms :- barriers made up of thin rubber or latex sheath to cover penis in makes or cervix in females. Jump to 2 Marks Questions Free PDF download of Important Questions with Answers for CBSE Class 12 Biology Chapter 10 – Microbes in Human Welfare prepared by expert Biology teachers from latest edition of CBSE(NCERT) books only by CoolGyan to score more marks in CBSE board examination. 4 exams. Therefore, as the mother breast feeds, chances of conception are nil. How does Cu- T act as a contraceptive? Amniocentesis is the prenatal diagnosis in which sample of amniotic fluid from womb of a pregnant women is taken during early stages of foetal development, the cells are cultured & analyzed to determine the sex of foetus. Ch 4 Bio Class 12 is a part of Unit 6. Ans. MTP refers to as medical termination of pregnancy. The effectiveness of this method is limited as most of the women have irregular menstrual cycle. Differentiate between natality rate and mortality rate. Ans. (b) Embryo is formed in laboratory in which sperm is directly injected into ovum. Download CBSE Class 12 Biology Reproductive Health Question Bank pdf, Biology revision notes, mind maps, formulas, examination notes, sure shot questions. 10. 6. Ans. 4. Under what conditions MTPs are legally permitted? 3. The two vasa differentia are cut and tied up. Artificial Insemination: – In this method semen is collected from the husband or a healthy donor & is artificially introduced into vagina or uterus. Lactational Amenorrhea is a method of contraception Justify. Ans. 9. Give three differences between tubectomy and vasectomy. CBSE Class 12 Biology Chapter-wise Notes presented by Vidyakul offer students with the summary of the chapters, important points to remember, detailed explanation of important concepts and illustrations for better comprehension and retaining of the chapter … Choose the correct answers: Question 1. ART may be recommended when other treatments (such as intrauterine insemination) have not been successful or when there is severe male factor infertility, severe endometriosis or tubal obstruction. Ans. We have provided Reproductive Health Class 12 Biology MCQs Questions with Answers to help students understand the concept very well. in case of casual unprotected intercourse. (iii) Intra uterine contraceptive devices. Jump to 3 Marks Questions. 13. Name the oral contraceptive developed by CDRI, Lucknow. Biology MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. 11. They inhibit sperm motility and therefore fertilization of ovum. Ex: Syphilis and Gonorrhoea. Ans. Here we have covered Important Questions on all topics for Class 12 Biology subject. Question 1. NCERT, CBSE, MCQ Questions for Class 12 BIOLOGY Chapter 1, Chapter 2, Chapter 3, Chapter 4, Chapter 5, Chapter 6. Free PDF Download of CBSE Biology Multiple Choice Questions for Class 12 with Answers Chapter 4 Reproductive Health. Chapter Wise Important Questions for Class 12 Physics with Answers and Solutions Pdf free download was designed by expert teachers from latest edition of NCERT books to get good marks in board exams. “Removal of Gonads cannot be a contraceptive option”. Describe the three manners in which fertilization of human ovum by sperm can be prevented? 12. Download CBSE Important Questions for CBSE Class 12 Biology Reproductive … Physical, congenital disease, Drugs, Immunological and even psychological (any four). Practising given Class 12 Biology Chapterwise Important Questions with solutions will help in scoring more marks in your Board Examinations. It is the introduction of two unfertilized oocytes and several sperms into the fallopian tube of a woman desirous to be a mother through laproscope. Q.1. Class 12 Biology Important Questions-In this article we will provide you ten important Biology questions, which will help you in your class 12 board exams and other entrance exams.Class 12 Important Biology Questions. Reasons for infertility in men and women are: 7. in case pregnancy is harmful for foetus or for mother. Majority MTP’s performed illegally by unqualified quacks, missuse for female foeticide. Free PDF download of Important Questions with Answers for CBSE Class 12 Biology Chapter 4 - Reproductive Health prepared by expert Biology teachers from latest edition of CBSE(NCERT) books. Ans. Ans. The eggs may be hers or a donor’s. Where is this egg transferred before it reaches the 8-celled stage and what is this technique called? It is legalized in our country only:-. BARRIER METHODS :- ovum & sperms are prevented from coming closer with the help of barriers. These important long questions are carefully added to get you best preparation for your 12th class biology ch. You’ll prepare using this huge databank. 14. II. Also, you can give online test and analyze your preparation level. 5. CBSE Class 12 Biology Chapter-wise Notes PDF. Assisted Reproductive Technology (ART) includes in vitro fertilization-embryo transfer (IVF-ET), gamete intrafallopian transfer (GIFT), zygote intrafallopian transfer (ZIFT), and frozen embryo transfer (FET). Tubectomy :- small portion of fallopian tube is removed or tied up through vagina. (b) It is effective only upto a maximum period of six months following parturition. Ans. 2. It is the number of births per one thousand individuals per year. Pollination. Ans. 2. Are they different from normal babies? 10. An increase demand and therefore pressure on the natural resources. Practising given Class 12 Biology Chapterwise Important Questions with solutions will help in scoring more marks in your Board Examinations. Ans. It … 1. Ans. https://byjus.com/biology/important-questions-class-12-biology Ans. 4. A.4. Educating people about care of pregnant women, important of breast feeding. Class 12 Important Biology Questions is very important resource for students preparing for Class XII board Examination. CBSE Class 12 Chapter 4 Reproductive Health Biology Marks Wise Question with Answers. Solution: Yes, sex education is necessary in schools. IVF-ET has helped many couples conceive successfully. Free PDF download of Important Questions with Answers for CBSE Class 11 Biology Chapter 4 - Animal Kingdom prepared by expert Biology teachers from latest edition of CBSE(NCERT) books. Subject wise and topic wise. (a) Gamete intra fallopian transfer. 1. Is sex education necessary in schools? 2. Hence, it is recommended that all students should read this chapter carefully and solve all the NCERT questions that are mentioned at the end of the chapter. Periodic abstinence – couple should avoid coitus from 10th to 17th day of menstrual cycle. 8. 2. Required fields are marked *. 3. Fallopian tube; Zygote intra fallopian transfer (ZIFT). What are test tube babies? These MCQ's are extremely critical for all CBSE students to score better marks. 3. Our database contains a total of 0 questions for biology Short Questions. Studiestoday. It helps in effective revision during exams and as a result, boost performance in the exam. awareness about sex abuse & sex related crimes. Free PDF download of Important Questions with Answers for CBSE Class 12 Biology Chapter 4 – Reproductive Health prepared by expert Biology teachers from latest edition of CBSE(NCERT) books only by CoolGyan to score more marks in CBSE board examination. The gestation period in human female is : (a) 30 days (b) 200 days (c) 250 days (d) 270-280 days. ... Class 12 Biology Important Questions; Class 12 Biology Chapter Summary . Why? Enlist any four possible reasons for infertility in human beings. Mention the various precautions one has to take in order to protect himself/herself form STDs. Enlist any three causes of infertility in men and women. MTP: Medical Termination of Pregnancy. Why has the Government imposed a statutory ban on amniocentesis? Free PDF download of Important Questions for CBSE Class 12 Biology Chapter 4 - Reproductive Health prepared by expert Biology teachers from the latest edition of CBSE (NCERT) books. Free Download CBSE Class 12 Biology Important Questions in PDF format. 13. Ans. Marks Weightage of Chapter 4 Biology Class 12 NCERT Solutions. Name the technique by which one can disorder any possible chromosomal or metabolic disorders in foetus. 7. The copper diffuses into the uterus and brings about the release of toxic cytokines. CBSE, Class 12 BIOLOGY MCQ, (MCQ) NCERT OBJECTIVE QUESTION WITH ANSWER, CHAPTER 11, CHAPTER 22, CHAPTER 13, CHAPTER 4, CHAPTER 5, CHAPTER 16, CHAPTER 171, CHAPTER 18, CHAPTER 9, CHAPTER 10. Differentiate between Vasectomy and Tubectomy. Sexual Reproduction in Flowering Plants. 6. Check the below NCERT MCQ Questions for Class 12 Biology Chapter 4 Reproductive Health with Answers Pdf free download. 1. Important Questions for Class 12 Chapter 5 Principles of Inheritance and Variations Inheritance is the transfer of genes from parents to the offsprings. 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