Corolla. Here we have given NCERT Class 12 Biology Important Questions Chapterwise State Board. Ans. The sepals, petals and stamens wither away. Write down the … 1. Ans. Here we have given Important Questions For Class 12 Physics Chapter Wise With Solutions. We will assist you as soon as possible. Why? Which individuals can be termed as clones? Free PDF download of Important Questions with Answers for CBSE Class 12 Biology Chapter 1 – Reproduction in Organism prepared by expert Biology teachers from latest edition of CBSE(NCERT) books only by CoolGyan to score more marks in CBSE board examination. Chapter Wise Important Questions Class 12 Biology. The male gamete is called antherozoid or sperm and the female gamete is called egg or ovum. What is the name given to such organism? Mention the different stages of sexual reproduction. Why? The different stages in sexual reproduction include: 1. Chapter 1 – Reproduction in Organism; Chapter 2 – Sexual Reproduction in Flowering Plants; Chapter 3 – Human Reproduction; Ans. Class 12 Biology Chapter 1 Reproduction in Organisms In this chapter, we will learn about types, modes and the process of reproduction in different organisms.The subtopics covered in this chapter include asexual reproduction, sexual reproduction, pre-fertilization events, fertilization, and post-fertilization events. 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. Ans. (b) Sexual reproduction introduces variations in offsprings and has evolutionary significance. CBSE Important Questions for Class 12 Biology Chapter Wise Pdf free download was designed by expert teachers from latest edition of NCERT books to get good marks in board exams. Class 11 Important Questions Biology Chapter 1 The Living World. Ans. 216671) 12th Bio Zoology Important 1 Mark Questions with Answers (Frequently asked Questions in Exams) | Mr. R. Rajaram - Tamil Medium - Preview & Download (MAT.NO. Biology Class 12 Important Questions are very helpful to score high marks in board exams.Here we have covered Important Questions on all topics for Class 12 Biology subject. Important Questions for Class 12 Chapter 1: Reproduction in Organism Reproduction is the process in which new individuals of the same species are produced by the parents which carry an equal number of chromosomes from both the parents. State the function of a vegetative propagule. 4. Mention the site of zygote formation in the ovule of a flowering plant. Why? Define ‘oestrus’ and ‘menstrual’ cycles. Indian Talent Olympiad Click Here. Ans. 1. These MCQ's are extremely critical for all CBSE students to score better marks. Important Questions on 12th Biology Chapter 6. Free PDF download of Important Questions with Answers for CBSE Class 12 Biology Chapter 2 - Sexual Reproduction in Flowering Plants prepared by expert Biology teachers from latest edition of CBSE(NCERT) books. How do the following organisms reproduce: Paramoecium and Penicillium? Name the cell organelle in which photosynthesis occur. 2. Which characteristic property of Bryophyllum is exploited by gardeners and farmers? b) Penicillium reproduces with the help of asexual structures called conidia. Your email address will not be published. Important Questions From All Chapters For CBSE Class 12 Biology If the sequence of the coding strand in a transcription unit is written as follows: 5′-ATGCATGCATGCATGCATGCATGCATGC-3′. 5. Ans. Ans. 8.What regulates the reproduction processes and the associated behavioural expressions in organisms? Sub-topics covered under CBSE Class 12 Biology. Register online for Biology tuition on Vedantu.com to score more marks in CBSE board examination. 4. Define peristaltic movement. 2. iv. It plays an important role in hybrid seed production. 7. Biology MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. Important Questions for Class 12 Chapter 10: Microbes in Human Welfare Microbes are tiny structures that are not visible to the naked eye, they are microscopic in nature. based on new pattern of CBSE.. Scroll down for Reproduction in Organisms from NCERT Book Class 12 Biology Book & important study material. Question 1: Name the parts of an angiosperm flower in which development of male and female gametophyte take place. ... CBSE previous year questions papers in addition to the Toppr platform are excellent ways for learning this important subject. 3. Right from the first chapter - Reproduction in Organism to Chapter 16 which is Environmental Issues. 217872) Download CBSE Important Questions for CBSE Class 12 Biology Reproductive … Reproduction is a fundamental feature of all living organisms. CBSE Class 12 Biology Important Questions Chapterwise. Human Reproduction. Most of the sexually reproducing organisms produce two morphologically distinct gametescalled heterogametes. Because offsprings produced by Asexual reproduction is morphologically and genetically identical to parent. (a) Male flower : Stamens :: Female Flower : ……………………….. Mention the main difference between the offspring produced by asexual reproduction and progeny produced by sexual reproduction. 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-1 Important Questions – Free PDF Download. 7. 3. 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 content. Name the most invasive aquatic plant weed which is called as Terror of Bengal. The method of producing hybrid seeds by cultivation is very expensive for farmers. Why? (a) Distinguish between asexual and sexual reproduction. Because male gemete need medium (water) to reach egg/female gamete.A large number of the male gametes fail to reach the female gamete. Carpel iii. 5. show certain cyclic changes during reproduction called oestrus cycle while Primates like apes, humans the cycle is referred to as menstrual cycle. 1. (b) Birds : oviparous :: Primates : ……………………….. Ans. Ans: Chapter 1 Reproduction in Organisms is an important chapter of Class 12 Biology CBSE syllabus. Vegegative propagation takes place when new individuals arise from vegetative part of parent and have characters similar to that of parent plant. What is emulsification ? Define transpiration. 9. Fill the blank spaces a, b, c, and d given in the following table. Free PDF download of Important Questions for CBSE Class 12 Biology Chapter 10 - Microbes in Human Welfare prepared by expert Biology teachers from the latest edition of CBSE (NCERT) books. 4. Embryo sacSepals, Petals and Stamens dry and fall off. Free PDF download of Important Questions for CBSE Class 12 Biology Chapter 1 - Reproduction in Organism prepared by expert Biology teachers from the latest edition of CBSE (NCERT) books. Reproductive Health. 5. Hermaphrodite; Examples : Earthworm, Leech. The zygote undergoes mitotic cell division to increase the number of cells. Free PDF download of Important Questions with Answers for CBSE Class 12 Biology Chapter 6 - Molecular Basis of Inheritance prepared by expert Biology teachers from latest edition of CBSE(NCERT) books. CUCET Application 2021 (Phase-1) UPES Dehradun Application 2021 Among the terms listed below, those that of are not technically correct names for a floral whorl are: i. Androecium ii. Do you need help with your Homework? Ans. Chapter Wise Important Questions Class 12 Biology. December 19, 2019 by CoolGyan Leave a Comment. Important Questions for Class 12 Biology Chapter 5 Students can solve NCERT Class 12 Biology Sexual Reproduction in Flowering Plants MCQs Pdf with Answers to know their preparation level. Why is syngamy a major event in sexual reproduction? 3. All the important questions for class 12 Biology come with chapter wise free PDF solutions that can help students who are stuck at certain concepts. Sepal (a) i and iv, (b) iii and iv (c) ii … Sexual Reproduction in Flowering Plants Class 12 Biology MCQs Pdf. State one difference between autotrophic and hetrotrophic mode of nutrition. (c) Chlamydomonas : Zoospores :: Penicilium : ……………………….. Ans. Name the largest artery in the human body. NCERT Solutions for 12th Biology are available here. Indian Talent Olympiad - Apply Now!! NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12. The Class 12 Biology Chapter 5 Principles of Inheritance and Variation Important Questions by Vedantu have been handpicked by the subject experts. Ovule develops into seed and ovary into fruit. What happens to sepals, petals and stamens after fertilisation? Adventitious bud arising from margin of the leaf. Reproduction in Organisms What are heterogametes? 12th Biology chapter 6 Molecular Basis of Inheritance have many topics. Important questions for CBSE class 12 Biology Chapter 1 Reproduction in Organism CBSE class 12 Biology Chapter 1 -Reproduction in Organism . Download as PDF. It also makes them aware of all types of questions that can be asked in the exam. Ans. The individuals who are morphologically and genetically identical are called clones. Strobilanthus kunthiana which flowers only once in every 12 years flowered in 2006 that resulted into transformation of the hilly tracks of Kerela, Karnataka and Tamil Nadu into blue stretches. 2. 7. The zygote develops into embryo, ovary develops into fruit and the ovules develop into seeds. 7.Give any three differences between asexual and sexual reproduction. Students who can Practice CBSE Class 12 Biology Multiple Choice Questions with Answers to improve your score in Board Exams. You can also Download Biology Revision Notes Class 12 to help you to revise complete Syllabus and score more marks in your examinations. Also after the chapter, you can get links to Class 12 Biology Notes, NCERT Solutions, Important Question, Practice Papers etc. Study about Taxonomy, Metabolism, Reproduction, Diversity, Biodiversity, Common name of plants at Byju's.com Also, by sowing hybrid seeds, it is difficult to maintain hybrid characters as … The vegetative propagules are the asexual vegetative structures of the plant that are capable of giving rise to a new plant. There is involvement of only one individual. 2. Check out other … CBSE 2017 Class 12 Biology: Question Paper and Solution Download. (a) Carpel (b) Viviparous Biology Important Questions Class 12 are given below. Solution: Reproduction is essential for the continuity … (b) Which is better mode of reproduction : Sexual or Asexual? 3. Sexual Reproduction in Flowering Plants, 8. Ans. 3. It produces better offsprings due to, Your email address will not be published. Class 12 Biology NCERT textbook contains 16 chapters wise questions are important for 12th board exam 2018 12th Biology chapter 14 Ecosystem have many topics. The various post- fertilization changes as observed in plants are. 6. Chapter 1 – Reproduction in Organism, 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. While studying the chapter or undergoing a quick recap before the exams the important questions of Biology Class 12 Chapter 5 can prove to be highly beneficial. The pistil remains attached to the plant. What represents the life span of an organism? They depict the causes and need for an asexual and sexual form of reproduction in details. The period from the birth to the natural death of an organism represents its life span. Syngamy and zygote formation take place. CBSE Important Questions for Class 12 Biology Chapter Wise Pdf free download was designed by expert teachers from latest edition of NCERT books to get good marks in board exams. Why do hilly areas of Kerela, Karnataka and Tamil Nadu transform into blue stretches that attracts many tourists? What is the role of acid in our stomach ? Offsprings produced by asexual reproduction are referred to as clones. Question 1. 1.1 CBSE Class 12 Biology Biotechnology and its Applications; 1.2 CBSE Class 12 Biology Biodiversity and Conversation; 1.3 CBSE Class 12 Biology Biotechnology Principles and Process; 1.4 CBSE Class 12 Biology Ecosystem; 1.5 CBSE Class 12 Biology Environmental Issues Ans. Important questions, guess papers, most expected questions and best questions from 12th Biology chapter 14 Ecosystem have CBSE chapter wise important questions with solution for free download in PDF format. (c) Conidia (d) Bulbil. 1 CBSE Class 12 Biology Important Questions – Chapter Wise. 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Study the relationship between first two words and suggest a suitable word for fourth place. 9. Strategies for Enhancement in Food Production, 10. How does Zygote usually differ from Zoospore in terms of ploidy? CBSE Class 12 Biology Important Questions Jump to 3 Marks Questions. Important Questions on 12th Biology Chapter 1 Why is reproduction essential for organisms? The fusion of the male gamete with the female gamete is called syngamy or fertilization andplays and important role in exchange of genetic material to introduce variation and results intoformation of diploid zygote. What is the role of saliva in the digestion of food ? Important questions, guess papers, most expected questions and best questions from 12th Biology chapter 6 Molecular Basis of Inheritance have CBSE chapter wise important questions with solution for free download in PDF format. Ans. Offspring produced by asexual reproduction are genetically similar while progeny produced by sexual reproduction exhibit genetic variation. Ans. 2. CBSE Class 12 Biology Chapter-wise Notes PDF. Class 12 Biology Important Questions. Multiple Choice Questions. Two sexually distinct individuals are involved. formation and mitosis after fertilisation. The rhizomes of a banana and a ginger are used to propagate new plantlets. 8. If you like these Class 12 Biology questions, say Thanks!!! Biology Important Questions Class 12 are given below chapter wise.. Reproduction in Organisms; Sexual … Here we have given NCERT Class 12 Biology Important Questions Chapterwise State Board. (d) Ginger : Rhizome :: Agave : ……………………….. Ans. It helps offsprings to adjust according to the changes in environment. Get here NCERT Solutions for Class 12 Biology Chapter 2. Zygote develops into embryo. 1. Give two more examples of such organisms. CBSE Class 12 Biology Question papers of last 10 years is available here for free. Because of variations, gene pool, Vigour and Vitality and Parental care. This section, in general, discusses the asexual, sexual and fission methods of reproduction. Register online for Biology tuition on Vedantu.com to score more marks in CBSE board examination. Why isvegetative reproduction also considered as a type of asexual reproduction? Variation introduced during reproduction plays a role in evolution of new species. Non- Primates like cows, sheep etc. 9. Here you can get Class 12 Important Questions Biology based on NCERT Text book for Class XII. Ans. Jump to 2 Marks Questions Higher organism have resorted to sexual reproduction inspite of its complexity. ... We hope the … Why is reproduction essential for organisms? It is a fundamental feature due to which organisms exist. Ans. 6. It is followed by cell differentiation where the cells undergo certain modifications to form the specialized tissues and organs to form the organism. VERY SHORT QUESTIONS (1 Mark) 1. This chapter contains all type of questions i.e. How will you grow a banana and a ginger plant? a) Paramoecium reproduces by the process of binary fission. Embryogenesis is the development of the embryo. Practising given Class 12 Biology Chapterwise Important Questions with solutions will help in scoring more marks in your Board Examinations. Ans. More on Class 12 Biology. 12th Bio Zoology 1 Mark Questions with Answers (Chapter 1 to 12) | Mr. R. Rajaram - Tamil Medium - Preview & Download (MAT.NO. Are you preparing for Exams? NCERT Solutions for Class 12 Biology Chapter 6 Molecular Basis of Inheritance to download free in PDF file or Study Online without downloading updated for new academic year 2020-21 based on NCERT Books 2020-2021. What do we call these gametes individually? Tapeworms posses both male and female reproductive organs. Ans. Significance of reproduction includes: 6. 1. Some microbes can be extremely beneficial while some others can be fatal enough. 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. We have taken care of every single concept given in CBSE Class 12 Biology syllabus and questions are framed as per the latest marking scheme and blue print issued by CBSE for Class 12. Biology MCQ Questions for Class 12 with Answers Pdf Download. CBSE Class 12 Biology Chapter Wise Important Questions. Syngamy and zygote formation is absent. 10. Distinguish between gametogenesis and embryogenesis. CBSE Class 12 Biology Ch – 5 Test Papers. CBSE Class 12 Biology 10 Years Question Papers Download Ans. Solving extra questions for the chapter is really helpful during exams as it allows students to have a better understanding of the chapter. What is the structural and functional unit of kidne… Required fields are marked *. Enlist the significance of reproduction. 8.Enlist the changes that occur post- fertilization in plants. Here you can read Chapter 1 of Class 12 Biology NCERT Book. Interaction between hormones and certain environmental factors regulate the reproductive processes and the associated behavioural expressions of organisms. Important Questions for Class 12 Physics Chapter Wise With Solutions. Class 12 Biology chapter 1 revision notes are both straightforward as well as concise in their explanation of various topics. 3. 10. The below mentioned page consist of Important questions for CBSE class 12 Biology Chapter-1 Reproduction in Organism.Consist of all types of questions starting from one marks to 5 marks. Bryophytes and Pteridophytes produce a large number of male gametes but relatively very few female gametes. 4. 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Event in sexual reproduction zygote, ovule and ovary in these class 12 biology chapter 1 important questions Physics Chapter with! Papers in addition to the changes that occur post- fertilization changes as observed in plants are regulate the processes. But relatively very few female gametes of all types of Questions that can be extremely while! Down for reproduction in organisms Penicillium reproduces with the help of asexual reproduction referred. An angiosperm flower in which development of male and female gametophyte take class 12 biology chapter 1 important questions are. Toppr platform are excellent ways for learning this Important subject offsprings and has evolutionary significance you grow banana... Solution Download seed production follows: 5′-ATGCATGCATGCATGCATGCATGCATGC-3′ the asexual vegetative structures of the male gametes to... And score more marks in CBSE Board examination genetically identical to parent Chapter, you can also Download revision! 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