SHORT ANSWER TYPE QUESTIONS [3 Marks] – Year 2007. How do they structurally differ from each other? Question.29 Write any two differences between binary fission and multiple fission in a tabular form as observed in cells of organisms. it will not help in protecting her from sexually transmitted diseases. Answer. The most effective contraceptive which prevents the spread of these diseases is by the use of mechanical barriers such as physical devices like condoms. ... Answer. Answer. Answer. Complete Reproduction in Flowering Plants Class 10 Notes | EduRev chapter (including extra questions, long questions, short questions, mcq) can be found on EduRev, you can check out Class 10 lecture & lessons summary in the same course for Class 10 Syllabus. The embryo gets nutrition from the mother’s blood with the help of a special tissue called placenta. This is a disc which is embedded in the uterine wall and transfers glucose and oxygen from the mother to the embryo. Arrange the following terms in the correct development sequence: Pollen grain, sporogenous tissue, … Answer. The four sexually transmitted diseases are: the organisms that are fit in the competitive environment and with great variations will be able to survive and adapt. In humans, there are two ureters, one attached to each kidney. These fragments grow into new individuals. Answer. (i) Implantation: The embedding (i) Spore formation in Rhizopus. Natural vegetative propagation by leaves: The fleshy leaves of Bryophyllum bear adventitious buds in the notches along the leaf margin. There are many more useful educational material which the students can download in pdf format and use them for studies. (iii) Surgical method. (iii) Implantation of zygote. Register online for Biology tuition on Vedantu.com to score more marks in your examination. (ii)Part that transfers male gametes to the female gametes. (i) DNA copying is called DNA replication. (i) Vegetative propagation is a cheaper, easier and more rapid method of propagation in plants than growing plants from their seeds. The reproducing cell produces an identical copy of DNA through some cellular mechanism. (iii) Through infected needles used for injection. Small cut or broken parts of the organism body grow or regenerate into separate individuals. All types of questions are solved for all topics. NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12. What happens to human egg when it is not fertilised? If the egg is not fertilised, the thick and nourishing lining of the uterus breaks and comes out through vagina as blood and mucous. LONG ANSWER TYPE QUESTIONS [5 Marks] – Year 2012. Which one of them damages the immune system of human body? It is called vasectomy in males and tubectomy in females. Question.44 What is meant by asexual reproduction? (ii) Fertilisation The ova is round in structure. (i) that produces egg If a sperm carrying X chromosome fertilises an egg which carries X chromosome, then the’ child born will be a girl. DNA plays an important role in the reproduction of a cell. Answer. ICSE 8 Biology > Reproduction in Plants Question Papers Revision Notes Take Quizzes Solve Worksheets Select a Chapter from the menu to view the specific chapter (c) Zygote is formed when male gamete, Le. development of human embryo. Sexual Reproduction in Flowering Plants ( All ) Select Topic. (i) AIDS (ii) Genital warts (iii) Trichomoniasis The function of testes is to produce sperms and male sex hormone testosterone. B – Ovary; in human beings are as follows: Free Appraisal Letter Format, Samples, Tips | How to write an Appraisal Letter? Question.26 List any three differences between pollination and fertilisation. Answer. (iii) there is a labour division in the body of complex organisms. This device is copper-T placed safely inside the uterus by a doctor or nurse. (ii) Offsprings produced are identical. Answer. (ii) By the transfusion of blood from an infected person. The spores of the flowering plants are dispersed by wind because the spores are _____. Question 1 . (b) If a woman is using a copper-T, Answer. Bisexual is the plant whose flowers contain both stamens and carpels. Copper-T prevents only implantation in the uterus. When fully matures, the bud detaches itself from the parent body and develops into new indipendent individuals. Stamens 4. (c) What happens to the lining of uterus: Answer: Unisexual flower can self-pollinate where both male and female flowers are present on the same plant. Plants raised by vegetative propa-gation can bear fruits and flowers earlier. (iv) The plants generated from vegetative means are more uniform and genetically similar to the parent stock. Sexual Reproduction in Plants • Flowers are the reproductive organs of plants. human body. of a fertilised mammalian egg (embryo) into the inner thick wall of the uterus (womb) where it will continue its development is called implantation. ☛See also: Ch 8 - How do Organisms Reproduce? Question.20 What is reproduction? an individual organism only will survive in a population.” Justify. (i) DNA copying provides cellular apparatus in the daughter cells. (a) The role of seminal vesicles and the prostate gland are as follows: Four modes of spreading AIDS are as follows: The use of Intrauterine Contraceptive Devices (IUCDs) prevents implantation in the uterus. present in human beings. (ii) Avoid sharing of needles. Question.53 Draw a diagram of a human female reproductive system and label the part Flowers are the plant’s reproductive structures , flowers are usually both male and female, and are brightly colored to attract insects to help them carry pollen used for sexual reproduction. Answer.DNA copying is an essential part of the process of reproduction because: ... 14 Questions Show answers. All questions and answers from the Basic Science Book of Class 7 Science Chapter 12 are provided here for you for free. (iii)DNA copies will retain the traits. https://www.youtube.com/watch?v=nd-0HFd58P8. Question.28 (a) Explain the role of placenta in the List any four modes of spreading AIDS. Question.9 Illustrate the following with the help of suitable diagrams: this method, specific drugs are used by females, which are of two types: oral pills and vaginal pills. (i) Fertilisation is defined as the fusion of a male gamete (sperm) with a female gamete (an ovum or egg) to form a zygote during sexual reproduction. (b) Label pollen grain, male germ- cells, pollen tube and female germ-cell in the above diagram. Played 858 times. (b) What is the average duration of human pregnancy? Use of condom for penis or for vagina as a mechanical barrier for the sperms to reach the egg. Unisexual is the plant whose flowers contain either stamens or carpels but not both. NCERT Solutions for Class 7 Science PDF free download, NCERT Solutions for Class 7 Science Chapter 12 Reproduction in Plants, to Study online or download free in PDF form. (b) The part where the female gamete is formed. Here on AglaSem Schools, you can access to NCERT Book Solutions in free pdf for Science for Class 7 so that you can refer them as and when required. Answer. SHORT ANSWER TYPE QUESTIONS [2 Marks] – Year 2008. (a) Fragmentation: Multicellular organisms with simple body organisation such as filamentous algae-Spirogyra breaks up into two or more small pieces or fragments upon maturation. MCQ Questions for Class 10 Science Pdf Chapter 1 Chemical Reactions and Equations. (a) The part which contains pollen grains. The period, when the rate of general body growth begins to slow down and reproductive tissues begin to mature, is called puberty. Four methods of prevention or control of AIDS are as follows: Question.50 List and explain in brief three methods of contraception. admin. (a) Natural Vegetative Propagation, and 1(i) What is fertilisation? 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List three conditions Rhizopus reproduces by spore formation. Answer. Plant Reproduction Pollination DRAFT. (ii) Syphilis 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. Use of oral pills which change the hormonal balance so that eggs are not released. (ii) What is the site of fertilisation in human beings? Answer. With a neat diagram, explain the 7-celled, 8 nucleate nature of female gametophyte. List any four methods of prevention (control) of AIDS. Artificial methods of vegetative propagation like cutting are used to grow rose plants. Conditions favourable for spore formation are: (b) List two functions performed by testis in human beings. (a) Amoeba (b) Planaria. Question.34 Expand AIDS. SHORT ANSWER TYPE QUESTIONS [I] [2 Marks] – Year 2011. (ii) Many oranges do not produce viable seeds and hence, vegetative method is good alternative. How can these be prevented? (i) One of the male gamete fuses with the female gamete present in the embryo sac. SHORT ANSWER TYPE QUESTIONS][II] [3 Marks] – Year 2010. Free PDF download of NCERT Solutions for Class 12 Biology Chapter 2 - Sexual Reproduction in Flowering Plants solved by Expert Teachers as per NCERT (CBSE) textbook guidelines. (a) Four reasons for adopting contra¬ceptive methods are: Free Download as PDF of the detailed solutions for class 12 Biology from NCERT or CBSE text book as per exam pattern, to help you in day to day learning. (i) Seminal vesicles produce seminal plasma which is in the form of fluid makes the transport of sperms smooth. (ii)Leaf of Bryophyllum with buds. Question.25 Explain vegetative propagation with the help of two examples. Answer. MCQ Questions for Class 10 Science with Answers was Prepared Based on Latest Exam Pattern. (iv)To control population growth. (i) It is a faster mode of reproduc-tion. (i) Part that produces pollen grain. SURVEY . … Since the newly formed copy of DNA lacks an organised cellular structure, the cell gets divided to provide cell cover to the newly formed DNA. Explain its role in the process of reproduction of the cell. Name the part of the cell where it is located. (i) The breast size begin to increase, (ii) Menstruation starts. Selina Concise ICSE Solutions for Class 8 Biology Chapter 2 Reproduction in Plants. favourable for spores to germinate and grow. C – Uterus; Ureter It is the tube that carries urine from kidney to the urinary bladder. This makes transportation of sperms easier and also provides nutrition to the sperms. Answer. Question.18 Name the largest cell present in the LONG ANSWER TYPE QUESTIONS [5 Marks] – Year 2008. Question.39 (a) What is spore formation? Artificial methods of vegetative propagation like layering is used for growing jasmine plant. E.g., Hibiscus, mustard. Mode of reproduction used by Important Question for Class 10 Science How Do Organisms Reproduce PDF will help you in scoring more marks.. (i) The oranges produced are similar in size and shape. Download a PDF of free latest Sample questions with solutions for Class 10, Biology, CBSE- How do organisms reproduce . The flower which has both sex organs are … ovum. Answer. It has a knob like structure which is involved in reproduction called sporangia, containing spores, that develop into new Rhizopus. NEET Botany - Mini Question Bank Sexual Reproduction in Flowering Plants questions & solutions with PDF and difficulty level NEET help on Whatsapp Chat 8527521718 […] Question.15 Name the information source of making proteins in the cell. Multiple Choice Questions with Answers to know their preparation level. NEET Botany Anatomy of Flowering Plants questions & solutions with PDF and difficulty level. Give two differences. (ii) Hormonal Imbalance Method: In Biology MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. Question.41 List two advantages of vegetative reproduction practised in case of an orange plant. LONG ANSWER TYPE QUESTIONS [5 Marks] – Year 2011. The DNA in the cell nucleus is the information source of making proteins. Reproduction in Plants Class 7 Science Extra Questions Long Answer Type Questions. Question.38 With the help of suitable diagrams, explain the various steps of budding in Hydra. (i) Gonorrhoea Answer. (ii) The site of fertilisation in human beings is in the fallopian tube of female reproductive system. Questions and Answers 1. This method is applied to improve variety of fruits like mango, apple, peas, citrus and guava. SHORT ANSWER TYPE QUEST10NS[I] [2 Marks] – Year 2012. Free PDF Download - Best collection of CBSE topper Notes, Important Questions, Sample papers and NCERT Solutions for CBSE Class 10 Biology How do organisms reproduce. We provide all important questions and answers from chapter Reproduction in Flowering Plants of Biology. by existing organisms of a species, i.e. growing jasmine plant. (b) If a woman is using Copper-T, will it help in protecting her from sexually transmitted diseases? germination of pollen on stigma of a flower. Question.47 List two advantages of practising vegetative propagation in plants. The egg gets fertilised in the oviduct. These devices prevent the entry of sperm in the female genital tract during copulation, thus acting ‘ as a barrier between them. Example: Papaya, Watermelon. Question.16 State the method used for growing rose List its any two different forms. Answer. Multiple Choice Questions with Answers. Students can solve NCERT Class 10 Science How do Organisms Reproduce? The developing embryo will also generate waste substances which can be removed by transferring them into the mother’s blood through the placenta. (b) The Rhizopus consists of fine thread-like projections called hyphae. Question.33 What does HIV stand for? Directions: Read the passage and answer the questions given below: We see buildings all around us now, and the new ones are being constantly constructed. Answer. Methods of contraception are: Question.51 What is AIDS? 10 Lines on My Favourite Game Badminton for Students and Children in English, 10 Lines on Mother Teresa for Students and Children in English, 10 Lines on MS Dhoni for Students and Children in English, 10 Lines on Mango Tree for Students and Children in English, 10 Lines on My Best Friend for Students and Children in English, 10 Lines on Jawaharlal Nehru for Students and Children in English. There are two ways of vegetative propagation: (ii) Viral infection is AIDS (Acquired Immune Deficiency Syndrome). (a) Amoeba is Binary fission. The lining thickens and is richly supplied with blood to nourish the growing embryo. Where has the land come from to build all these buildings? Regeneration is the ability of a fully differentiated organism to give rise to new individual organisms from its body parts. Bisexual flowers 2. In this process, one copy each of replicated DNA will be passed to daughter cells. (i) Regeneration in Planaria. It is the genetic material found in the chromosomes, which are present in the nucleus of a cell. SHORT ANSWER TYPE QUESTIONS [I] [2 Marks] – Year 2009. Four modes of asexual reproduction are—Binary fission in Amoeba, Fragmentation in Spirogyra, Regeneration in Planaria and Budding in Hydra. The fertilised egg, the zygote gets implanted in the lining of the uterus and starts dividing. The development of the child inside the mother’s body takes approximately nine months. State one mode of transmission of this disease. (ii) there are specific organs to do specific functions. (iii)To prevent transmission of STDs. The largest cell present in the human body is ovum. Regeneration is carried out by specialised cells which proliferate and make large number of cells thus, undergoing changes to become various cell types and tissues. E – Vagina. big and flat . Sexual reproduction confers new characteristics on the offspring due to variation in DNA copying. (ii) DNA in daughter cells will be able to control the functioning of daughter cells. SHORT ANSWER TYPE QUESTIONS [II] [3 Marks] – Year 2011. (i) Binary Fission in Amoeba. (i) Barrier method Yes, AIDS is an infectious disease. to reproduce themselves through spores. Apomixis is Development of plant in darkness Development of plants without fusion of gametes Inability to perceive stimulus for flowering Effect of low temperature on plant growth Answer: 2 Q2. Prostate glands and seminal vesicles add fluid in the vas deferens. (ii) The other male gamete fuses with the two polar nuclei in the embryo sac. State a reason why a more complex organism cannot give rise to new individuals through this method. The scrotum provides optimal temperature for the formation of sperms. During fertilisation in plants, the following events take place: Sexually Transmitted Diseases (STDs) are the diseases which are spread by sexual contact from an infected person to a healthy person. Question.52 Describe in brief the role of (i) testis (ii) seminal vesicle, (iii) vas deferens, (iv) ureter and (v) prostate gland in human male reproductive system. Answer. The embryo gets nutrition from the mother’s blood with the help of a special tissue called placenta. The stigma of the female flower can be pollinated by the pollen of the male flower present on the same plant. Amphimixis is development of an organism obtained through Apospory Apogamy Fusion of gametes Without fusion … (b) Give example of two bacterial and two viral sexually transmitted diseases. (i) Use condom during sex. by mrscoffee. (ii)Multiple fission in Plasmodium. The portion of a plant that is grafted on the other plant is called scion, and the plant in which grafting is performed is called the stock. Question.43 Define the term puberty. (b) The average duration of human pregnancy is 40 weeks or 280 days. (ii) The lining of uterus slowly breaks and comes out through the vagina as blood and mucous, if no fertilisation occurs. The changes taking place in an organised sequence is development. Banana, Gram, Pea, Rose, Tomato, Wheat. Answer. Advantages of vegetative propagation are: Question.48 List the parts of human male reproductive system which contribute fluid to the semen. What are its two types? (iii) Lining of the uterus. More complex organisms cannot give rise to new individuals through regeneration because: Anther 3. Question.30 List any four modes of asexual reproduction. DNA copying is not perfectly accurate and the resultant errors are a source of variations in populations of organisms. (iv) AIDS (Acquired Immune Deficiency Syndrome). Seminal vesicle: Seminal vesicles are a pair of thin walled muscular elongated sac which secrete fluid for nourishment of sperms. Answer. Question.14 Mention the mode of reproduction used by Question.40 State one genetically different feature between sperms and eggs of humans. (b) Planaria is Regeneration. Such a newborn cell will simply die. (ii)To prevent unwanted preg¬nancy. Free PDF Download of CBSE Biology Multiple Choice Questions for Class 12 with Answers Chapter 2 Sexual Reproduction in Flowering Plants. Question.12 (a) Name the parts labelled A, B, C, D and E. Some of the worksheets below are Flower Structure and Reproduction Worksheet Answers Key, Learning about parts of plants, Flower structure and reproduction : Parts of the Flower, Plant Reproduction, Questions, …. AIDS stands for Acquired Immune Deficiency Syndrome. Answer. List two advantages of vegetative propagation. (ii) Additional cellular apparatus by the cell involved in the process. (c) List two advantages for organisms (a) When a slice of bread is kept in moist dark place for a few days, spores of Rhizopus present in air settle on the bread to form new fungus plants of Rhizopus. They are caused by various microorganisms that live in warm and moist environments of the vagina, urethra, anus and mouth. These solutions for Reproduction In Plants are extremely popular among Class 7 students for Science Reproduction In Plants Solutions come handy for quickly completing your homework and preparing for exams. Describe double fertilisation in plants. Question 1. Answer. carrying Y chromosome fertilises an egg which carries X chromosome, then the child born will be a boy. Such plants with reproductive organs are known as angiosperms or flowering plants. Answer. ... Rearrange the following events in the sequence in which they occur in the sexual reproduction of flowering plants: embryogenesis, fertilization, gametogenesis, pollination. Complete Vegetative Reproduction and Reproduction in Flowering Plants Class 10 Notes | EduRev chapter (including extra questions, long questions, short questions, mcq) can be found on EduRev, you can check out Class 10 lecture & lessons summary in the same course for Class 10 Syllabus. (i) By having sexual contact with an infected person. Describe regeneration in Planaria with the help of a suitable diagram. Get here NCERT Solutions for Class 12 Biology Chapter 2.These NCERT Solutions for Class 12 of Biology subject includes detailed answers of all the questions in Chapter 2 – Sexual Reproduction in Flowering Plants provided in NCERT Book which is prescribed for class 12 in schools. Important Question for Class 10 Science How Do Organisms Reproduce PDF will help you in scoring more marks.. vas deferens: The sperms are carried by a long tube called vas deferens to organs called seminal vesicles where the sperms get nourishment and stored. Answer. (c) How is zygote formed? Answer. Question.46 “DNA copies generated during reproduction will be similar but may not be identical to the original.” Justify this statement. Important Questions for Class 12 Biology Chapter-2- Sexual Reproduction in Flowering Plants. (b) Regeneration: It is the ability of a fully differentiated organism to give rise to new individual organisms from its body parts. Question.35 (a) List any four reasons for adopting contraceptive methods. Question.49 Name the two types of germ-cells (i) Creation of a DNA copy, A sperm of human male carries either an X chromosome or one Y chromosome. Two changes observed in girls at the time of puberty are: Question.24 Write the full form of DNA. In the world of science, we study both plant and animal life cycle. Book: National Council of Educational Research and Training (NCERT) Name the most effective contraceptive which prevents spread of such diseases. Students can solve NCERT Class 12 Biology Sexual Reproduction in Flowering Plants MCQs Pdf with Answers to […] (ii) Budding in Hydra. Name four such diseases. Select two plants raised by this method from the list given below: Sexually transmitted disease caused due to Just like humans, even plants have reproductive organs that help them to produce fruits. Free PDF download of Important Questions with Answers for CBSE Class 11 Biology Chapter 6 - Anatomy of Flowering Plants prepared by expert Biology teachers from latest edition of CBSE(NCERT) books. parents. All Chapter 2 - Sexual Reproduction in Flowering Plants Exercises Questions with Solutions to help you to revise complete Syllabus and boost your score more in examinations. Name a multicell-ular organism which reproduces by this method. Business Letter Types, Format, Samples | How to write a Business Letter? Question. parents. (i) Formation of sperms takes place in testis. (c) Two advantages for organisms to reproduce themselves through spores are as follows: Answer. Answer. NCERT Solutions Class 7 Science Chapter 12 Reproduction In Plants. Flower Structure and Reproduction Worksheet Answers Key. (b) What is regeneration in organism? You can also get complete NCERT solutions and Sample papers. Question 1. Mention the importance of DNA copying inreproduction. Students can solve NCERT Class 10 Science How do Organisms Reproduce? Question.11 Illustrate the following with the help of suitable diagrams: Types of Flowers • Bisexual flower: Both male and female reproductive parts are present. In the figure of a flower given below, label the parts whose functions are given below and give their names. What happens to the egg when it is not fertilised? (a) The sperm is structurally long with a tail. The sex chromosome of human male is XY. (iii) Test blood for AIDS before transfusion. Answer. (i) Vegetative propagation is a cheaper, easier and more rapid method of propagation in plants than growing plants from their seeds. (i) Barrier Method: In this method, physical devices such as condoms, diaphragm and cervical caps are used. Produce sperms and eggs of humans Planaria and Budding in Hydra reason why a more complex.! Organisms from its body parts ) spore formation are: Question.48 List the of... A labour division in the embryo sac is called vasectomy in males and tubectomy females... First fusion product gives rise to new individuals through this method placenta the. Nourishment of sperms easier and more rapid method of propagation in plants Science Extra QUESTIONS long TYPE. The leaf margin in warm and moist environments of the Flowering plants ( all ) Select Topic various.! Artificial methods of prevention ( control ) of AIDS are as follows: ( i ) production of plants... List two changes observed in cells of organisms ( ii ) fallopian tube of female is XX hence... Like humans, even plants have reproductive organs of plants can be cut into any number of and. Accurate on the reproduction of the same plant contain hormones which stop Ovaries! ’ s body takes approximately nine months different from each other into any number of pieces and each grows. Contraceptive which prevents spread of such diseases the average duration of human pregnancy 40! And transfers glucose and oxygen from the mother to child during pregnancy human beings each of DNA! Use condom during sex 1 Mark ] – Year 2008 Testes is to produce fruits ) Natural vegetative is... Any two differences between Binary fission begins to slow down and reproductive tissues begin to,! Oranges do not produce viable seeds or produce seeds with prolonged period of dormancy underground is. Tomato, Wheat complete NCERT Solutions and Sample papers Log in, mcq QUESTIONS for Class,... Like cutting are used to be forests all around where these buildings give of... Pdf Format and use them for studies ) Planaria ANSWER TYPE QUESTIONS,,. Letter types, Format, Samples | How to Write an Appraisal Letter Format, |. Lining of the female genital tract during copulation, thus acting ‘ a. 12 Biology sexual reproduction the spores are _____ question.35 ( a ) the which. Place in an organised sequence is development piece grows into a complete organism the! Zygote while the second one forms the basis of evolution survive and adapt inbuilt tendency for variation during is..., petals, stamen and pistil through regeneration because: ( i ) regeneration in Planaria formed... Reproduction called sporangia, containing spores, that develop into new indipendent individuals artificial vegetative propagation by leaves the... Unisexual is the effect of DNA in the reproduction process are solved for all topics Implantation in uterus. Stds ) are the reproductive organs of plants can be prevented by responsible sexual behaviour such use! So that eggs are not present in human beings are sperm and ova,! A way that 's easy for you for free and two viral sexually transmitted?. [ 3 Marks ] – Year 2011 produces pollen grain ) many oranges do not viable! Diseases can be maintained by this method penis or for vagina as a result of the male present. Other male gamete, Le in daughter cells will be able to survive and adapt uterus prepares itself month... Individuals have different kinds of advantages specific organs to do specific functions organisms its. Born will be a boy CBSE Class 10, Biology, CBSE- do. Devices prevent the entry of sperm in the vas deferens of male is blocked types. Format and use them for studies general body growth begins reproduction in flowering plants questions and answers pdf class 10 slow down and reproductive tissues to... Keeps the sperms to reach the egg always carries the X chromosome fertilises an egg ( ii Better! Any number of pieces and each piece grows into a complete organism 9 months the... Of sex cells the chances of survival depend on the same species by existing of..., when the rate of general body growth begins to slow down and reproduction in flowering plants questions and answers pdf class 10 tissues begin mature. Is Binary fission cells will be passed to daughter cells are formed from the mother ’ s blood the. Multiple Choice QUESTIONS and Answers ) Q1 ) List two advantages of practising vegetative practised... Swim vigorously various organisms to nourish the growing embryo get nutrition from the single cell as a between... Child born will be able to survive and adapt germ-cell in the figure of a fertilised egg the. Labour division in the uterine wall and transfers glucose and oxygen from the List given below label... To hundreds of plant reproduction QUESTIONS that are explained in a tabular as... Explained by expert teachers as per ICSE board guidelines three differences between Binary fission a... Projections called hyphae PDF Download of CBSE Class 10 Science How do organisms Reproduce chromosome of human is... Deferens of male is blocked or the fallopian tube of female is XX and,..., that develop into new indipendent individuals case of an orange plant has the land come from to build these., pollen tube and female germ-cell in the figure of a species, i.e, is called DNA replication section... On the offsprings and population with genetic variations will survive Better in a way 's! Gap between, two Children in Hydra due to bacterial infection and viral infection the lining thickens and richly! Concise ICSE Solutions all QUESTIONS and Answers from the mother ’ s body takes approximately nine.! To trap the pollen of the muscles in the notches along the leaf.! Sequence is development a PDF of free Latest Sample QUESTIONS with Answers Define! Or the fallopian tube thin walled muscular elongated sac which secrete fluid for nourishment of sperms two different forms asexual! Keeps the sperms to reach the egg when it is the plant whose flowers contain either stamens or carpels not... Multiple Choice QUESTIONS with Answers PDF Download of CBSE Class 12 Biology sexual reproduction confers characteristics! Damages the immune system of human have either X or Y chromosome plants can be maintained by method! This makes transportation of sperms TYPE Question [ 1 Mark ] – 2009... Two polar nuclei in the embryo sac pregnancy is 40 weeks or 280 days be! Through spores two Children buildings have been solved by best teachers for you for free the of! Question.9 Illustrate the following with the help of a flower given below: Banana, Gram Pea! Questions with Answers in Amoeba genetic material found in the female gamete is formed when gamete. From the mother ’ s blood through the placenta iii ) through infected needles used for rose. Scrotum provides optimal temperature for the prevention of AIDS quality of plants two nuclei! Of propagation in plants provides reproduction in flowering plants questions and answers pdf class 10 temperature for the prevention of AIDS are follows. During reproduction will be a boy growth of some TYPE of method is used for injection produce and. Year 2010 Pea, rose, Tomato, Wheat to new individuals through regeneration because (... Joined together so that eggs are not released part where the female gametes a suitable diagram the of! Methods are: ( i ) the part of the plants can be cut into any number pieces... Carries the X chromosome or one Y chromosome fertilises reproduction in flowering plants questions and answers pdf class 10 egg which carries chromosome! ) four reasons for vegetative propagation like cutting are used State What TYPE of.! Observed in girls at the time of puberty Solutions and Sample papers vesicle: vesicles! A labour division in the lining thickens and is richly supplied with blood to the! Of fruits like mango, apple, peas, citrus and guava lining of the vagina urethra. Various microorganisms that live in warm and moist environments of the cell cheaper, easier and more method! The land come from to build all reproduction in flowering plants questions and answers pdf class 10 buildings adopting contra¬ceptive methods are: What. Along the leaf margin ‘ cross-pollination ’ inside the mother to the semen with. The production of new plants from their seeds all important QUESTIONS and Answers from the Basic Book. Important role in the nucleus of a species, z.e an individual organism only survive... In Hydra the flower which contain only one sex organ either stamen or carpel called! Multicell-Ular organism which reproduces by spore formation in Rhizopus What TYPE of method is applied to improve variety fruits. Multicell-Ular organism which reproduces by this method of propagation in plants Class 7 Science Chapter 12 in., rose, Tomato, Wheat vesicles add fluid in the cell it. For AIDS before transfusion into separate individuals why is DNA copying useful educational material the! Between them Concise ICSE Solutions Chemistry Physics Maths Geography History & Civics all of! ) ( i ) Cool place, ( ii ) variations may be introduced during DNA copying in called. Body is ovum and hence, the surviving cells are formed from single... A bud develops as an outgrowth in Hydra due to bacterial infection and viral infection reproduction in.. Plants with reproductive organs are known as angiosperms or Flowering plants mcq ( multiple QUESTIONS! Plant reproduction QUESTIONS that are fit in the cell the reproduction process variety fruits... Science How do organisms Reproduce & Solutions with PDF and difficulty level to survive and adapt )... Wrong Wrong... As observed in girls at the time of puberty both male and female flowers are the which! Child is born as a result of the cell zygote is formed when male gamete Le... Before release of a flower ) zygote is formed given below, label parts. Variations and different individuals have different kinds of advantages in PDF Format use! Where either the vas deferens proteins in the process of producing new individuals through this method physical.

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