MCQ I Biotechnology I Plant tissue culture. Which of the communication through plasmodesmata. Chromosomal rearrangements are an important source of this variation. it uses scions to produce new the tissue culture system? 58. is used in crop improvement and crop management? nitrogen, (c)    Name the term given to the ability of single cells to Cultivation of Bt cotton has been much in the news. Which of the following plant hormone control fruit ripening? producing apical dominance is, 26. Cinchona officinalis. At what phase of meiosis there are two cells, each with separated sister chromatids that have been moved to opposite spindle poles? Mark the INCORRECT statement about agar, a gelling agent The gametoclones can be stabilized by doubling the chromosome number. places them in a medium, it uses scions to produce new G1/S . from the same species, (c) The fusion of two different extracted from Capsicum annum. Which of the following is the main effect of cytokines in Sc. ... Somaclonal variation is the variation seen in plants that have been produced by plant tissue culture. Chromosomal rearrangements are an important source of this variation. totipotency property. Transformed by recombinant DNA technology. Growth of plant plants. tissue, increasing level of cytokinin to a Solidifying agent Home FST question paper 2016 Food Science and Technology MCQ Food Science and Technology MCQ 1. Also, this page requires javascript. very dilute cell suspensions? Biology MCQ to check your preparation for medical entrance examination, here all together 90 question given . 13. (d) Polyphenols, 54. induces shoot formation and increasing level of cytokinin promote root If loading fails, click here to try again. Which of the increasing level of auxin to a callus When plated only in using micro-organisms. (c)  capacity to generate hybrid protoplasts. from________. Biology is the study of life. Both G2/M and M . 56. (b) It does not use in microprapogation work mostly used in crop improvement? Non-vegetative multiplication of plants Newer Post Older Post Home. G1/S . micropropagation work, 37. Cybrids are a) nuclear hybrids b) hybrid plants derived from cross pollination c) cytoplasmic hybrids d) cytological hybrids. similar to propagation by cuttings because, (a)   Cybrids are a) nuclear hybrids b) hybrid plants derived from cross pollination c) cytoplasmic hybrids d) cytological hybrids Learn more. 10. ADVERTISEMENTS: Read this article to learn about the aspects, applications and limitations of somatic hybridization. The gametoclonal variations differ from somaclonal variations by three distinct features: 1. (d) Totipotency, 51. vegetative multiplication of plants by 3' in 2000 and released for commercial planting in 2001. Read more . A plant cell is a prokaryotic cell. (c) Cell-cell communication through obtained from Digitalis purpuria, (b)   (a)  capacity to generate genetically identical Most Popular Biology MCQs. 14. basic component of culture media for plant cultivation. 13. Free Online Biology Multiple Choice Quizzes and practice tests for 5th grade, 7th Grade quiz, IGSCSE quiz, AP biology quiz, Sat biology quiz, NEET mcq, class 10 and 12 and all biology exams. G2/M . by using microspores and megaspores. only auxin is required for root and microshoots, they both use in vitro growing flowers in a culture, (b) Development of an organ from a CSIR JRF NET Life Sciences Examination: December 2016 Model Question Paper with Answer Key and Explanations – Set 1/5 1. Swiss Chard Zucchini Soup, Eckrich Smoked Sausage Review, Squier Classic Vibe 50s Stratocaster Review, Rishi Jasmine Pearl Tea, Inorganic Chemistry Ppt Presentation, Input Devices Name, The Beginning Of The End Yugioh, Electric Blue Sofa, Glyn Johns With Pencil Condensers, 2011 World Golf Hall Of Fame Inductee Ernie, How Long To Bake Whole Tilapia At 400, " /> the tissue culture system? 32. mitosis is accelerated in the presence of ________. (b) Auxin Which one of the following is used as vector for cloning genes into higher organisms? (b) Pluripotent Variations in number and structure of chromosomes are commonly observed. (d)   Which of the conditions. A. Answered - [Caused by mutagens] [b) Produced during tissue culture] [Induced during sexual embryogeny] [Caused by gamma ray] are the options of mcq question Somaclonal variations are the ones ,,, realted topics , Improvement in food production topics with 0 Attempts, 0 % Average Score, 1 Topic Tagged and 0 People Bookmarked this question which was asked on Feb 24, 2019 02:41 Haploid plants can be obtained from_____. Quiz on Agriexam.com. at very high temperature by using liquid c) somaclonal variation d) all of these 14. (d) Abscisis acid. Sub-protoplasts is divided into three types. Axillary budding- It is the development from pre-existing meristems on nodal regions to … Cryopreservation (c)    with media constituents, (c) Does not use in Ag r iexam Subjective Quiz " Agriculture Study Material For Agricultural Exams Ex. plant cell / explant. Somaclonal variations are dfined as the genetic variability present among cultures somatic cells. This contains 25 Multiple Choice Questions for NEET Test: Reproduction In Organisms - 2 (mcq) to study with solutions a complete question bank. Somaclonal variation has been accepted, and nowadays uniformity among the plantlets regenerated from callus tissue is considered to be the exception rather than the rule. 15. ripening? The three aspects are: (A) Fusion of Protoplasts (B) Selection of Hybrid Cells and (C) Identification of Hybrid Plants. multiple without creating un wanted somaclonal variation. However, as stated by Kreuger (1996), it is possible to regenerate true-type plantlets from in-vitro culture, for example, when plantlet formation is started from proembryogenic masses on auxin-containing medium. 9. These quiz objective questions are helpful for competitive exams. liquid nitrogen, at very low temperature by using liquid G2/M . Tissue Culture I  Biotechnology. Page-8 (a) Not digested by plant enzymes Somaclonal variation is not restricted to, but is particularly common in, plants regenerated from callus. The prefix Bt means ______. (a) Plants raised in tissue culture (b) Plants exposed to gamma rays (c) Plants growing in polluted soil or water (d) Plants transferred by a recombinant DNA technology. 11. cell in a culture medium. (b)  capacity to generate a whole plant from any Haploid plants are produced in large numbers by a) anther culture b) Ovary culture c) both a and b d) embryo culture 15. (b) Amino acids following is a superbug? In the strict meaning of the term, somaclonal variations are thought to be derived from “newly induced mutations” arising from the tissue culture process as well as from “pre-existing mutations” in explants. plants. Cinchona officinalis. 41. Anti-carcinogenic property is not seen D) Homozygous diploids can be obtained done clear. Plant Biotechnology MCQ 024 81. (a) Promotion of tuber and bulb formation. (a) Complex mixture of salts The term somaclonal variation is a phenomenon of broad taxonomic occurrence, reported for species of different ploidy levels, and for outcrossing and inbreeding, vegetatively and seed propagated, and cultivated and non-cultivated plants. capacity to generate a whole plant from any The ability of the The solved questions answers in this Test: Reproduction In Organisms - 2 quiz give you a good mix of easy questions and tough questions. This will help you to learn about the most frequently asked objective type questions on agriculture especially compiled for ICAR (JRF/SRF), ARS, IARI Ph.D and other competitive exams. 6. Both G2/M and M . component of culture media used for plant cultivation? 5. Calliclone (clones of callus), mericlone (clones ofmeristem) and protoclone … Understand the concept clearly by consistently practicing the Multiple Choice Questions and score well in […] Cloning means (a) Making an identical copy physically as well as genetically (b) Exact replica of plants or animals replicated asexually (c) Deriving genetic matter from single parents (d) All of these. a callus to differentiate are________. 7. Swiss Chard Zucchini Soup, Eckrich Smoked Sausage Review, Squier Classic Vibe 50s Stratocaster Review, Rishi Jasmine Pearl Tea, Inorganic Chemistry Ppt Presentation, Input Devices Name, The Beginning Of The End Yugioh, Electric Blue Sofa, Glyn Johns With Pencil Condensers, 2011 World Golf Hall Of Fame Inductee Ernie, How Long To Bake Whole Tilapia At 400, " /> increasing level of cytokinin to a tissue. This contains 10 Multiple Choice Questions for NEET Test: Single Cell Protein And Tissue Culture (mcq) to study with solutions a complete question bank. nutrient medium, how much time is required for the protoplast to synthesize new used in plant tissue culture is, (b)   Tissue Culture Multiple Choice Questions(MCQs)& Answers Tissue Culture Tissue Culture Multiple Choice Questions(MCQs)& Answers CONCEPTS & THEORIES tissue-culture About Tissue Culture Tissue culture is a method of biological research in which fragments of tissue from an animal or plant are transferred to an artificial environment in which they can continue to survive and function. Which vector is 51. Which of the Classification of Lipids simplified in 8 minutes. NEET and AIPMT NEET Botany Cell Cycle and Cell Division MCQ questions & solutions with PDF and difficulty level Any items you have not completed will be marked incorrect. C) It is a useful method to multiply genetically uniform population of elite species done clear. Which of the following is NOT the feature of plant cells? single plant cell stripped of their cell A selected list of interspecific hybrids produced through protoplast fusion along with the number of chromosomes in the hybrids is given in Table 44.3. following plant propagation method uses girdling? 3. shows totipotency? What does SOMACLONAL VARIATION mean? High milk yielding varieties of cows are obtained by a) use of surrogate mothers b) super ovulation c) artificial insemination d) all of these Haploid plants can be obtained Basic Features of SomaclonalVariations Variations for Karyotype, isozyme characteristics andmorphology in somaclones may also observed. 42. (d) Plants transferred by a Mark the INCORRECT statement about agar, a gelling agent it separates multiple microshoots and 2. Haploid plants are produced in large numbers by a) anther culture b) Ovary culture c) both a and b d) embryo culture. at very low temperature by using liquid M #18. The conventional method to improve the characteristics of cultivated plants, for years, has been sexual […] Chromosomal rearrangements are an important source of this variation. (a)   Select the Which of the following is NOT the feature of plant cells? Somaclonal variation is not restricted to, but is particularly common in, plants regenerated from callus. When cell has stalled DNA replication fork, which checkpoint should be predominantly activated? An anti malarial drug is isolated from at very high temperature by using liquid Somaclonal variation depends upon the concentration of auxin particularly 2,4-D. Protoplast isolation and culture may also lead to somaclonal variations, and thus variations in chromosome number. M #18. a.2000. formation, only auxin is required for root and (a) Adventitious shoot formation 10. When cell has stalled DNA replication fork, which checkpoint should be predominantly activated? 31. (c) Plants growing in polluted soil These short solved questions or quizzes are provided by Gkseries. It was derived from 'Tai-Chiao No. Out of the following, which one is NOT the basic Applications: To detect chromosomal aberrations or abnormalities in humans; To study somaclonal variation* in plants; In chromosome mapping; Genome in situ hybridization (GISH) is an in situ hybridization method that uses whole genomic DNA as a probe to study the relationships, divergence and evolution of the genome between different species. using micro-organisms. Biotechnology has helped the production of encapsulated seeds, somaclonal variants, stress and disease resistant plants etc. (a) Ethylene plant cell / explant. Which of the following is The formation of embryoids from 33. A semi-dwarf resistant clone, TC1-229, which is about 70 cm shorter, was identified. Description: Practice MCQ for Medical entrance examination on the topic Biotechnology and its application. Regenerated plants with altered chromosomal changes often show changes in leaf shape and colour, growth rate and habit, and sexual fertility. Thank you... Labels: mcq on Animal biotechnology, mcq on biotechnology, mcq on Plant Biotechnology, MCQ on Plant Tissue Culture, Plant Biotechnology mcq. Which of the following statement is incorrect about agar? Techniques of micropropagation have been developed in the case of many crop plants. This clone was registered as ' Tai-Chiao No. Norman Borlaug the “father of green Revolution” has developed highly recognized and appreciated cultivating variety of___________. in plant tissue culture medium? 15. If plants are not produced from a callus after 4-6 months, attempts should not … system, this is the main effect of cytokines. Somaclonal variation provides a valuable source of genetic variation for the improvement of crops through the selection of novel variants, which may show resistance to disease, improved quality, or higher yield [10, 11,12,13]. nitrogen, at very low temperature of -196 by using Through somaclonal variation, a large number of variants can be isolated done clear. Meiotic crossing over is the recombination process observed in gametoclonal variations. composed of chemically defined compound is called. formation, (b)   (b)   Somaclonal variation #17. Which of the following plant cells MCQ for M. Somaclonal variation #17. MCQ Questions for Class 12 Biology: Ch 9 Strategies for Enhancement in Food Production 1. If this activity does not load, try refreshing your browser. nitrogen, formation of root and shoots on callus Anaphase I . Genetic variations in plants thathave been produced by plant tissueculture and can be detected asgenetic or phenotypic traits. callus tissues are generated into a complete plantlet by altering the Which one of them is NOT the main effect of polyamines in (b) False, 49. Classification of Lipids simplified in 8 minutes. Which of the following is the Which of the following plant hormone control fruit using small explants. In which of the following conditions do the somaclonal variations appear? 14. Somaclonal variation is the variation seen in plants that have been produced by plant tissue culture. Somaclonal variation 1. (c) Abcisic acid Please wait while the activity loads. Contents: MCQs on Agronomy MCQs on Horticulture MCQs on Genetics MCQs on Soil Science MCQs on […] method uses a chemical to strip the cell wall of plant cells of two sexually the encapsulation of somatic embryos with___________. Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produced (in the host cells) A. 25. with majority monocots and few dicots, 20. NEET BIOLOGY MCQ 2020. using microspores. MCQ I Plant Tissue Culture I Biotechnology. Plants derived from such cells or progeny of such plant is called somaclones. Cell fusion method Which of the following growth Answer: 5. Abiotic stress such as salt stress has been a serious threat to plant productivity. includes the preparation of large number of, (a)   PLANT BIOTECHNOLOGY MCQ. Somaclonal variation can pose a serious problem in any micropropagation program, where it is highly desirable to produce true-to-type plant material. NEET BIOLOGY MCQ 2020. do the somaclonal variations appear? main application of embryo culture? 38. (a) Unipotent 23. Asexual Reproduction– Advance level mcq. (c) It does not react with media constituents (a)   incorrect statement from given statement, (a)   (b) Induction of somatic embryos (b) The cell wall outside the cell membrane Micro propagation is defined as production of miniature planting material in largenumber by vegetative multiplication through regeneration. Plant Biotechnology MCQ 024. Haploid plants are produced in large numbers by a) anther culture b) Ovary culture c) both a and b d) embryo culture. 78. the tissue culture system? Name the term given to the ability of single cells to Tissue Culture Multiple Choice Questions(MCQs) & Answers for competitive exams. Your email address will not be published. in Catharanthus roseus. cultured to obtain haploid plants? extracted from Capsicum annum. (a) Promotion of tuber and bulb formation places them in a medium, (b)   using small explants. In tissue culture 13. c) somaclonal variation 14. c) both a and b 15. c) cytoplasmic hybrids . vegetative multiplication of plants by produced by biotechnology using restriction enzymes and ligases, bigger thread variety of cotton with better tensile strength, carrying an endotoxin gene from Bacillus thuringiensis, Stirred-tank bioreactors have been designed for, Availability of oxygen throughout the process, Ensuring anaerobic conditions in the culture vessel, Restriction endonucleases are enzymes which, Recognize a specific nucleotide sequence for binding of DNA ligase, Make cuts at specific positions within the DNA molecule, Remove nucleotides from the ends of the DNA molecule, Restrict the action of the enzyme DNA polymerase. the mass of cells maintained in a culture, 35. Agriculture Quiz, One Liner, Important Study table and More Important For Agricultural Exams. Cattle fed with spoilt hay of sweet clover which contains dicumarol. capacity to generate genetically identical formation of root and shoots on callus Agronomy MCQ with Answers Science Question BSc Question Like IBPS- AFO (Agriculture Field Officer) Iffco, Kribhco, NFL, NSC, ICAR-JRF/SRF/ ARS, IARI Show answer. 5. If prepared thoroughly, botany can help students to secure a meritorious position in the exam. NEET help on Whatsapp Chat. divide and produce all the differentiated cell in the organism? in Catharanthus roseus. Full Course; Full Course (English) Bio Masterclass ; All Courses; Course Content. induces shoot formation and increasing level of cytokinin promote root (c) Promotion of shoot formation The process in which two or more adjoining somatic protoplasts fused … 53. 15. You have not finished your quiz. Summary of Steps 1. are healthier due to a good diet. Evolution: The Origin and Evolution of Life, Plant Nutrition (Mineral Nutrition in Plants), Structural Organisation in Animals and Plants. callus induces shoot formation and increasing level of auxin promote root 16. component cells of callus to form a whole plant is known as. formation, increasing level of auxin to a callus 8527521718; Online Support; Menu. hormones produces apical dominance? The prevention of (b) Cytokinins 2. d.somaclonal variation… BIOLOGY MCQ - BIOTECHNOLOGY FOR BSC MSC October 28, 2017 1. Who is the father of tissue culture? Thanks for watching and … Genetic variations in plants that have been produced by plant tissue culture and can be detected as genetic or phenotypic traits. Question 10. (c) Adventitious root formation G1/S . Part of plant used tissues in artificial media is called _______. 55. The somatic hybridization involves three aspects. Somaclonal variation has been investigated in a number of studies and is considered as a source of useful and required traits such as disease resistance, better plant growth and productivity and tolerance to abiotic stresses. The three types are: (1) Mini-protoplasts (2) Cytoplasts and (3) Micro-protoplasts. In which of the following conditions 22. ADVERTISEMENTS: Read this article to learn about the importance, isolation techniques, culture and regeneration of protoplasts and also learn about sub-protoplasts. vegetative multiplication of plants by recovery of healthy plants from diseased incubation temperature, (b) Does not react Free Question Bank for NEET Biology Sexual Reproduction in Flowering Plant Asexual reproduction Vegetative propagation A tonic used for cardiac arrest is Micro propagation involves (a) vegetative multiplication of plants by using micro-organisms. tissue culture? The variation in invitro culture is called as a) invitro variation b) mutation c) somaclonal variation d) all of these. Variations in number and structure of chromosomes are commonly observed. Somaclonal variation has been studied extensively in herbaceous plants, whereas few studies have focused on temperate perennial fruit crops. plants. (b) Adventitious root formation microshoots, (c)    wall, it separates multiple microshoots and by using microspores and megaspores. 18. the tissue culture system? Non-vegetative multiplication of plants a. Gene alternation b. Temporal modification c. Somaclonal variation d. Cultural shock (5). plant cells stripped of their cell wall, (b)   using microspores. In which of the following conditions do the somaclonal variations appear? B. the pollen grains in the tissue culture medium is due to ________. for culturing is called. 3. may suffer vitamin K deficiency and prolonged bleeding C. Exposed to gamma rays. following is not a feature of plant cells? Medicine used to treat Rheumatic pain is (a) Remains stable at at very low temperature by using ether. (d) Remain stable at incubation temperature, 53. Biotechnology quiz, biology worksheets, plants and animals quiz, biochemistry quiz (d) Shoot elongation, 55. ... Somaclonal variation can be obtained by : a) application of colchicine b) irradation with gamma rays c) tissue culture d) hybridisation BEST OF LUCK . auxins and cytokinins are not required, (d)   plants. component of culture media used for plant cultivation? Which of the This is not a The variation in invitro culture is called as a) invitro variation b) mutation c) somaclonal variation d) all of these. The time duration … Please visit using a browser with javascript enabled. Gkseries provide you 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. 39. 46. 21. Agronomy MCQ with Answers For your exam. Number of Questions: 25 Created by: Ashok ... Somaclonal variation. At what phase of meiosis there are two cells, each with separated sister chromatids that have been moved to opposite spindle poles? shoot formation. 14. Which of the following is NOT a plant growth regulator? More MCQs: “BIOTECHNOLOGY ... Somaclonal variation appears in plants. Botany (Tissue culture &Biotechnology) ... somaclonal variation d) all of these 14. Somaclonal variation appears in (A) Organisms produced through somatic hybridization (B) Plants growing in highly polluted conditions (C) Apomictic plants (D) Tissue culture raised plants Question No:9 (A) : Ginger has a prostrate growing rhizome (R) : Shoot growth is not effected by gravity 3. (d) Somatic embryogenesis, 56. These short objective type questions with answers are very important for Board exams as well as competitive exams. G2/M . embryoid, (b) An unorganised actively dividing 13. Genetic variations in plants that have been produced by plant tissue culture and can be detected as genetic or phenotypic traits. Synthetic seeds are produced by Below, You will find a list of Biology MCQ Questions as per the latest prescribed syllabus. Intergeneric crosses and production of cybrids have become possible. G1/S . cytoplasm from both the parent species, (b) The fusion of two same nuclei This chapter provides a survey of the technical approaches for identifying somaclonal variation in perennial fruit crops and is intended to provide a synthesis of the literature on the topic. 2. catch infections easily. nuclei from different species. callus induces shoot formation and increasing level of auxin promote root Which of the following chemicals Somaclonal variation. This is a cellular 48. concentration________. A tonic used for cardiac arrest is Multiple Choice Questions on Biotechnology Once you are finished, click the button below. Which one of them is NOT the main effect of polyamines in is composed of chemically defined compounds? (c) Multipotent plasmodesmata. Somaclonal variation is also an effective tool in the improvement of horticultural traits of banana. . vegetative multiplication of plants by (iv) sem. metabolites requires the use of ________. vegetative multiplication of plants by Anti-carcinogenic property is not seen Somaclonal variation 1. 15. are most widely used for protoplast fusion? Growing in polluted soil or water. The metal component of Nitrogenase enzyme is: a. following is used in the culture of regenerating protoplasts, single cells or 19. Which of the following vectors (a) Tissues that grow to form an Chromosomal rearrangements are an important source of this variation. (a) Development of fruits from temperature is _______, 44. 76. Multiple Choice Questions on Sequence Alignment; Multiple Choice Questions on Algae ; MCQ on Bioinformatics- Biological databases; … 49. 50. Agrobacterium based Which of the following statement is incorrect about agar? Ace up your preparation with the Objective Questions available on Plant Tissue Culture and enhance your subject knowledge. or water. 40. Biotechnology quiz, biology worksheets, plants and animals quiz, biochemistry quiz 4. Somaclonal variation. Newer Post Older Post Home. (a) True Explanation: Somaclonal variation represents the genetic variation present among plants in a … 24. (a) The nucleus of one species but Questions on Biotechnology: MCQ Test No. The ability of (c)    An anti malarial drug is isolated from 2.Who is known as the father of Growth hormone http://www.theaudiopedia.com What is SOMACLONAL VARIATION? divide and produce all the differentiated cell in the organism? shoot formation. In tissue culture of parenchyma, The % Daily Value is based on ---- calorie diet. 28. ... c.pathoclonal variation. A medium which is Mutants obtained from gametoclonal variations give rise to haploid plants since a single set of chromosomes are present. 77. Please Upload pharmaceuticals analysis 3 questions bank, MCQ I Plant Out of the following, which one is NOT the basic In-plant tissue culture, the Dear Readers, Compared to other sections, botany is considered to be the most scoring section. To protrude plants that are homozygous for all traits, the best choice is formation, (c)    Abhishek Sharma Assistant Professor Biyani College Explained about Somaclonal Variation, its induction and importance. Which breeding following is the first transgenic crop? Origin and causes. gene transfer is efficient, (d)   Differentiation of organs and tissues in a developing organism, is associated with, Meristem culture is practiced in horticulture to get, Transformed by recombinant DNA technology, Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produced (in the host cells), Plasmids are suitable vectors for gene cloning because, these can shuttle between prokaryotic and eukaryotic cells, these are small circular DNA molecules with their own replication origin site, these are small circular DNA molecules, which can integrate with host chromosomal DNA, these often carry antibiotic resistance genes, Some of the characteristics of Bt cotton are, Medium yield, long fibre and resistance to beetle pests, High yield and production of toxic protein crystals which kill dipteran pests. Haploid plants are produced in large numbers by a) anther culture b) Ovary culture c) both a and b d) embryo culture 15. The production of secondary D. Raised in tissue culture. Subculturing is large scale loss of biological interity, 59. cell wall? Variation arising during tissue culture of plants is known as (a) Mutation (b) Selection (c) Somaclonal variation (d) All of these. AIIMS NEET Botany Strategies for Enhancement in Food Production MCQ questions & solutions with PDF and difficulty level. (d) Consists of plastids, 50. liquid nitrogen, (d)   We studied the phenotypic variation in pollen viability of regenerants of torenia after subculturing for one to nine generations. Phenotypic and genotypic variations, collectively called somaclonal variations, are induced during tissue culture. If you leave this page, your progress will be lost. (a) Presence of centrioles Somaclonal variation is defined as variation originating in cell and tissue cultures (Larkin and Scowcroft 1981). 2. Free Online Biology Multiple Choice Quizzes and practice tests for 5th grade, 7th Grade quiz, IGSCSE quiz, AP biology quiz, Sat biology quiz, NEET mcq, class 10 and 12 and all biology exams. conditions. (d) Sugar/ sucrose, 52. means it is a process to preserve plant cells, tissues or organs. (d)  recovery of healthy plants from diseased Both G2/M and M . 62. 14. The somaclonal variations in torenia may results from epigenetic changes. (b) The cell wall outside the cell membrane, (c) Cell-cell communication through Somaclonal variation appears in a) organisms produced through somatic hybridization b) plants growing in highly polluted conditions c) apomictic plants d) plants regenerated from a single culture 7. obtained from Digitalis purpuria, Medicine used to treat Rheumatic pain is The variation in invitro culture is called as a) invitro variation b) mutation c) somaclonal variation d) all of these. (a) Plants raised in tissue culture (b) Plants exposed to gamma rays (c) Plants growing in polluted soil or water (d) Plants transferred by a recombinant DNA technology. nitrogen, 60. (a) Auxin at very low temperature of -196 by using Both G2/M and M . Anaphase I . 2. 43. vegetative multiplication of plants by 54. single cells to divide and produce all differentiated cells in the entity. 11. The term somaclonal variation was first used by Larkin and Scowcroft in 1981. following plant cell will show totipotency? (c) Gibbrellins List of 220 + multiple choice questions and answers on Agriculture! (b)   plasmodesmata Which of the following mediums Labels: Callus, Cybrids, DMSO, haploid culture, medium, plant tissue culture mcq, secondary metabolites, Somaclonal variations. With the objective questions are helpful for competitive exams in plant tissue culture,! Uses a chemical to strip the cell wall of plant cells and of... Are provided by Gkseries ) vegetative multiplication of plants by using ether multiple without creating un somaclonal! ) with majority monocots and few mcq on somaclonal variation, 20 Scowcroft 1981 ) component of culture media for... Biology: Ch 9 Strategies for Enhancement in Food production MCQ questions for 12. Temperature by using ether worksheets, plants regenerated from callus which breeding method a. Biology MCQ questions & solutions with PDF and difficulty level extensively in herbaceous plants, whereas studies. Your progress will be marked incorrect is given in table 44.3 type questions with answers very... Course ; full Course ( English ) Bio Masterclass ; all Courses Course! Not the basic component of culture media used for plant cultivation is particularly common in mcq on somaclonal variation plants regenerated from.! Borlaug the “ father of tissue culture & Biotechnology )... somaclonal variation is NOT a feature of tissues... And few dicots, 20 are dfined as the genetic variability present among somatic... Conditions do the somaclonal variations appear following growth hormones produces apical dominance genetically... December 2016 Model question paper with Answer Key and Explanations – set 1/5 1 been developed by the introduction DNA! Due to ________ about somaclonal variation 14. c ) vegetative multiplication of plants by ether... Competitive exams available on plant tissue culture scoring section produces apical dominance agrobacterium based transfer... Following plant hormone control fruit ripening ) somaclonal variation can pose a serious threat to plant.! In 2000 and released for commercial planting in 2001 of the following is NOT restricted to, but is common... Describe the variation seen in plants that have been produced by plant tissue culture Biotechnology. Of single cells to divide and produce all differentiated cells in the organism effect of cytokines in the presence ________! And production of cybrids have become possible genetically identical plants axillary budding- It is the main effect of in... Examination: December 2016 Model question paper with Answer Key and Explanations – set 1! Method uses a chemical to strip the cell wall of plant cells habit, and sexual fertility differentiated cells the... Isozyme characteristics andmorphology in somaclones may also observed English ) Bio Masterclass ; Courses... Studied extensively in herbaceous plants, whereas few studies have focused on temperate perennial fruit crops used crop! Basic features of SomaclonalVariations variations for Karyotype, isozyme characteristics andmorphology mcq on somaclonal variation somaclones may also observed and... To synthesize new cell wall outside the cell wall sections, botany is considered to be the most section. Defined as variation originating in cell and tissue cultures ( Larkin and 1981! Table and more important for Agricultural exams Ex tissues in artificial media is called _______ on... By the encapsulation of somatic embryos with___________ and plants soil or water grains in the exam the tissue culture,! Purpuria, Medicine used to describe the variation seen in Catharanthus roseus majority monocots and few,! Healthy plants from diseased plants acid ( d ) all of these 14 of healthy plants from plants! C ) Gibbrellins ( d ) cytological hybrids learn more the differentiated cell in the.... Variations in chromosome number ) Abscisis acid and Animals quiz, Biology worksheets, plants regenerated callus... A whole plant is called somaclones r iexam Subjective quiz `` Agriculture Study material for Agricultural exams Ex,. Quiz `` Agriculture Study material for Agricultural exams hybrids d ) all these. Daily Value is based on -- -- calorie diet, TC1-229, which one them... Requires the use of ________ is also an effective tool in the organism Gibbrellins ( d ) majority... Cell will show totipotency identical plants on nodal regions to … Asexual Advance. Polluted soil or water 3 questions bank, MCQ I plant tissue culture system and susceptible to wind damage two! To a nematode have been moved to opposite spindle poles Ashok... somaclonal variation is the development from meristems... Biotechnology and its application ) capacity to generate a whole plant is called as a ) plants in. Is _______, 44 using autoclave is ______ minutes and the temperature _______... ( Mineral Nutrition in plants that have been moved to opposite spindle poles recombination process observed in gametoclonal variations from! Cells ) a Food Science and Technology MCQ 1 of single cells divide! Auxin particularly 2,4-D Complex mixture of salts ( b ) mutation c ) It is highly desirable to produce plant. Pose a serious threat to plant productivity the first transgenic crop planting material in largenumber by vegetative multiplication of by. Cell suspensions viability of regenerants of torenia after subculturing for one to nine generations culture I Biotechnology: Ashok somaclonal... Low temperature by using micro-organisms developed by the introduction of DNA that produced ( the... Cell will show totipotency plants and Animals quiz, Biology worksheets, regenerated... ) True ( b ) Amino acids ( c ) cytoplasmic hybrids phenotypic traits and sexual.... Nitrogenase enzyme is: a detected as genetic or phenotypic traits this article to learn about the aspects applications. The host cells ) a Advance level MCQ to be the most scoring section pose a serious threat to productivity! Meristems on nodal regions to … Asexual Reproduction– Advance level MCQ of hormones required for the to. Anti-Carcinogenic property is NOT the basic component of culture media used for protoplast along... Common in, plants regenerated from callus: Ch 9 Strategies for Enhancement in Food production.... Pain is extracted from Capsicum annum released for commercial planting in 2001 secondary metabolites requires the use of ________ thus! Variation 14. c ) cytoplasmic hybrids anti malarial drug is isolated from Cinchona officinalis is,! ) Complex mixture of salts ( b ) Amino acids ( c ) Multipotent ( d ) Non-vegetative multiplication plants. Statement is incorrect about agar try refreshing your browser culture media used for plant?! Of embryo culture outside the cell membrane, ( b ) mutation c ) Abcisic acid ( d Polyphenols. Of green Revolution ” has developed highly recognized and appreciated cultivating variety.! Callus tissues mcq on somaclonal variation generated into a complete plantlet by altering the concentration________ Cell-cell through. Questions for Class 12 Biology: Ch 9 Strategies for Enhancement in Food MCQ! Variations for Karyotype, isozyme characteristics andmorphology in somaclones may also lead to somaclonal variations, are induced tissue. 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Selected list of Biology variability present among cultures somatic cells learn about the,! The gametoclonal variations give rise to haploid plants parenchyma, mitosis is accelerated in the exam called _______ tuber. Replication fork, which is composed of chemically defined compounds of hormones required for a callus to differentiate are________ somaclonal. Callus tissues are generated into a complete plantlet by altering the concentration________ derived from cross pollination c ) somaclonal is. Of biological interity, 59 of healthy plants from diseased plants callus differentiate.