Plant biotechnology involves. QUIZ : Biotechnology QUESTIONS AND ANSWERS :: part1 : 1 to 5. Previous Year Question Paper or MCQ. Previous Year Question Paper or MCQ. Biotechnology Multiple Choice Questions and Answers (MCQs) PDF download, a book to practice quiz questions and answers on 10th grade biology . Insulin was previously extracted from the pancreas of slaughtered cattle and pigs. Description: The melting point of beryllium is 1550 k, while bismuth, cadmium, and pure copper are 545 K, 594 K, and 1358 K, respectively. Transgenic plants are generated by introducing foreign DNA into a cell and regenerating a plant from that cell. They are widely used as genetic markers in paternity tests and population genetics studies. Which of the following molecular diagnostic techniques is very useful for early detection? Plant Biotechnology. The Bt-strains have been used for designing novel Bioinsecticidal plants. Question 02. Animal Biotechnology. (true). Some strains of Bacillus thuringiensis produce proteins that kill certain insects such as lepidopterans (tobacco budworm, armyworm), coleopterans (beetles) and dipterans (flies, mosquitoes). Description: Snow is precipitation in the form of flakes of crystalline water ice that fall from clouds. The exercises and MCQs allow you to test your knowledge in this area. b) DNA and protein coat. In this technique, a single strand of DNA or RNA is attached to a radioactive label and is allowed to hybridize with the complementary DNA in the sample cell. JavaTpoint offers too many high quality services. Biotechnology Quiz Questions With Answers 20) In the case of electrophoresis of single-stranded DNA or RNA, which type of gels are used? Please mail your requirement at [emailprotected] Duration: 1 week to 2 week. These plasmid DNA act as vectors to transfer the piece of DNA attached to it. This technique is mainly used to change the phenotype of an organism (host) when a genetically altered vector is introduced and integrated into the genome of the organism. Biotechnology MCQ with answers PDF book covers basic concepts, analytical and practical assessment tests. Answer - Click Here: 2: A small circle of DNA found outside the main chromosome is called a. Therefore the first Human hormone product by Recombinant DNA technology is insulin. What is true about Bt (Bacillus thuringiensis) strain ? 40) The Concentration of the two phases in a closed system at the Interphase is. Description: Teflon, also known as polytetrafluoroethylene, has a density of 2200 kg/m3. B. Tomatoes have a short shelf-life in which they remain firm and ripe. C. It results in a large number of off-springs". a) production of valuable products in plants. MCQ 06 - Advanced Biotechnology @. 47) In a Bubble column, if the velocity of the gas is low, then the bubble diameter equals to______. Description: If only one bond is broken in the sugar-phosphate backbone, it is termed as nick. 18) Which of the following components settles at the bottom? book PDF with answers, test 1 to solve MCQ questions bank: Branches of biotechnology and introduction to biotechnology. The following are the features that are required to facilitate cloning into a vector. The later was called restriction endonuclease. iit jam biotechnology 2023 Reviews & Ratings : 4.9 and 63149 Reviews View All >> Get Free Mock Test MCQ 04 - Recombinant DNA (rDNA) Technology @. 2. These crystals contain a toxic insecticidal protein. Most Updated Objective Questions. Transgenic animals can be made more sensitive to certain chemicals or drugs. This sequence is also responsible for controlling the copy number of the linked DNA. Answer: A [ By methylation of bacterial DNA by restriction enzyme ]. 46) During gas dispersion, if a chemical reaction between the gas and liquid phase is needed, then the preferred equipment is. PDF Biotechnology Multiple Choice Question And Answers The ligation of alien DNA is carried out at a restriction site present in one of the two antibiotic resistance genes. PCR (Polymerase Chain Reaction) 24) A binary mixture of oxygen and nitrogen with partial pressures in the ratio 0.21 and 0.79 is contained in a vessel at 300 K. If the total pressure of the mixture is 1 * 10 5 N/m2, find the average molecular weight of the mixture. 14) Transformation carried out using a particle gun is known as biolistic transformation. 3) Even after replication, how the modified DNA remains protected? 1) The restriction endonuclease has a defense mechanism in the bacterial system against foreign DNA such as viruses. (b). This type of reproduction can be seen in prokaryotic microbes and even in a few eukaryotic single-celled and multi-celled entities. //]]> Reasons for production of transgenic animals: Which one of the following statements is not correct with regard to genetically modified organisms? Description: The component settling at the bottom is RNA. Reduced reliance on chemical pesticides and increased efficiency of mineral usage by plants. Btforms protein crystals during a particular phase of their growth. We are not permitting internet traffic to Byjus website from countries within European Union at this time. Molecular biology mainly focuses on.. (a). Biotechnology MCQ [Free PDF] - Objective Question Answer for - Testbook 15) Isolation of genomic DNA follows the same principles as obtaining plasmid from E. coli. MCQ 01 - Introduction to Biotechnology @. The correct answer is Option 4, i.e. The correct statement for topoisomerase is? But how can it protect its DNA? Description: In a batch process, concentration changes with time results in varying driving forces. It is faster, quicker, and simpler and can be used for the early detection of disease compared to other techniques like western blotting. IIT JAM Biotechnology Question Bank, MCQ, Important Questions In this technique, a gene from one organism is isolated and transferred to the cell of another organism. Answer. Grade 10 Biology Multiple Choice Questions and Answers (MCQs): Quizzes & Practice Tests with Answer Key provides mock tests for competitive exams to solve 1855 MCQs. DNA. Description: There are four nucleotide bases present in a DNA sequence A, T, C, and G. If the bases are present with equal frequency and at random, the chances of having a particular four long nucleotide motif is 1/ (4*4)= 1/256. Biotechnology MCQ Question 1 Detailed Solution Concept: Human insulin consists of 2 short peptide chains - peptide A and B. Ligation reactions can seal nick, but a ligation reaction can't seal the gap. Recombinant DNA. Ethical Issues Recommended MCQs - 120 Questions Biotechnology and its By inserting two genes from daffodil and one gene from a bacterial species into the rice. It as a plasmid vector containing cos sites of-phage. Biotechnology Multiple Choice Questions 1) The restriction endonuclease has a defense mechanism in the bacterial system against foreign DNA such as viruses. The correct answer is thePolymerase chain reaction. The concentration in terms of mole ratio is, Description: According to Rauolt's law, for an ideal solution, Total pressure= concentration x vapour pressure, Concentration in mole fraction=300/760 =0.39. The first Human hormone product by Recombinant DNA technology is. The length of the DNA is usually defined as the number of nucleotides in it. Welcome to Biotechnology MCQ-07. They are engineered DNA molecules that are used to clone bacterial DNA. RNA. Description: Either the ends are both double-stranded or are both single-stranded. The elements of basic knowledge must consider, among others, the supports of genetic information and the mechanisms of its transmission. 13) Topoisomerase is also an enzyme that is used for carrying out ligation. Technology Questions including What are the Answers Biology MCQ Biology Questions GELI Question Papers . Q1. It is mostly used to detect HIV proteins and confirm a positive enzyme-linked immunosorbent assay (ELISA) test. Thus to avoid this, denaturing agents such as urea, etc., are added. Option 2 : The Bt-strains have been used for designing novel Bioinsecticidal plants. Description: The melting point of pure platinum is 2045 K, while palladium, magnesium, and lead are 1827 K, 923 K, and 601 K, respectively. Animal biotechnology involves. Description: Some basic steps are included in obtaining plasmid DNA from E. coli. Each Restriction enzyme cleaves a DNA molecule only at : Option 3 : Plasmids, Bacteriophage, Cosmids, BAC (Bacterial Artificial Chromosome), Option 1 : First transgenic animal was sheep, Copyright 2014-2022 Testbook Edu Solutions Pvt. Bt-toxins exists as active toxins in the Bacillus. 8) If only one bond is broken in the sugar-phosphate backbone, it is called as ___________. The correct answer is A B F G E H C D. Which one of the following is not required for DNA-cloning? Hence, the correct option is (1) vitamin A. The correct statement for topoisomerase is? This phenomenon is termed as: Description: As the buffer concentration is varied, an enzyme's specificity is lost, and this phenomenon is termed star activity. So, the incorrect statement is First transgenic animal was sheep. Description: Topoisomerases alter the degree of supercoiling of both single and double-stranded DNA molecules. 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