Home MCQ MCQ Test Pharmaceutics (4.8.1 T) ... C. Usage of bio adhesive polymer. Q2: NEET - 2015. Question from very important topics are covered by NCERT Exemplar Class 12.You also get idea about the type of questions and method to answer in your class 12th examination. Answer: (a) 6. B. One should spend 1 hour daily for 2-3 months to learn and assimilate Polymer Engineering comprehensively. MCQ on Synthetic Fibres & Plastic, Coal and Petroleum, Material: Metals & Non-Metals 1. DiSK is a Digital Study Kit developed exclusively for Telangana Intermediate Students in association with Board of Intermediate Education, Telangana State. Which of the following does not undergo additional polymerization? Release the drug along the entire length of GIT. All the 20 sets of online tests are free to use again and again. The condensation polymer among the following is [Karnataka CET 2009] A. (A) 3-hydroxybutanoic acid + 3-hydroxypentanoic acid (B) Glycine + amino caproic acid (C) ethylene glycol + phthalic acid (D) both a and b. Which among these is artificial silk? 3. buna-N. 4. nylon-6, 6 PLA is an example of thermoplastic polymer that can exist as semicrystalline or totally amorphous material. Answer: (D) non-reactive. C. Polythene. C. Teflon. d) Wood 8 Bakelite and Melamine are examples of. A. Have a glance at the MCQ of Chapter 3 Science Class 8 and cross-check your answers during preparation. Correct! Protein. Which of the following is not required for the biodegradation process? When you've finished answering as many of the questions as you can, scroll down to the bottom of the page and check your answers by clicking 'Score'. Size based systems. MCQ quiz on Plastics multiple choice questions and answers on Plastics MCQ questions quiz on Plastics objectives questions with answer test pdf. A full revision with question-answer and explanation in the form of MCQs based on latest CBSE Syllabus for new academic session 2020-2021. b) False A. Mucoadhesive systems . Answer: (a) 6. One ongoing development focuses on biodegradable plastic made from a synthetic-base polymer, such as polylactic acid and polycaprolactone, with added synthesized selected nanoparticle starches. _ Engg. Which of the following is a secondary air pollutant? NEET Chemistry is the scoring paper in the medical entrance examination. A chain of small chemical units combined to form a large single unit is called ____ a) Polymer b) Poly c) Polythene d) None of the above 2. Chemistry (SPPU) M3-21 Synthetic Organic Polymers Q. c) Polyanhydrides Question 5. Short Answer Type 20. NCERT Exemplar Class 12 Chemistry is very important resource for students preparing for XII Board Examination. Biodegradable polymers do not need to be land-filled, they will re-enter normal geo-chemical cycles over time. These MCQ Questions on Synthetic Fibres and Plastics Class 8 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Explanation: Polyvinyl alcohol, polyanhydrides and PBV are examples of the synthetic biodegradable polymer. It can’t be reshaped again and again by applying heat. B. A natural linear polymer of 2-methyl-1, 3-butadiene becomes hard on treatment with sulphur between 373 to 415 K and —S—S— bonds are formed PHBV. Polythene and PVC are examples of a) Biodegradable substance b) Thermosetting plastics c) Thermoplastics d) Rayon 3. MCQ on Synthetic Fibres & Plastic, Coal and Petroleum, Material: Metals & Non-Metals 1. c) Lignin 1. d) Biodegradable polymers are easily available d) All of the above 7 Which of the following is Non-biodegradable. The free radical formed from benzoylperoxide initiator during initiation of polymerisation is ____. In contrast to the majority of industrial polymers, biodegradable polymers are supposed to mineralize into water, carbon dioxide, and biomass once they end up in the environment. Which of the following is not required for the biodegradation process? B. Poly (vinyl chloride) C. […] View 4 Recommendations D. Use of high or low density pellets. C 6 H 5 CO. O. Which of the following is a biodegradable polymer? c) Biodegradable polymers are an attractive option for addressing the solid waste and marine pollution conductive polymer have highly conjugated double bonds in their backbone but an aromatic polymer (e.g. Solution: Polyester (Poly+ester) is a category of polymers, made up of the repeating units of a type of chemical called ester. Class 8 Science Chapter 3 MCQ (Multiple Choice Questions) of Synthetic Fibres and Plastic. 6 _____ is an example of natural polymer. D. Use of high or low density pellets. a) Larger biodegradable nature. d) Adhesives d) PHBV Polymers are long chain molecules that occur naturally in living things and can also be made by chemical processes in industry. C. Amino acids. Polymers are macromolecules formed by joining a large number of small molecules or monomers in a chain. Answer. Check the below NCERT MCQ Questions for Class 8 Science Chapter 3 Synthetic Fibres and Plastics with Answers Pdf free download. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. c) Manufacture of shampoo bottles The monomers used in the production of nylon-66 are. CBSE Class 8 Science Synthetic Fibres and Plastics Objective Questions helps the students to understand the concepts thoroughly and to score good marks. b) Cellulose. © 2011-2020 Sanfoundry. We have provided Synthetic Fibres and Plastics Class 8 Science MCQs Questions with Answers to help students understand the concept very well. Question from very important topics are covered by NCERT Exemplar Class 12.You also get idea about the type of questions and method to answer in your class 12th examination. a) True b) False View Answer. The process of heat softening, moulding and cooling to rigidness can be repeated for which plastics? 1. A good example of organic fertilizer which improves phosphorus uptake is Azospirillum Rhizobium Actinomycetes All of these 10. B. PVC. We have provided Synthetic Fibres and Plastics Class 8 Science MCQs Questions with Answers to help students understand the concept very well. Structure of some common polymers are given. There more than 100 questions with answers based on Class 8 Science Chapter 3 NCERT Textbook. Synthetic fibres and Plastics MCQ Chapter 3 class 8 science Objective questions with answer key and explanation. The polymer which can be degraded or decomposed by microorganisms and they are eco friendly. Biodegradation will be more for ____________ View Answer, 3. Here we have provided NCERT Exemplar Problems Solutions along with NCERT Exemplar Problems Class 12.. b) Biodegradable polymers are very expensive B. Polyvinyl chloride. Which of the following is not an example of synthetic biodegradable polymer? Sanfoundry Global Education & Learning Series – Engineering Chemistry. Poly gamma-glutamic acid is not an example of a synthetic biodegradable polymer. A. Wrong Answer Wrong Explanation Wrong Question Question not related to topic Spelling Mistakes. Correct! C. Nylon-6. All Rights Reserved. 131 Kevlar polymer in the structure of chain contains _ (a) Ils peuvent être divisés en polymères naturels et polymères synthétiques.Vous ne pouvez pas croire que toutes les plantes et les animaux sont fabriqués à partir de polymères. D. Rubber. TWO MARKS QUESTION: 11) Write a short note on biodegradable polymer with the help of an example. 5. D. non-reactive. Fill in the blanks with appropriate words: 1. B. coordination reaction between monomers. Practising these MCQs will help you to answer every question that is being asked in the exams. Avant de répondre à cette question, voyons d’abord quels sont les polymères. Which of the following statements is not correct for fibres? Multiple Choice Questions (MCQs) 1. What is a polyester composed of? Biodegradable polymer which can be produced from glycine and aminocaproic acid is (a) nylon 2-nylon 6 (b) PHBV (c) buna-N (d) nylon-6, 6. Which one is not correctly presented? 10) Why is Bakelite a thermosetting polymer? C. Intestinal release systems . Class 8 Science Chapter 3 Synthetic Fibres and Plastics MCQ (Multiple Choice Questions) with Answers is available here in PDF format. Solution: Pickles have acid (vinegar) in them. Biodegradable polymer which can be produced from glycine and aminocaproic acid is (a) nylon 2-nylon 6 (b) PHBV (c) buna-N (d) nylon-6, 6 F.E. Answer: Cotton Question 2. This test is Rated positive by 92% students preparing for Class 12.This MCQ test is related to Class 12 syllabus, prepared by Class 12 teachers. These monomers’ small repeating units react chemically to form long molecules. poly styrene) may have a pendent aromatic group which are not in backbone. Question 6. Practice more on a regular basis with these NEET Chemistry objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. MCQ quiz on Plastics multiple choice questions and answers on Plastics MCQ questions quiz on Plastics objectives questions with answer test pdf. If you have any queries regarding Synthetic Fibres and Plastics CBSE Class 8 Science MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon. A. non-biodegradable. Correct! We have provided Synthetic Fibres and Plastics Class 8 Science MCQs Questions with Answers to help students understand the concept very well. a) Micro-organism This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Biodegradable Polymers”. b) Polyvinyl alcohol The polymer which does not belong to synthetic rubber is nylon-6. B. … 30) Enteric coating is used for which systems? Free PDF Download of CBSE Chemistry Multiple Choice Questions for Class 12 with Answers Chapter 15 Polymers. a) Woolen clothes. Question 19. Class 8 Science Chapter 3 MCQ with complete explanation are given below. Answer/Explanation. Que sont les polymères biodégradables? Ether. 131 Kevlar polymer in the structure of chain contains _ (a) 5. Answer. NEET Chemistry is the scoring paper in the medical entrance examination. PHB is used in ____________ This education chemistry quiz section contain study materials and solved mcq and also fulfill following searches Chemistry Quiz | General Science Chemistry Questions, General Chemistry Quiz, Chemistry 2019 - General Awareness Quiz, chemistry quiz with answers, chemistry quiz grade 10,11, 12, 8, 9th, general chemistry quiz questions with answers, , chemistry quiz questions and answers for … Contents1 NEET Chemistry Chapter Wise Mock Test – Polymers1.1 Answers:1.2 Hints And Solutions: NEET Chemistry Chapter Wise Mock Test – Polymers Question 1. Quiz on Plastics objectives Questions with answer Test PDF Intermediate students in association Board... Mcq quiz on Plastics Multiple Choice Questions and Answers terms, a polymer is a polymer. Good example of thermoplastic polymer that can exist as semicrystalline or totally Material... 6 Contents Gigatech Publishing House Igniting Minds 4 polymer is a biodegradable inseecticide hazardous used. 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Latest contests, videos, internships and jobs Current Electricity ( Physics ) A. Cellulose stay! Chemistry Multiple Choice Questions for all Concepts as per the latest syllabus Science MCQs for 8. And 30,000 reshaped again and again by applying heat, 5 Intermediate students in association with of... Pickles have acid ( vinegar ) in them be produced from glycine and aminocaproic is... Which improves phosphorus uptake is Azospirillum Rhizobium Actinomycetes all of the following is a long-chain molecule is... Conditions c ) Polyanhydrides d ) Sulphur dioxide 3 initiation of polymerisation is ____ very well corrode. Have not completed will be marked incorrect the medical entrance Examination production of nylon-66 are at the MCQ Chapter! De répondre à cette Question, voyons d ’ abord quels sont les substances avec de molécules... Mcqs on Current Electricity ( Physics ) A. Cellulose sets of online tests are to... Every Question that is composed of a ) Ozone ADVERTISEMENTS: ( c ) dioxide! 3. buna-N. 4. nylon-6, 6 NCERT Exemplar Class 12 une chaîne de molécules, MATH IT101 at Singhad of... Certification contest to get free Certificate of Merit on the latest exam pattern polymer technology to produce Synthetic and... An aromatic polymer ( e.g may have a pendent aromatic group which not... Are eco friendly the students to understand the concept very well interconnected to form three dimensional networks react... The condensation polymer among the following is not an example of thermoplastic polymer that can exist semicrystalline... Chain molecules that occur naturally in living things and can also be made by chemical in... Des polymères sont les polymères unit made up of two or more molecules, join together form. An example of thermoplastic polymer that can exist as semicrystalline or totally amorphous Material acid )... 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