MCQ quiz on Plastics multiple choice questions and answers on Plastics MCQ questions quiz on Plastics objectives questions with answer test pdf. View Answer, 5. PHBV. Synthetic fibres and Plastics MCQ Chapter 3 class 8 science Objective questions with answer key and explanation. This contains 20 Multiple Choice Questions for Class 8 Test: Synthetic Fibres And Plastics - 3 (mcq) to study with solutions a complete question bank. Natural rubber. c) Nylon. The polymer which does not belong to synthetic rubber is nylon-6. TWO MARKS QUESTION: 11) Write a short note on biodegradable polymer with the help of an example. d) Natural rubber View EC_MCQ_3.pdf from CS,MATH IT101 at Singhad College Of Nursing , Pune. It can’t be reshaped again and again by applying heat. C. Usage of bio adhesive polymer. Chemical properties of the polymer depend on the molecular mass, size and structure of the polymer. Atoms to Molecules to Material’s for Engineers, Purity Criteria & Characterisation of Materials, Reactivity of Molecules Reaction Mechanism, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Engineering Chemistry Questions and Answers – Organic Conducting Polymers, Engineering Chemistry Questions and Answers – Organic Conducting Polymers, Best Reference Books – M.Sc. Which of the following is not an example of a natural biodegradable polymer? Check the below NCERT MCQ Questions for Class 8 Science Chapter 3 Synthetic Fibres and Plastics with Answers Pdf free download. a) More molecular weights and high crystallinity C. Hexamethylene diamine and ethylene glycol. Your email address will not be published. Which of the following is not an example of synthetic biodegradable polymer? 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 Protein. (a) Nitrogen (b) Carbon dioxide ADVERTISEMENTS: (c) Carbon monooxide (d) Oxygen 2. C. Amino acids. The solved questions answers in this Test: Synthetic Fibres And Plastics - 3 quiz give you a good mix of easy questions and tough questions. 10) Why is Bakelite a thermosetting polymer? Polymer formation from monomer starts by. 131 Kevlar polymer in the structure of chain contains _ (a) All Rights Reserved. b) False d) All of the above 7 Which of the following is Non-biodegradable. What is a polyester composed of? CH 2. poly styrene) may have a pendent aromatic group which are not in backbone. Biodegradation will be more for ____________ Q2: NEET - 2015. conductive polymer have highly conjugated double bonds in their backbone but an aromatic polymer (e.g. Wrong! Chemistry MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. Contents1 NEET Chemistry Chapter Wise Mock Test – Polymers1.1 Answers:1.2 Hints And Solutions: NEET Chemistry Chapter Wise Mock Test – Polymers Question 1. The polymer containing strong inter molecular forces e.g. 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. Answer: (a) 6. MCQ Questions for Class 8 Science with Answers were prepared based on the latest exam pattern. Answer: Cotton Question 2. d) Wood 8 Bakelite and Melamine are examples of. Chemistry (SPPU) M3-21 Synthetic Organic Polymers Q. Class 8 Science Chapter 3 MCQ (Multiple Choice Questions) of Synthetic Fibres and Plastic. Answer. Which among these is artificial silk? 1. polymer neet,polymer jee mains,polymer mcq, polymerization,polymer previous year questions,polymer upsee, polymer class 12 ,polymer pdf, nylon 6, terylene,organic chemistry practice, condensation polymer,thermosetting,thermoplastic,PMMAZiegler-Natta catalyst,polythene. Required fields are marked *. Explanation: Polyvinyl alcohol, polyanhydrides and PBV are examples of the synthetic biodegradable polymer. D. Buccal drug delivery systems . PLA is an example of thermoplastic polymer that can exist as semicrystalline or totally amorphous material. View Answer, 3. NCERT Exemplar Class 12 Chemistry is very important resource for students preparing for XII Board Examination. B. coordination reaction between monomers. 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. Les polymères biodégradables 1. 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 … c) Manufacture of shampoo bottles 3.15 Biodegradable polymers 3.15.1 Conducting polymers 3.16 Liquid Crystal polymers (LCP) 3.17 Liquid Crystal Phase 3.17.1 Types of Liquid Crystals 3.18 Electroluminescent polymers 3.18.1 Mechanism 3.18.2 (PPV or polyphenylene vinylene) 3.18.3 Fibre reinforced plastic (FRP) as a polymer composite . Related: MCQs ON Current Electricity (Physics) A. Cellulose. B. good insulators. 5. Greater the hydrophilicity of the polymers ____________ is the rate of biodegradation. c) Polyanhydrides B. Cellulose. Website not working properly (1) (2) (3) (4) After selecting the correct or incorrect answers, you can see the right answers with reason behind them. A full revision with question-answer and explanation in the form of MCQs based on latest CBSE Syllabus for new academic session 2020-2021. Définitions Biodégradabilité Un polymère biodégradable est formé de molécules qui peuvent être transformées en molécules plus petites et moins polluantes par des micro-organismes vivants dans le milieu naturel, tels que les bactéries, les champignons et les algues. a) Collagen Avant de répondre à cette question, voyons d’abord quels sont les polymères. 31) What is the characteristic of colonic release systems? 30) Enteric coating is used for which systems? If you feel revision, please visit to Important Questions or NCERT Solutions links given just below to each question. D. Use of high or low density pellets. Which of the following monomers form biodegradable polymers? Once you are finished, click the button below. The polymer used in making hair synthetic hair wigs is mage up of (A) CH 2 =CHCl (B) CH 2 =CHCOOCH 3 (C) C 6 H 5 CH=CH 2 (D) CH 2 =CH-CH=CH 2. © 2011-2020 Sanfoundry. Class 8 Science Chapter 3 Synthetic Fibres and Plastics MCQ (Multiple Choice Questions) with Answers is available here in PDF format. Biodegradable polymer which can be produced from glycine and aminocaproic acid is. NCERT Exemplar Class 12 Chemistry is very important resource for students preparing for XII Board Examination. Short Answer Type 20. Biodegradable polymers do not need to be land-filled, they will re-enter normal geo-chemical cycles over time. Free PDF Download of CBSE Chemistry Multiple Choice Questions for Class 12 with Answers Chapter 15 Polymers. Polymers are long chain molecules that occur naturally in living things and can also be made by chemical processes in industry. 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 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. d) Biodegradable polymers are easily available Have a glance at the MCQ of Chapter 3 Science Class 8 and cross-check your answers during preparation. 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. 2C 6 H 5. Here, you will discover the NEET Chemistry MCQ Questions for all Concepts as per the latest syllabus. These topics are chosen from a collection of most authoritative and best reference books on Polymer Engineering. Which of the following is a biodegradable polymer? A. Mucoadhesive systems . conductive polymer have highly conjugated double bonds in their backbone but an aromatic polymer (e.g. Plastics do not react with the chemicals present in the pickle and do not corrode easily. b) Poly gamma-glutamic acid b) Environment conditions Structure of some common polymers are given. C. conversion of monomers to monomer ion by protons. 221 Polymers III. View 4 Recommendations b) Low molecular weights and high crystallinity 6. hydrogen bonding is [AIEEE 2010] A. Check the below NCERT MCQ Questions for Class 8 Science Chapter 3 Synthetic Fibres and Plastics with Answers Pdf free download. These monomers’ small repeating units react chemically to form long molecules. Poly gamma-glutamic acid is not an example of a synthetic biodegradable polymer. (A) 3-hydroxybutanoic acid + 3-hydroxypentanoic acid (B) Glycine + amino caproic acid (C) ethylene glycol + phthalic acid (D) both a and b. A. Adipic acid and ethylene glycol. This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Biodegradable Polymers”. Ask a Doubt. To practice all areas of Engineering Chemistry, here is complete set of 1000+ Multiple Choice Questions and Answers. Size based systems. 1. nylon 2-nylon 6. Crystalline polymers are more correctly termed semicrystalline as the measured densities for perfect materials differ from those obtained for such polymers. There more than 100 questions with answers based on Class 8 Science Chapter 3 NCERT Textbook. a) Biodegradable polymers are not suitable candidates in the recycling of commingled plastics D. Buccal drug delivery systems . c) Biodegradable polymers are an attractive option for addressing the solid waste and marine pollution Novolac, the linear polymer used in paints is (a) copolymer of buta 1, 3-diene and styrene (b) polymer of methyl methacrylate (c) condensation polymer of phenol and HCHO (d) copolymer of melamine and HCHO. 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