Fill in the blanks with appropriate words: 1. 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 © 2011-2020 Sanfoundry. 3. buna-N. 4. nylon-6, 6 Synthetic Fibres and Plastics Class 8 Extra Questions Science Chapter 3 Synthetic Fibres and Plastics Class 8 Extra Questions Very Short Answer Questions Question 1. a) Thermosetting plastics. 3. buna-N. 4. nylon-6, 6 Solution: Polyester (Poly+ester) is a category of polymers, made up of the repeating units of a type of chemical called ester. 6 _____ is an example of natural polymer. TWO MARKS QUESTION: 11) Write a short note on biodegradable polymer with the help of an example. Related: MCQs ON Current Electricity (Physics) A. A. Mucoadhesive systems . Polymer formation from monomers starts by [AIEEE 2002] A. condensation reaction between monomers. B. PVC. View Answer, 3. C. durable. d) All of the above 7 Which of the following is Non-biodegradable. 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. Join our social networks below and stay updated with latest contests, videos, internships and jobs! The polymer used in making hair synthetic hair wigs is mage up of. View Answer, 2. Free PDF Download of CBSE Chemistry Multiple Choice Questions for Class 12 with Answers Chapter 15 Polymers. MCQ on Synthetic Fibres & Plastic, Coal and Petroleum, Material: Metals & Non-Metals 1. View Answer, 5. Polymers are considered to be either amorphous or crystalline although they may not be completely one or the other. NEET Chemistry is the scoring paper in the medical entrance examination. b) Silk. These identical structures, we understand as a unit made up of two or more molecules, join together to form a long chain. a) Micro-organism 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. View EC_MCQ_3.pdf from CS,MATH IT101 at Singhad College Of Nursing , Pune. (a) Ozone ADVERTISEMENTS: (b) Carbon dioxide (c) Carbon monooxide (d) Sulphur dioxide 3. 2. Skip to main content Organic ninjas The best way to practice organic chemistry mcq for IIT , JEE MAINS , NEET , Topic wise mcq … B. D. Rubber. D. non-reactive. B. Cellulose. The word “Polymer” is derived from two Greek words, ‘Poly’ that means many (numerous) and ‘Mer’ which means units. Polymer composites: Fiber reinforced plastic (FRP)- Glass reinforced and Carbon reinforced polymer composite [B] Nanomaterials: Introduction, classification of nanomaterials based on dimensions (zero dimensional, one-dimensional, two-dimensional and three-dimensional), structure, properties and applications of graphene and carbon nanotubes, quantum dots (semiconductor nanoparticles). Which of the following monomers form biodegradable polymers? We hope the given NCERT MCQ Questions for Class 8 Science Chapter 3 Synthetic Fibres and Plastics with Answers Pdf free download will help you. Free PDF Download of CBSE Science Multiple Choice Questions for Class 8 with Answers Chapter 3 Synthetic Fibres and Plastics. Answer: Protein Question 3. View EC_MCQ_3.pdf from CS,MATH IT101 at Singhad College Of Nursing , Pune. Have a glance at the MCQ of Chapter 3 Science Class 8 and cross-check your answers during preparation. Contents1 NEET Chemistry Chapter Wise Mock Test – Polymers1.1 Answers:1.2 Hints And Solutions: NEET Chemistry Chapter Wise Mock Test – Polymers Question 1. 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. Greater the hydrophilicity of the polymers ____________ is the rate of biodegradation. There more than 100 questions with answers based on Class 8 Science Chapter 3 NCERT Textbook. 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. b) Medical applications Question 6. c) Polyanhydrides 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. Which of the following monomers form biodegradable polymers? F.E. MCQ Questions for Class 8 Science with Answers were prepared based on the latest exam pattern. C. conversion of monomers to monomer ion by protons. a) Polyvinyl alcohol MCQ quiz on Plastics multiple choice questions and answers on Plastics MCQ questions quiz on Plastics objectives questions with answer test pdf. 2. poly styrene) may have a pendent aromatic group which are not in backbone. D. Use of high or low density pellets. 31) What is the characteristic of colonic release systems? Synthetic Fibres and Plastics Class 8 MCQs Questions with Answers. Answer: (D) non-reactive. Synthetic fibres and Plastics MCQ Chapter 3 class 8 science Objective questions with answer key and explanation. Your email address will not be published. Answer: Nylon, terylene, PET, acrylic, teflon, etc. B. Poly (vinyl chloride) C. Size based systems. 14. If you feel revision, please visit to Important Questions or NCERT Solutions links given just below to each question. 3. Name a natural fibre. 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. Website not working properly (1) (2) (3) (4) a) True Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. d) Low molecular weights and less crystallinity _ Engg. 1. nylon 2-nylon 6. Que sont les polymères biodégradables? Among cellulose, poly (vinyl chloride), nylon and natural rubber, the polymer in which intermolecular forces of attraction are weakest is [IIT JEE 2009] A. Nylon. These monomers’ small repeating units react chemically to form long molecules. b) Biodegradable polymers are very expensive a) Larger We have provided Synthetic Fibres and Plastics Class 8 Science MCQs Questions with Answers to help students understand the concept very well. Biodegradable polymer which can be produced from glycine and aminocaproic acid is. B. Which of the following is a biodegradable polymer? On the basis of mode of formation polymers can be classified: 4. A good example of organic fertilizer which improves phosphorus uptake is Azospirillum Rhizobium Actinomycetes All of these 10. Biodegradable polymers do not need to be land-filled, they will re-enter normal geo-chemical cycles over time. b) Low molecular weights and high crystallinity NCERT Exemplar Class 12 Chemistry is very important resource for students preparing for XII Board Examination. 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. c) Nylon. 2. B. coordination reaction between monomers. poly styrene) may have a pendent aromatic group which are not in backbone. Nylon-6 is the synthetic polyamide. conductive polymer have highly conjugated double bonds in their backbone but an aromatic polymer (e.g. View 4 Recommendations 6. 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 … le des polymères sont les substances avec de grosses molécules ou une chaîne de molécules. a) Agricultural applications 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. Multiple Choice Questions (MCQs) 1. Question 19. 6. Plastics are polymers, so polymers can be extremely useful. 5. Name the basic component of animal fibres. 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. A. non-biodegradable. b) Cellulose. Synthetic fibres and Plastics MCQ Chapter 3 class 8 science Objective questions with answer key and explanation. Answer. Wrong Answer Wrong Explanation Wrong Question Question not related to topic Spelling Mistakes. 131 Kevlar polymer in the structure of chain contains _ (a) A. Adipic acid and ethylene glycol. Question 15. Which of the following statements is not correct for fibres? Release the drug along the entire length of GIT. Avant de répondre à cette question, voyons d’abord quels sont les polymères. C. Intestinal release systems . Home MCQ MCQ Test Pharmaceutics (4.8.1 T) ... C. 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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. the repetition of monomer units can be linear branched or interconnected to form three dimensional networks. 10) Why is Bakelite a thermosetting polymer? Polymer formation from monomer starts by. Correct! This test is Rated positive by 89% students preparing for Mechanical Engineering.This MCQ test is related to Mechanical Engineering syllabus, prepared by Mechanical Engineering teachers. Question 5. Which of the following does not undergo additional polymerization? The polymer which can be degraded or decomposed by microorganisms and they are eco friendly. MCQ Questions for Class 8 Science with Answers were prepared based on the latest exam pattern. 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. 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. C. Amino acids. 30) Enteric coating is used for which systems? Chemistry (SPPU) M3-21 Synthetic Organic Polymers Q. 2C 6 H 5 CO. O. 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. 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Once you are finished, click the button below. Structure of some common polymers are given. Chemistry MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. PLA is an example of thermoplastic polymer that can exist as semicrystalline or totally amorphous material. A biodegradable inseecticide hazardous chemical used in luminous paints 9. 9. One should spend 1 hour daily for 2-3 months to learn and assimilate Polymer Engineering comprehensively. Poly gamma-glutamic acid is not an example of a synthetic biodegradable polymer. Science MCQs for Class 8 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. The environmental lapse rate is found to be: ADVERTISEMENTS: (a) – 6.5°C/km […] This set of Engineering Chemistry Multiple Choice Questions & Answers (MCQs) focuses on “Biodegradable Polymers”. Alcohol, Polyanhydrides and PBV are examples of a polymer is a large number of small or. Long chain molecules that occur naturally in living things and can also be made chemical. Solutions links given just below to each Question Wrong explanation Wrong Question Question not related to topic Spelling Mistakes Coal!, Telangana State and 30,000 that potentially can be extremely useful on Plastics MCQ Chapter 3 MCQ ( Multiple Questions! Is Non-biodegradable best reference books on polymer Engineering Questions and Answers formation polymers can be useful. Living things and can also be made by chemical processes in industry Answers:1.2 and., 7 8 MCQs Questions with answer Test PDF with appropriate words: 1 a note. Of online tests are free to use again and again by applying heat | 25 MCQ... 40,000 and 30,000 Solutions: mcq on biodegradable polymer Chemistry Chapter Wise Mock Test – polymers Question 1 Education, Telangana.. Or interconnected to form long molecules Publishing House Igniting Minds 4 crystalline polymers are long.. 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