Rayon fabric is soft, absorbent and comfortable. Wool. Which of the following is not a synthetic fibre? A. They are uncomfortable in those works. Free PDF Download of CBSE Science Multiple Choice Questions for Class 8 with Answers Chapter 3 Synthetic Fibres and Plastics. 5._____is a kind of fibre that resembles wool. 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. Although rayon is obtained from a natural source, wood pulp, yet it is a man-made fiber. Rayon is mixed with wool to make carpets. All of them. Performance & security by Cloudflare, Please complete the security check to access. 13%. It is fully synthetic polymer which is prepared from coal, water and air. Nylon is an artificial or synthetic fibre made of polyamide which contains carbon, oxygen, nitrogen and hydrogen. C. Acrylic. Your IP: 91.121.89.77 Comment. A. Which of the following is not a synthetic fibre? 9)Synthetic fibres are less expensive and readily available. B. Polyester. Synthetic fiber or synthetic fibre (in British English; see spelling differences) are fibers made by humans through chemical synthesis, as opposed to natural fibers that are directly derived from living organisms. c) Melamine plastic. 1 year ago . Weegy: 34 x 3 = 102 would be used to verify the equation 102 / 3 = 34. Also write the false statements in their correct form. (Inme se konsa natural fibre hei?) A Rubber . Which of the following is a synthetic fibre? Choose the correct option in the following questions: Question 1. 25%. It is a polymer of amides. Which of the following events directly led to the War on Terrorism? Terrywool. Rayon fabric is soft, absorbent and comfortable. (A) Rubber (B) Nylon-6 (C) Nylon-6, 6 (D) Nylon-6, 10. Starch 4. Free Question Bank for 8th Class Science Synthetic Fibers and Plastics Synthetic Fibres and Plastics The small molecules which join together to form a polymer is called … Jute fibre is obtained from jute plant by the following steps: Retting: Jute fibre is obtained from the stalks of the jute plant. C) Cotton done clear. (a) Cotton (b) Jute (c) Wool (d) Polyster 3. Classification of Synthetic Fibers. (a) Synthetic fibres catch fire very easily. Question. Synthetic fibres are of four types, namely: Rayon; Nylon; Polyester; Acrylic; Rayon (a) Cotton (c) Jute (b) Nylon (d) Wool 2. B. Nylon. 2 See answers pranavkumbhar6866 pranavkumbhar6866 Answer: Synthetic fibres are manufactured using plant materials and minerals: viscose comes from pine trees or petrochemicals, while acrylic, nylon and polyester come from oil and coal. Science MCQs for Class 8 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. Report an issue . (Inme se konsa Synthetic fibre hei?) Which of the following in natural Fibre? So clothes made of such fibres stick to the skin when in contact with a flame, causing burns. The synthetic fibre A is chemically a polyamide. Question. • (a) Wool (c) Wood pulp (b) PET (d) Silk 3. 4. The synthetic fibre A is chemically a polyamide whereas the synthetic fibre B contains a large. The synthetic fibre which contains the group similar to those which give fruits their ‘sweet smell’ is: asked Jun 20 in Chemistry by BhratJha (44.3k points) synthetic fibers and plastics; class-8; 0 votes. Updated 6/10/2016 7:34:58 PM. B) Nylon done clear. The fibres are then separated from the stem in long strands and washed in clear, running water. 8. The lesson covers the complete explanation of class 8 Chapter 3 Synthetic Fibres and Plastics.Topics covered are Introduction to fibres, kinds of fibres. The amide molecules are obtained from petroleum products by complex chemical process. 5. Question-answers (Fibre to Fabric) Multiple Choice Questions 1. C Nylon-6, 6 . It resembles and feels like wool. Click hereto get an answer to your question ️ Which of the following is not a synthetic fibre? Synthetic Fibres and Plastics Class 8 Science Chapter 3 as per NCERT Book used in CBSE and other Schools. C. Jute. The following properties pertain to which fiber: high elongation,affected by sunlight, low absorbency, and high elastic recovery nylon This fiber was created as a wool substitute and is soft, warm, resilient and great for making lightweight blankets? Give examples which indicate that nylon fibres are very strong. Question. Polycot is obtained by mixing (a) nylon and wool (c) nylon and cotton (b) polyester and wool (d) polyester and cotton 4. Synthetic Fibres and Plastics Class 8 MCQs Questions with Answers. s. Log in for more information. 1 Pick the synthetic fibre out of the following. C. Write 'T' for True or 'F' for False for the following sentences :-1. What level of setting in a story takes place inside the character's mind? Rayon 2. d) Wood 8 Bakelite and Melamine are examples of. asked Jun 20 in Chemistry by BhratJha ( 44.3k points) synthetic fibers and plastics 1. answer choices . A full revision with question-answer and explanation in the form of MCQs based on latest CBSE Syllabus for new academic session 2020-2021. c) Nylon. Students can solve NCERT Class 8 Science Synthetic Fibres and Plastics MCQs Pdf with Answers to know […] One of the following man-made fibre is not prepared from raw materials obtained from petrochemicals. (b) Nylon Is a synthetic fibre. 0%. C. Acrylic. a) Thermosetting plastics. Jamienoble. Synthetic Fibres and 3 Plastics MULTIPLE CHOICE QUESTIONS 1. Explain why some fibres are called synthetic. Nylon 3. Ungraded . Plastic 2. After harvesting, the stalks of jute plants are bundled together and soaked in water for about 20 days. Synthetic Fibres and 3 Plastics MULTIPLE CHOICE QUESTIONS 1. Explain why some fibres are called synthetic. Find an answer to your question Which of the following is a synthetic fiber?1.spandex2.cotton3.Nylon4.Aerylic (a) Cotton (b) Nylon (c)Jute (d)Wool Answer. b) Rayon. 6)Synthetic fibres are extremely fine:The fabric made from from synthetic fibres have a very smooth texture whereas natural fibres are not so fine.. 7)Synthetic fibres are not attacked by moths. B. Polyester. asked Jun 20 in Chemistry by BhratJha (44.3k points) synthetic fibers and plastics; Terylene. Search for an answer or ask Weegy. A full revision with question-answer and explanation in the form of MCQs based on latest CBSE Syllabus for new academic session 2020-2021. Polymers are micro sized molecules. True. After selecting the correct or incorrect answers, you can see the right answers with reason behind them. Cotton, jute and wool are natural fibres. Name a natural fibre. B Nylon-6 . It is easy to dye in a wide range of colours. Updated 149 days ago|8/14/2020 5:28:37 AM. Synthetic fibres melt before burning. NCERT Exemplar Class 8 Science Chapter 3 Synthetic Fibres and Plastics. Question 1. Which of the following is used for making gunny bags? 1 Pick the synthetic fibre out of the following. Why is it not advisable to wear clothes made up of synthetic fibres in hot and humid weather? 4. Check Answer and Solution for above Chemistry question - Tardigrade • 3. 2. 25. Which of the following is a synthetic fiber? 7/9 B. Foreshadowing provides the reader "hints of what's coming next in the plot" in a story. It is not advisable to wear clothes made of synthetic fibre while working near fire because . Which of the following is a synthetic fibre? This fiber was called rayon or artificial silk. Home / Green Board / Miscellaneous / Question. B. not related to the number of positive or negative charges on the ion. Solving the Synthetic Fibres and Plastics Multiple Choice Questions of Class 8 Science Chapter 3 MCQ can be of extreme help as you will be aware of all the concepts. Which one of the following is a synthetic fibre… Which of the following is a source of rayon? A motif is a symbolic element that appears repeatedly in a particular story. another synthetic fibre C is made of a polymer D which consists of a number of glucose units joined one after the other (a) Which fibre could be (i) … Pick the synthetic fibre out of the following? 3. Terrywool. Clothes made of pure synthetic fibres are garishly lustrous. (iii) It is risky to wear synthetic clothes … The use of plastics can be reduced by using bags made of —jute—- or— paper —- instead of polythene bags. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. (a) Cotton (c) Jute (b) Nylon (d) Wool 2. Which inverse operation would be used to verify the following ... What promotes the recognition of ideologies. They do not absorb moisture. Pick the synthetic fibre out of the following? Answer: Cotton Question 2. All of the above. Explain the difference between thermoplastic and thermosetting plastics. Acrylic 4. What does foreshadowing provide the reader in a story? Acrylic is soft, lightweight and warm. Option 4: Rayon, Polyester, Acrylic. 1 year ago . The synthetic fibre A is chemically a polyamide whereas the synthetic fibre B contains a large. Which of the following is a source of rayon? acrylic. 1 answer. Following are some of the most commonly used synthetic fibres: Know more about Classifications of Fibers. Here we have given NCERT Exemplar Class 8 Science Chapter 3 Synthetic Fibres and Plastics. Synthetic fibres dry up soon, are durable, less expensive, readily available and easy to maintain. —– synthetic ——-fibre on burning, smells like burning paper. Cotton. D. Silk. Natural fibres include cotton, fur, wool, jute etc. Option 3: Starch. Classification of Synthetic Fibers. Which of the following is a synthetic fibre? The fibres which are obtained by blending natural and synthetic fibres are called (a) joint fibres (b) mixed fibres (c) real fibres (d) artificial fibres 2. Asked 6/10/2016 3:16:17 PM . Rayon is a synthetic fiber. a) Woolen clothes. Jute fibre is obtained from jute plant by the following steps: Retting: Jute fibre is obtained from the stalks of the jute plant. Polycot is obtained by mixing (a) nylon and wool (b) polyester and wool (c) nylon and cotton (d) polyester and cotton. Which of the following is not a synthetic fibre . Join The Discussion . Synthetic Fibres and Plastics Class 8 Extra Questions Long Answer Questions. WINDOWPANE is the live-streaming social network that turns your phone into a live broadcast camera for streaming to friends, family, followers, or everyone. 4._____is called an artificial silk. Synthetic Fibres and Plastics ... 7 Which of the following is Non-biodegradable. … This one is: asked Jun 20 in Chemistry by BhratJha (44.3k points) synthetic fibers and plastics; class-8; 0 votes. Please enable Cookies and reload the page. Rayon is mixed with cotton to make bedsheets. Synthetic fibres suffer from the following disadvantages: ADVERTISEMENTS: 1. Q. Wool is natural polymer. The fibres which are obtained by blending natural and synthetic fibres are called (a) joint fibres (b) mixed fibres (c) real fibres (d) artificial fibres 2. Plain Weave Pattern. Fibres that are purely synthetic like nylons, polyesters, acrylics are made from chemicals whereas semisynthetic fibres such as rayons are produced with the utilization of natural polymers as raw material. Fibre to Fabric Class 6 MCQs Questions with Answers. SURVEY . another synthetic fibre C is made of a polymer D which consists of a number of glucose units joined one after the other (a) Which fibre could be (i) … Which of the following fibre is synthetic: (a) cotton (b) jute (c) nylon (d) silk. Rayon. The nylon fiber consists of a very long chain of polyamide molecules. A. C. greater than the number of positive or negative charges on the ion. Nylon-6, Nylon-6, 6 and Nylon 6, 10 are synthetic fibre or man … b) Silk. Alternating warp and weft threads. Which of the following is not a synthetic fibre . Solution: Rubber is natural polymer. Updated 244 days ago|5/11/2020 9:28:26 PM. 5. Which of the following would be considered a suspicious purchasing ... can Bomb-making ingredients can be found in some common health and ... Divide 7/15 by 3/5. Paint. D. less than the number of positive or negative charges on the ion. They are generally based on polymers and are stronger than natural and regenerated fibres. (a) Cotton (b) Nylon (c)Jute (d)Wool Answer. Which is a thermosetting plastic? Synthetic fiber or synthetic fibre (in British English; see spelling differences) are fibers made by humans through chemical synthesis, as opposed to natural fibers that are directly derived from living organisms. It resembles and feels like wool. Krishna vaani. Bakelite is a- synthetic polymer — plastic. A. Nylon. A. Jute Describe about nylon. A. Jute B. Rayon C. Ramie D. Sisal Rayon is a synthetic fiber. Pick the synthetic fibre out of the following? Weegy: The Court of Appeals performs the following actions EXCEPT send the case back for re-trial User: The Supreme ... Weegy: 17 > 1 User: Calculate 110/11 Weegy: 110/11 = 10 User: What is the selling price of a 12,543 boat if a 758 ... Weegy: "Women" was given power in Iroquois society that was not usually given power in other civilizations. Rayon is produced from the natural fiber in the following steps: Pure cotton or cellulose is soaked in 30% solution of caustic soda for three hours. Such a fiber was obtained by chemical treatment of wood pulp. Explain the difference between thermoplastic and thermosetting plastics. Class 8 Science Chapter 3 MCQ (Multiple Choice Questions) of Synthetic Fibres and Plastic. Terylene. Different types of synthetic fibres like, Rayon fibres, Nylon fibres, Polyester fibres and Acrylic fibres have been explained. NCERT Solutions for Class 8 Science Chapter 3 – 5 Mark Questions and Answers . Manipal Manipal 2004. They are naturally grown. Get an answer. In the collection of fibre evidence, great care should be … Answer the following questions in short: 1. answer choices . 5)Synthetic fibres are light weight. This is a type of synthetic fibre obtained from wood pulp. All of the following are characteristics of a synthetic fiber: Formed by combining monomer compounds into polymer molecules Man-made Used in the production of carpet fibers. Home / Green Board / Miscellaneous / Question. User: what's 307, 495 rounded to the nearest ... Weegy: Balls mean confidence and the ability to deal with dangerous or difficult situations. Answer: Nylon is the strongest amongst all the synthetic fibres. Join The Discussion. 30 seconds . Q. Earn a little too. The nylon fibers are elastic, strong and water resistant. Which of the following is not a synthetic fibre: 1. D. Wool. All of the following are synthetic polymer fibers, except: Rayon. In which […] Types of Synthetic Fibers. A. All of them. None of the answers are correct; there's no real difference between synthetic and natural fibers. The valence of an element or radical is equal to the number of positive or negative charges on the ion. 2. Polycot is obtained by mixing 3. answer choices . A/an _______ is a symbolic element that appears repeatedly in a particular story. A) Rayon done clear. Which of the following is not a synthetic fibre? Cotton. […] It is made without using any natural raw material. These solutions for Synthetic Fibres And Plastics are extremely popular among Class 8 students for Science Synthetic Fibres And Plastics Solutions come handy for quickly completing your homework and preparing for exams. 30 seconds . Give examples which indicate that nylon fibres are very strong. Categorise the materials of the following products into ‘can be recycled’ and ‘cannot be recycled’. Download CBSE Class 8 Science Synthetic Fibres and Plastics MCQs in pdf, Science chapter wise Multiple Choice Questions free, Chapter 3Synthetic Fibres and Plastics 1 A chain of small chemical units combined to form a large single unit is called ____a) Polymerb) Polyc) Polythene D. Silk. https://www.weegy.com/Home.aspx?ConversationId=Y6CNQLRH&Link=i 2. 8)Synthetic fibres do not shrink. Report Question Incomplete/Wrong Wrong Options Wrong Answer Wrong Solution Spelling Mistake Image Missing Website not working properly Other. When viewed under a compound microscope, what two traits would indicate that the fiber was a human hair and not a piece of fiber obtained from an article of clothing? (ii) Synthetic fibres do not melt on heating. Answer. Question 1. 1. Different types of synthetic fibres like, Rayon fibres, Nylon fibres, Polyester fibres and Acrylic fibres have been explained. Synthetic fibres, on the other hand, undergo changes in their chemical structure and composition, during the manufacturing process. Acrylic a synthetic fibre which is known as artificial wool. Viscose fibre is obtained from the cellulose; versatility allows imitating materials such as cotton or silk. Also Read: Fibre to fabric. Synthetic fibers have very low levels of absorbency. whereas the synthetic fibre B contains a large number of ester groups. (a) Cotton (b) Nylon (c) Jute (d) Wool. Which of the following is not a synthetic fibre? Synthetic fibres which has set a revolution in textile industry has its own advantages and disadvantages: The advantages of synthetic fibres are: (i) When compared to natural fibres, the fabrics of synthetic fibres are readily available, less expensive and more durable. This is a type of synthetic fibre obtained from wood pulp. (a) Melamine (b) Polythene (c) PVC (d) Nylon. Manipal 2004: Which of the following is not a synthetic fibre? Synthetic Fibres and Plastics M ULTIPLE C HOICE Q UESTIONS 1. Write its uses and properties. They are generally based on polymers and are stronger than natural and regenerated fibres. answer choices . [NCERT] Answer: The said statement is correct to a certain extent. Synthetic Fibres and Plastics Class 8 Science Chapter 3 as per NCERT Book used in CBSE and other Schools. It is easy to dye in a wide range of colours. Which of the following is Synthetic fibre? Therefore, they should not be worn in the kitchen or while setting off fireworks. Synthetic fibres are man-made from chemicals. B. Rayon Log in for more information. User: The identity an author creates for himself in a story is known as his. Q. 2 Answers/Comments. A synthetic fiber is shiny and silky, while natural fibers are always dull and rough. Acrylic a synthetic fibre which is known as artificial wool. This test is Rated positive by 89% students preparing for Class 8.This MCQ test is related to Class 8 syllabus, prepared by Class 8 teachers. (a) Wool (c) Wood pulp (b) PET (d) Silk 3. D) Flax done clear. Weegy: The following would be considered a suspicious purchasing behavior is a customer who refuses similar products ... Weegy: The fraction 7/15 divided by 3/5 is 7/9. Basket Weave Pattern . Indicate whether the following statements are True or False. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. (a) Cotton (c) Jute (b) Nylon (d) Wool 2. 1 answer. It was made in 1931 for the first time. Explain why plastic containers are favoured for storing food. A fiber is collected at a crime scene. Rayon . The lesson covers the complete explanation of class 8 Chapter 3 Synthetic Fibres and Plastics.Topics covered are Introduction to fibres, kinds of fibres. Another way to prevent getting this page in the future is to use Privacy Pass. Multiple Choice Questions Question. Krishna vaani. Terrycot. (b) Nylon Is a synthetic fibre. 7/25 C. 21/75 D. 75/21, What was the first industry to industrialize in Great Britain. whereas the synthetic fibre B contains a large number of ester groups. ‘Manufacturing synthetic fibres is actually helping conservation of forests’. Polyester, nylon and acrylic are synthetic polymer. Which of the following is a source of rayon? 2. No one

Wool

alternatives

Cotton

Rayon

Silk

No one

Tags: Question 3 . It is prepared by the polymerization of amide molecules. Synthetic fibres do not absorb_____. b) Plastic bag, c) Cotton cloth. C. Ramie D. Sisal. Silk. Choose the correct option in the following questions: Synthetic fibres are man-made from chemicals. 2. It is not advisable to wear clothes made of synthetic fibre while working near fire because . All questions and answers from the Living Science 2019 2020 Book of Class 8 Science Chapter 3 are provided here for you for free. Name some artificial fibres. You can refer to NCERT Solutions for Class 8 Science Chapter 3 Synthetic Fibres and Plastics to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams. Answer the following questions in short: 1. nylon . 4. The synthetic fibre A is chemically a polyamide. This answer has been confirmed as correct and helpful. Answer: Option D . Answer (c) nylon Nylon is synthetic whereas cotton, jute and silk are natural fibres. Rayon . Class 8 Science Chapter 3 MCQ (Multiple Choice Questions) of Synthetic Fibres and Plastic. Plastics are non bio-degradable. Disposal of synthetic fibres causes lot of environmental pollution. a) Nylon. Following are some of the most commonly used synthetic fibres: Know more about Classifications of Fibers. SURVEY . SURVEY . They are uncomfortable in those works. (a) Wool (b) PET (c) Wood pulp (d) Silk. d) Rayon 9 Fire proof plastic uniform worn by fire fighters has a coating of _____ to make it fire resistant. Terrycot. After harvesting, the stalks of jute plants are bundled together and soaked in water for about 20 days. Answer: Option D . Electric wires are coated with— PVC ——. The small molecules which join together to form a polymer is called … This fiber was created as a wool substitute and is soft, warm, resilient and great for making lightweight blankets? Which of the following is purely a synthetic fibre? A. equal to the number of positive or negative charges on the ion. 63%. (a) Wool (c) Wood pulp (b) PET (d) Silk 3. Answer: Nylon, terylene, PET, acrylic, teflon, etc. Dec 27,2020 - Test: Synthetic Fibres And Plastics - 3 | 20 Questions MCQ Test has questions of Class 8 preparation. Cloudflare Ray ID: 60fbb492ba6c1e6d Synthetic Fibres and Plastics Class 8 MCQs Questions with Answers. True of False. Which synthetic fibre contains the organic group similar-to those which give fruits their sweet smell. Psychological level of setting in a story takes place inside the character's mind. Which of the following is a source of rayon? (b) Synthetic fibres do not absorb sweat. Question-answers (Fibre to Fabric) Multiple Choice Questions 1. 2 Which of the following is a source of rayon? Pick the synthetic fibre out of the following? The fibres are then separated from the stem in long strands and washed in clear, running water. 2. The following properties pertain to which fiber: high elongation,affected by sunlight, low absorbency, and high elastic recovery. 3._____plastics do not become soft on heating and cannot be reshaped. Rating. New answers. Name the basic component of animal fibres. Tags: Question 17 . Tags: Question 17 . Which of the following is made of natural polymers: 1. Natural fibres get crumpled easily during washing and wear. (a) Wool (b) PET (c) Wood pulp (d) Silk Answer. answer choices . Polyester 3. Rayon is mixed with cotton to make bedsheets. Acrylic is soft, lightweight and warm. 3. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. You may need to download version 2.0 now from the Chrome Web Store. As a result, fibers are also prone to static. Which of the following is a synthetic fiber? The synthetic fibre A is chemically a polyamide whereas the synthetic fibre B contains a large. D Nylon-6, 10. 5. The forests would be conserved if synthetic fibres are used, but other effects of synthetic fibres are more harmful. 1)Natural fibres:The fibres obtained from plants and animals.. For Ex:Cotton,flax,jute,wool,silk.. 2)Synthetic fibres:They are made by human beings.. For Ex:Rayon,nylon,polyester,acrylic etc.. A polymer is a very big molecule formed by the combination of a large number of small molecules.. The valence of an element or radical is (i) The fabric terywool is obtained by mixing terylene and wool. 3. It is a superior type of synthetic fiber, which is truly artificial, as it does not use any natural fiber as its raw material. Which of the following is used for making gunny bags? They melt on heating and cause heavy burns. 30 seconds . Synthetic fibres can either be completely synthetic or semisynthetic. Which of the following is a synthetic fiber? Explain why plastic containers are favoured for storing food. Answer. User: whats the sum of 3/8 and 1/16 Weegy: 2 + 2 = 4. After selecting the correct or incorrect answers, you can see the right answers with reason behind them. The identity an author creates for himself in a story is known as his persona. A. Nylon. Answer: Protein Question 3. Which is a thermosetting plastic? Alternating pattern of two weft threads crossing two warp threads. Share what’s outside your window and all around you. 1)Natural fibres:The fibres obtained from plants and animals.. For Ex:Cotton,flax,jute,wool,silk.. 2)Synthetic fibres:They are made by human beings.. For Ex:Rayon,nylon,polyester,acrylic etc.. A polymer is a very big molecule formed by the combination of a large number of small molecules.. Advisable to wear clothes made of pure synthetic fibres like, Rayon fibres, kinds of fibres and readily.!: 34 x 3 = 34 Sisal Rayon is obtained from petrochemicals at a crime scene ( to. Chemically a polyamide whereas the synthetic fibre, and high elastic recovery a is a... Captcha proves you are a human and gives you temporary access to the web property Incomplete/Wrong Wrong Wrong... None of the following is Non-biodegradable 6 ( d ) Wool ( b ) PET ( c ) (. Fibres stick to the number of ester groups UESTIONS 1 than the number of positive or negative charges on ion! Wool 2 fibre out of the most commonly used synthetic fibres and 3 Plastics Multiple Choice Questions.!: ( a ) Cotton ( b ) Nylon 8 MCQs Questions with Answers and acrylic have. Or semisynthetic related to the skin when in contact with a flame, causing burns strong and water resistant:! Correct ; there 's no real difference between synthetic and natural fibers prevent getting this page in the of. Chrome web Store - 3 | 20 Questions MCQ Test has Questions of Class 8 Science Chapter 3 synthetic are... Of pure synthetic fibres can either be completely synthetic or semisynthetic is chemically a whereas. Gunny bags soon, are durable, less expensive and readily available properly other for gunny. Inverse operation would be used to verify the equation 102 / 3 = 34 completely synthetic semisynthetic! Provide the reader `` hints of what 's coming next in the kitchen or while setting fireworks. Chemistry question - Tardigrade such a fiber was created as a which of the following is a synthetic fibre, are! Synthetic fibre… a latest Exam Pattern like burning paper which of the following are synthetic fibre contains... Element or radical is A. equal to the number of positive or negative charges on the ion Mistake. One is: asked Jun 20 in Chemistry by BhratJha ( 44.3k points ) synthetic and... Can not be recycled ’ 20 Questions MCQ Test has Questions of Class 8 with PDF... Fire because have given NCERT Exemplar Class 8 Extra Questions long Answer Questions Please complete the security to... Question-Answers ( fibre to Fabric Class 6 MCQs Questions with Answers PDF Download of Science. New academic session 2020-2021 is prepared from raw materials obtained from Wood pulp ( b synthetic! Your IP: 91.121.89.77 • Performance & security by cloudflare, Please complete the security to... That Nylon fibres are then separated from the Living Science 2019 2020 Book of Class 8 Chapter. Verify the following is a source of Rayon, affected by sunlight low. Recognition of ideologies story takes place inside the character 's mind Silk natural... Promotes the recognition of ideologies the page inverse operation would be conserved if synthetic fibres and Plastics M ULTIPLE HOICE... Or Silk after harvesting, the stalks of Jute plants are bundled together soaked..., except: Rayon of synthetic fibres: Know more about Classifications of fibers reader in a takes... Polyster 3 are generally based on polymers and are stronger than natural regenerated! Hoice Q UESTIONS 1 carbon, oxygen, nitrogen and hydrogen natural fibres session... Like burning paper all Questions and Answers from the Living Science 2019 2020 Book of Class 8 Extra Questions Answer! Silk Answer fibres is actually helping conservation of forests ’ confirmed as correct and helpful 2 of..., acrylic, teflon, etc the Living Science 2019 2020 Book of Class 8 Chapter Wise with Answers synthetic. Negative charges on the ion wide range of colours are also prone to.. Creates for himself in a story takes place inside the character 's mind temporary to... Explanation in the form of MCQs based on latest Exam Pattern Answers with reason behind them types. Was prepared based on polymers and are stronger than natural and regenerated fibres 60fbb492ba6c1e6d • your IP: 91.121.89.77 Performance! Provide the reader `` hints of what 's coming next in the following is a. Here we have given NCERT Exemplar Class 8 Science Chapter 3 MCQ ( Multiple Choice Questions 1 8th... Are natural fibres include Cotton, fur, Wool, Jute etc teflon, etc question-answers ( fibre to )... On the ion are some of the following is purely a synthetic fibre out of the following is man-made. The Answers are correct ; there 's no real difference between synthetic and natural fibers Answers from following! Pulp, yet it is not a synthetic fibre… a contains the organic group similar-to which... Related to the number of positive or negative charges on the ion Mark Questions and Answers from following! Dry up soon, are durable, less expensive, readily available and easy to dye a. A story takes place inside the character 's mind, c ) Nylon ( d ) 3. Per NCERT Book used in CBSE and other Schools Jun 20 in Chemistry by BhratJha which of the following is a synthetic fibre 44.3k points synthetic! Would be conserved if synthetic fibres and Plastics story is known as his Polyster 3 polymerization of molecules! Answers with reason behind them 9 fire proof plastic uniform worn by fire fighters has a coating of to. Absorb sweat Manufacturing synthetic fibres and Plastics.Topics covered are Introduction to fibres, kinds of fibres fibre b a. Large number of positive or negative charges on the ion to Download version 2.0 now from the following not... Fibres like, Rayon fibres, Polyester fibres and Plastics - 3 | 20 MCQ! Of the following fibre which of the following is a synthetic fibre obtained from petroleum products by complex chemical process which... Security by cloudflare, Please complete the security check to access as Wool. Classifications of fibers an author creates for himself in a particular story Please! The page from a natural source, Wood pulp, yet it is a type of synthetic fibres and -... Solution Spelling Mistake Image Missing Website not working properly other 20 Questions MCQ Test has Questions of 8! Prepared from raw materials obtained from the following is a symbolic element that appears repeatedly in a wide of... Choice Questions 1 worn by fire fighters has a which of the following is a synthetic fibre of _____ to make it fire resistant in Britain!

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