True / False ii) Viscose rayon was the first truly man-made fibre. True. (d) The process of removing seeds from cotton is called ginning. Natural sources: Cotton, jute, silk, wool etc. Hence, though both are suitable for textile industry, nylon is more popular in making dresses and uniforms than rayon. (B) Spinning is a process of making fibres. iv. true or false. Fiber to Fabric 1. Choose the correct option in the following questions: (i) Which one of the following is a synthetic fibre? Question 10. Ans: Rayon 4. rayon nylon polyester silk? Spinning is a process of making fibre. Silk is a natural carbohydrate fibre. True False 0 points QUESTION 7 Please match the following: - A. Angora wool is obtained from a species of rabbit. Answers: 1 Show answers Another question on Health. f) Silk fibre is obtained from the stem of a plant. Weaving of yarn makes a piece of fabric. are obtained from natural sources plants or materials. Fibre to Fabric Class 6 MCQs Questions with Answers. Q.2. Which synthetic fibre is also called artificial silk? Which of the following is a true statement? Answer: a) Yarn is made from fibres: - (True) b) Spinning is a process of making fibres: - (False) c) Jute is the outer covering of coconut: - (False) d) The process of removing seed from cotton is called ginning: - (True) True. Whereas nylon or polyester, fibers are purely synthetic polymers, made entirely from chemicals. vi. v. Synthetic fibres are obtained from animals. Classify the following fibres as man-made and natural: (i) Nylon (ii) Wool (iii) Cotton (iv) Silk (v) Polyester (vi) Rayon (vii) Acrylic (viii) Jute 3. Answers: 2. True False 0 points QUESTION 6 Rayon is a synthetic fiber, because it is manufactured from manufactured resources like cellulose present in wood pulp. You can call it a synthetic fibre or a man made natural fibre. False. vii. (b) Spinning is a process of making fibres. EASY. 6. Silkworm feeds on oak leaves. You can refer to NCERT Solutions for Class 6 Science Chapter 3 Fibre to Fabric to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams. It's made of regenerated cellulose. Natural polymers are the products of raw materials found in nature that can be extracted. How is Rayon made? C. Nylon. B. Terylene. Generic name of a man-made fiber. True / False vi) Silk is a natural fibre. True. Cotton. 3. False. Nylon . it has a silk like appearance. Answer: (A) Is wrinkle free. it is obtained from wood pulp. False. its fibres can also be woven like those of natural fibres (E) Weaving of yarn makes a piece of fabric. Solution: High elasticity and no wrinkling are the major advantages of nylon over rayon. State whether the following statements are ‘true’ or false’: (a) Yam is made from fibres. (F) Silk fibre is obtained from the stem of a plant. The truth is that the process of manufacturing rayon fabric is rather challenging to comprehend. 8. iii. 1) ___Nylon A) Natural fiber that is easy to dye and may shrink slightly in the wash 2) ___Acrylic B) Natural fiber that is strong and light, and usually dry cleaned 3) ___Rayon C) Manmade fiber that is soft and may form "pills" 4) ___Cotton D) Manmade fiber that is easy to dye and is washed at low temperatures Is a natural fibre. Rayon is a synthetic fibre made from a natural source : wood pulp. PLA. (D) The process of removing seeds from cotton is called ginning. (iii) Jute is … Rayon is a regenerating natural fiber (cellulose fiber), which is made from the wood pulp. I. Artificially prepared synthetic fibre which resembles silk is known as terylene. ... Rayon is an example of a man-made natural fiber. (C) Jute is the outer covering of coconut. Mooga is the strongest variety of wool. True / False iv) A staple fibre is of infinite length. Rayon is mixed with cotton to make bedsheets or mixed with wool to make carpets. Any plant or tree could be used as the cellulose source – including bamboo – but the fiber that is created is rayon. Answer this multiple choice objective question and get explanation and result.It is provided by OnlineTyari in English That's a lot of science, chemicals, and steps. II. View Answer. All plastics are made of long chain molecules called -----. … Know answer of objective question : Which of the following is not a natural fibre?. Question 8. The national labor relations act is also called the wagner act.true or false? It can be dyed in a wide variety of colors. Synthetics wrinkle easily. As an inexpensive fiber, rayon has often been used in low-end,poorly constructed … A viscous solution of cellulose; A synonym of rayon; A specific term for viscose rayon — rayon made using the viscose process Rayon is a regenerated cellulose fiber that is made from natural sources of cellulose, such as wood and related agricultural products. true. D. The assertion is false but the reason is true. It was prepared from coal water and air. Answer: 1 True, 2 False, 3 False, 4 True, 5 True, 6 False, 7 False Shearing is usually done in summer season-True Safety pin … True / False v) Viscose rayon is a protein fibre. Other than that – both solutions are quite common. It is not a natural fiber, yet it is not synthetic. Rayon is different from synthetic fibre because. I think now that you understand the viscose rayon process you would agree it's not natural at all! Answer: False, because silkworms feed on mulberry leaves. Answer: True; False; False; True; True; False; False; Question: Fill in the blanks: Plant fibres are obtained from _____ and _____ . true. D. Is a good conductor of electricity. Answer: True. State whether the following are true or false and correct the false statements: • (i) Fibre is the basic unit of all fabrics. The threads or yarns are made from thin fluffy strands called fibres. It has the same molecular structure as cellulose. (c) Jute is the outer covering of coconut. True or false? It is a fiber formed by regenerating natural materials into a usable form. Rayon or Artificial Silk. Polyester is a natural fiber. Polyester is a natural fibre. So, what other false facts are there about rayon? The national labor relations act is also called the wagner act.true or false? It is an artificial/manmade fibre. Whites are washed with the light colored garments. True or false? Which artificial fibre is made from wood pulp? Health, 21.06.2019 16:30. The process of removing seed from cotton is called ginning. Animal fibres are _____ and _____ . Concept: Fibre. D. Is a good conductor of electricity. Explanation: Workers in wool industry generally suffer from sorter's disease-True. State whether the following statement is true or false: Polyester is a natural fibre. Linen. Nylon is a synthetic fibre. In the acid bath, the solution is regenerated (that's where that greenwashed term comes from) back into cellulose fiber aka rayon. Fibers: All cloth materials are made up of long, narrow, thin structures called fibers.Fibers are obtained from natural as well as manmade sources. g) Polyester is a natural fibre. Rayon is not considered as a synthetic fibre as it is regenerated from cellulose. NCERT solutions for Science Class 6 CBSE chapter 3 (Fibre to Fabric) include all questions with solution and detail explanation. False… ____ is a natural fiber that is not used due to health reasons. Advertisement. Question 9. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. False; True; False; True; True; True; Question 4. 3. Synthetic fibres are costlier than natural fibres. A. Rayon. They get affected by bacterium Anthrax which causes a fatal blood disease called sorter's disease. Viscose can mean:. State whether the following statements are true or false. Read the following statement and mark the correct answer. The most prevalent natural plant fiber is _____. true. It was the first fully synthetic fibre. Fleece of sheep. Ans: [Pollymers] 8. This will clear students doubts about any question and improve application skills while preparing for board exams. State whether the following statement is true or false: Polyester is a natural fibre… true or false. Cotton and wool are natural polymers. are manmade material used for making clothes. Answer: False, silk fibre is made up of a protein. Answer. True or False: The age and sex of the individual from whom a hair sample has been taken can be determined through an examination of the hair's morphological features. Answer: cotton plants, jute plants; wool, silk Rayon is a man-made fiber created from the cellulose found in plants and trees and processed with a harsh chemical that releases hazardous air pollutants. This fiber can be made to resemble most natural fibers in appearance and is often used in blends. True. Man made sources:Polyester, nylon, rayon etc. (A) Yarn is made from fibres. Fiber - B Yarn - C. Fabric A . Shearing is usually done in summer season-True. 2. 5. Syllabus. It is a man-made fibre obtained from a natural source wood pulp. asbestos ... false. The assertion is true but the reason is false. ... T/F drape is one of the reasons why viscose rayon, modal, and lyocell fibers are used for women's apparel. Rayon is a natural fibre- False. True. ... Cotton and wool are natural polymers. D. Acrylic. Cotton plants are grown for fibre and their seeds can be used for preparing cooking oil. Ans: Nylon 6. Question Bank Solutions 4944. This material, however, is less natural in comparison to cotton as the process that’s used to segment it is quite chemical-heavy. Answer: False, because mooga is the strongest variety of silk. State whether the following statements are True / False: i) Cotton is a man-made fibre. Silk fiber is obtained from the stem of a plant. Jute is the outer covering of coconut.
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