it has a silk like appearance. Is a natural fibre. viii. are manmade material used for making clothes. D. Is a good conductor of electricity. T/F triexta is a generic name that is approved by the ftc. It is an artificial/manmade fibre. Rayon or Artificial Silk. Question Bank Solutions 4944. Answer: False, because silkworms feed on mulberry leaves. It was the first fully synthetic fibre. True. Natural sources: Cotton, jute, silk, wool etc. (iii) Jute is … Other than that – both solutions are quite common. f) Silk fibre is obtained from the stem of a plant. True. CBSE CBSE Class 6. Answer: (A) Is wrinkle free. D. Acrylic. Which synthetic fibre is also called artificial silk? MCQ Questions for Class 8 Science with Answers were prepared based on the latest exam pattern. True. Answer: 1 True, 2 False, 3 False, 4 True, 5 True, 6 False, 7 False Answer: True; False; False; True; True; False; False; Question: Fill in the blanks: Plant fibres are obtained from _____ and _____ . We have provided Synthetic Fibres and Plastics Class 8 Science MCQs Questions with Answers to help students understand the concept very well. True / False iv) A staple fibre is of infinite length. 8. (ii) Filament are short fibres. It is a man-made fibre obtained from a natural source wood pulp. Shearing is usually done in summer season-True. Ans: [Pollymers] 8. True / False iii) Coir is a cellulosic fibre. 5. C. Nylon. It has the same molecular structure as cellulose. State whether the following statements are ‘true’ or false’: (a) Yam is made from fibres. Any plant or tree could be used as the cellulose source – including bamboo – but the fiber that is created is rayon. (F) Silk fibre is obtained from the stem of a plant. (ii) Which is a natural fibre? Viscose can mean:. It can be dyed in a wide variety of colors. Rayon is mixed with cotton to make bedsheets or mixed with wool to make carpets. • 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 8. Which of the following is a true statement? (d) Weaving of yam makes a piece of fabric. D. The assertion is false but the reason is true. 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 Which artificial fibre is made from wood pulp? Weaving of yarn makes a piece of fabric. State whether the following are true or false and correct the false statements: • (i) Fibre is the basic unit of all fabrics. (C) Jute is the outer covering of coconut. Answer. Nylon . Know answer of objective question : Which of the following is not a natural fibre?. Whereas nylon or polyester, fibers are purely synthetic polymers, made entirely from chemicals. State whether the following statements are true or false. Question 10. It is not a natural fiber, yet it is not synthetic. Synthetic fibres are costlier than natural fibres. Linen. EASY. Natural fiber that draws heat from the body. Textbook Solutions 4993. Advertisement. (c) Jute is the outer covering of coconut. Safety pin … true or false. Angora wool is obtained from a species of rabbit. Answers: 2. Rayon is a regenerating natural fiber (cellulose fiber), which is made from the wood pulp. 2. true. Question 8. Fiber to Fabric 1. Answer: False, silk fibre is made up of a protein. Shearing is usually done in summer season-True False… Fiber - B Yarn - C. Fabric A . Jute is the outer covering of coconut. Ans: Rayon 4. Rayon is a natural fibre- False. vii. Choose the correct option in the following questions: (i) Which one of the following is a synthetic fibre? This material, however, is less natural in comparison to cotton as the process that’s used to segment it is quite chemical-heavy. 2. v. Synthetic fibres are obtained from animals. Explanation: Workers in wool industry generally suffer from sorter's disease-True. • … (E) Weaving of yarn makes a piece of fabric. True. are obtained from natural sources plants or materials. True / False vi) Silk is a natural fibre. Polyester is a natural fibre. Ans: Rayon 7. 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. This will clear students doubts about any question and improve application skills while preparing for board exams. (a) Nylon (b) Rayon (c) Polyester (d) All of these Answer: (d) All of these fibres are man-made.
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