Answer: d. Goat Answer: What do you mean by shearing. Patsun All Rights Reserved. Cotton fibers are one of the only natural fibers that cause virtually no allergic reactions and don’t irritate human skin. Nylon was the first true synthetic fibre. e) – True, Question 13. Yarn is a long continuous length of interlocked fibre which is woven knitted for making garments. they do not cause any pollution and are also good for our skin as … c. Looms Visit BYJU'S to study the important topics like Plastics as Materials of Choice and Types of Synthetic … What are the release dates for The Wonder Pets - 2006 Save the Ladybug? d. Shearing Answer: d. Nylon Define ginning of cotton Black Soil. 4. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Multiply. Answer: Answer: Spinning is the process of making yarn. Spinning can be done by hand,by takli and charka. Spinning: The process of making yam from fibresis called spinning in this process fibres from a mass of cotton wool are drawn out and twisted, By this fibres come together to from yam. Natural fibres : Cotton, jute, silk, wool. When we burn nylon, why we do not get the smell of burning paper or burning hair? Synthetic fibers are made from plastics and oil byproducts. a. Proteins, 1. How diverse industrial arts can benefit from the computers and internet access? One of the major differences between the two types of clothing is how long the fabric lasts. Synthetic fibres are preferred over natural fibres because synthetic fibres are strong, do not wrinkled and dry up easily. Question 3. Why don't libraries smell like bookstores? Which kind of soil is needed for growing cotton plant? Synthetic Fibres—Polyester Jute is obtained from stem and cotton is obtained from cotton bolls which are directly from surface of cotton seeds. c. The process of removing hair from the body of animals, Question 8. g) – False, Question 3. Answer: Why are cotton clothes preffered over synthetic fibres in summers. a. Camel Which fibre is obtained from flax seeds Question 6. Save my name, email, and website in this browser for the next time I comment. Question 1. State the following statement are true or false Silk and wool NCERT Exemplar Class 8 Science is very important resource for students preparing for VIII Board Examination. Question 5. b) Spinning is a process of making fibres Wool is obtained from the fleece of sheep, goat, yak etc. 2)it is shiny and lustrous and resembles silk in appearance. Cotton Incorporated funded a study that demonstrated that 66% of all women with household incomes over $75,000 prefer natural fibers to synthetic. Classify the following fibres as natural or synthetic, nylon, wool, cotton, silk, polyester, jute. Is it normal to have the medicine come out your nose after a tonsillectomy? Are all fibres produced by plants? a) Plant fibres are obtained from ___ and ___ a. Question 8. Ropes and Mats. Microfiber Natural fibers are made from 100% natural products. Here we have provided NCERT Exemplar Problems Solutions along with NCERT Exemplar Problems Class 8.. Cotton clothing retains moisture (i.e., sweat or precipitation) far more than synthetic or wool; i.e., cotton does not dry quickly. What were the materials used by people in ancient times in place of clothes? Answers: The process where the cotton fibers are drawn out and being twisted. This aligns with the exact need of why manmade fibres were invented in the first place. Question 9. cotton is natural and synthetic both. It is shiny and lustrous and resembles silk in appearance. Where can i find the fuse relay layout for a 1990 vw vanagon or any vw vanagon for the matter? hemp : Ropes , carpets, nets, clothes and paper c. Looms, Question 3. The devices on which weaving of fabrics take place are called looms The looms are either hand operated or power operated. a. Camel, Question 4. This process brings all the fibres together to from a yarn. c) Jute is the outer covering of coconut Question 2. b. Sericulture b) Silk and wool. 2nd PUC Model Question Papers with Answers, 1st PUC Model Question Papers with Answers, KSEEB SSLC Class 10 Social Science Solutions, KSEEB Solutions for Class 9 Social Science, 2nd PUC Statistics Question Bank Chapter 8 Operation Research, 2nd PUC Sanskrit Textbook Answers Shevadhi Chapter 1 पुराणभारतम्, KSEEB SSLC Class 10 Maths Solutions Karnataka State Syllabus, KSEEB SSLC Class 10 Science Solutions Chapter 16 Sustainable Management of Natural Resources, KSEEB Solutions for Class 10 Maths Chapter 9 Polynomials Ex 9.4, KSEEB Solutions for Class 10 Maths Chapter 1 Arithmetic Progressions Ex 1.4, KSEEB Solutions for Class 10 Maths Chapter 14 Probability Ex 14.2, KSEEB Solutions for Class 10 Maths Chapter 3 Pair of Linear Equations in Two Variables Ex 3.7, KSEEB Solutions for Class 10 Maths Chapter 2 Triangles Ex 2.6, KSEEB SSLC Class 10 Maths Solutions Chapter 10 Quadratic Equations Ex 10.4, KSEEB SSLC Class 10 Maths Solutions Chapter 8 Real Numbers Ex 8.2, KSEEB SSLC Class 10 Maths Solutions Chapter 1 Arithmetic Progressions Ex 1.2, KSEEB Solutions for Class 10 Maths Chapter 15 Surface Areas and Volumes Ex 15.5. Whenever I think of synthetic fibers I remember reading that synthetic fibers melt in a fire. Why is PC preferred over laptop? b. Sheep Cotton clothes absorb sweat easily. The process of weaving can be done on looms. 5. What are natural fibres ? Whereas synthetic, man-made fabrics are made from, you guessed it, plastic. d. Vitamins. ~head~ Preferred Fibres Preferred Fibres Preferred Fibres All materials take from our planet, but some are more sustainable than others. Rayon 5. Agriculture Polyester is a synthetic material, strong and easy to maintain. The fibres obtained from plants and animals are called natural fibres For Ex: Cotton from cotton balls, jute from jute plant, silk from cocoon of silkworm and from hair of animals like sheep or goat. Cotton is a soft, fluffy staple fiber that grows in a boll, or protective case, around the seeds of the cotton plants of the genus Gossypium in the mallow family Malvaceae.The fiber is almost pure cellulose.Under natural conditions, the cotton bolls will increase the dispersal of the seeds. Students can Download Chapter 3 Fibre to Fabric Questions and Answers, Notes Pdf, KSEEB Solutions for Class 6 Science, Karnataka State Board Solutions help you to revise complete Syllabus and score more marks in your examinations. c. Spinning, Question 2. Because they are natural fibre and are biodegradable . Answer: a. d. Needles Preferences for natural fibers seem to be correlated with income; in one study, people with higher incomes preferred natural fibers by a greater percentage than did those in lower income brackets. Copyright © 2020 Multiply Media, LLC. Shawl and Dhoti, Question 1. Answer: Which material is used for making gunny bags and why? Answer: In summer we sweat a lot. They melt! It absorbs sweat. We prefer to wear cotton clothes over synthetic during the summer because it doesn't absorb heatup radiation …it reflects it..nd it is more comfortable! 5. Cotton is all-natural, making for a comfortable and breathable fabric year-round. Why should we wear cotton clothes in summer? Question 5. It appears that in those days people used the bark and big leaves of trees or animal skin and furs in place of clothes. The process of making woollen fabric from fibre. Cotton balls are obtained from the cotton plant and turned into strands that can be woven to be finally converted into clothes or textile. c. Spinning The global synthetic fibers market size was valued at USD 51,213.0 million in 2016. Question 1. W… Synthetic fibers are derived … Answer: ‘Pashmina’wool is obtained from___ 1. Fibre is a thread like a strand from which yam is made. The cocoons are boiled in water to loosen the fibre and then spun into yarn which is woven to form silk fabric. West Bengal, Bihar and Assam. https://www.nontoxicliving.tips/blog/safer-textile-materials-to-detox-your-home ___ is an example of dietry fibre. The process of removing seeds from ____ Ans. When did Elizabeth Berkley get a gap between her front teeth? What are the disadvantages of primary group? Fibre: Thin hair-like strands of thread that are woven to make fabric. c. Linen Materials made from natural fiberinclude cotton, wool, hemp, linen and silk. ___ and ___ are animals fibres. a. Cotton is a true commodity in the world markets and supply and demand truly affect prices of raw cotton. Answers: Q31. Jute 2. Polyester 2. What is fibre? The looms are either-hand operated or power operated. Answer: What is yarn? Rayon Ties; Nylon. This is the reason why burning of wool smells like the burning of hair. What are looms? Ans. a. India Notify me of follow-up comments by email. From which parts of the plant cot¬ton and jute are obtained? Which kind of soil is needed for growing cotton plant? b. g) Polyester is a natural fibre. The opposite of this is natural fibres. On the other hand synthetic clothes tend to last longer. a. India a. To score good marks in the examination, students are advised to get well- versed with these NCERT solutions Nylon is a synthetic fibre made from chemicals. c. The process of removing hair from the body of animals Answer: The superior chemical, physical and mechanical properties of synthetic fibers are expected to support the market growth over the forecast period. Answer: d. Horticulture b. Carbohydrates Although, cotton is prone to shrinking and has little resilience; it is very absorbent, soft and strong, while still easy to care for. Why cotton Clothes are preferred over synthetic fibre? Cotton fibers made from the cotton plant, for example, produce fabrics that are light in weight, soft in texture, and which can be made in various sizes and colors. Answer: Question 7. Why are synthetic fibres preferred over natural fibres? The fibres obtained from animals are made up of Answer : Because they are natural fibre and are biodegradable. d) The process of removing seed from cotton is called ginning. Question 12. Question 4. Question 15. a. Proteins b. America when cotton is combed from its plant it is natural and when the combed cotton is cleaned in factories with help of chemicals it becomes synthetic. 1 answer. 3. Answer: Answer: Differentiate between the following: i) Fibre and fabric Ans. a. Takli Describe the process of spinning and weaving? Answer: Name any two things got from coconut fibre b) Animal fibres are ___ and ___ Q42. Cotton f) Silk fibre is obtained from the stem of a plant They do not cause any pollution and are also good for our skin as they have natural ventilation. Very rustic, scratchy and not very fashionable. c. Cellulose Wool and silk, which often feel soft to the touch, can cause irritation in some people, and synthetic fibers like polyester or fleece can aggravate dry skin by trapping sweat and robbing the skin of its essential oils. Question 4. Name some items that are made from coir, jute, hemp, silk and cotton c. Australia Hence, people in India prefer to wear cotton clothes. NCERT Solutions for Class 6 Science Chapter 3 Fibre to Fabric is presented here for easy and better understanding of the topics involved in 2020-21 CBSE Class 6 Science textbook. The process of growing silkworms to obtain silk from is_____ ), and bandages. Answer: 1 answer. d. China asked Apr 4 in Science by Umesh01 (65.8k points) fibre to fabric; class-6; 0 votes. Answer: Cotton c. Knitting Which of these fibres is non – biodegradable 2. Answer: When did organ music become associated with baseball? Cellulose does not form unless temperatures are over 70 °F (21 °C). Question 14. The process of shearing things coir : Ropes, floor covering , stuffing in mattresses and pillows. Unless the natural clothing is treated with some kind of preservative, it will disintegrate and decompose over several years. When we burn wool, why do we get the smell of hair burning? Cotton fibers are mainly made up of cellulose. Synthetic fibers such as nylon and polyester do not absorb sweat. It is possible that when some people think of natural fabrics and fibres, they associate them with rough, burlap sack type materials. No. d. The process of removing seeds from cotton Yes, a lot of these textiles derive from plants such as flax, cotton, jute and cannabis. Synthetic fibres: Nylon, polyester. Jute is obtained from a plant called ___ Question 11. In fact, the textile industry draws on an enormous amount of resources each year including water, energy, agricultural land, fossil fuels and animals; to name a …
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