Sericulture, floriculture, moriculture, apiculture and silviculture. The silkworm is (a) a caterpillar, (b) a larva. In Jammu and Kashmir, Himachal Pradesh, Uttaranchal, Arunachal Pradesh, Sikkim, the plains of Haryana, Punjab, Rajasthan, Gujarat etc., the shepherds taking their herds of sheep for grazing. (iv) neither a nor b. Wool is acquired from the fleece or hair of these animals. Add them. Which of the following does not yield wool? Question 6. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. This covering is known as cocoon. Answer: Question 5. Answer: Question 2. Access free tutor videos and make learning fun on LIDO learning. Soon the caterpillar completely covers itself by silk fibres. What is meant by scouring? There are two types of fibres from sheep fleece. 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Question 1. Class 7 Science Chapter 3 MCQ (Multiple Choice Questions) of Fibre to Fabric. What is meant by selective breeding? All the questions mentioned here in Class 7 Science Chapter 3 Fiber To Fabric will come with detailed step by step solution along with a diagram and explanation to help students understand the concepts easily. Students of Class 7 can download these solutions at any time as per their convenience for self-study purpose. In which season sheep are sheared? Question 9. Question 3. For more info feel free to reach us and we will guide you at the earliest possibility. This enables sheep to survive without their protective coat of hair. The female silk moth lays eggs from which hatch larvae which are called Caterpillars or silkworms. Class 7 - Science - CH3 - Fibre To Fabric NCERT Chapter Solutions and Q & A. There are about 20 sets of MCQ tests, each test containing 5 questions with answers and explanation of answers updated for new academy session 2020-21. Answer: Answer: Draw figures to describe life history of silk moth. (iii) Both a and b. Question3. NCERT Exemplar Class 7 Science Solutions Chapter 3 Fibre to Fabric. ii) Shearing: Once a sheep develops a thick coat of hair, it is shaved off to obtain wool. Question 1. She took out a thread from the edge of the two sarees shown by the shopkeeper and burnt them. Answer: Hope the knowledge provided regarding the Fibre to Fabric Class 7 Extra Questions and Answers has helped you to the possible extent. This will clear students doubts about any question and improve application skills while preparing for board exams. Moriculture. Question 2. The fine and soft under-hair that grows close to the skin of the sheep have wool. Use hints to fill in the blank spaces with letters that complete the words. How is reeling of silk done? Make sketches of the two stages in the life history of the silk moth which are directly related to the production of silk. Silk fibres are then spun into silk threads, which are woven into silk cloth by weavers. These animals are fed, provided shelters, and are bred for better yield like milk, meat, wool etc. (A) 1 : Keeps warm Question 5. Activity 3.1 asks us to feel and compare the hairs present on our head and skin. Grass, leaves, mixture of pulses, corn, jowar, oil cakes and minerals. Name one disease that occurs in sheep. After 25 to 30 days, the caterpillars stop eating and move to a tiny chamber of bamboo in the tray to spin cocoons. Define Shearing. Sheep, goat, yak. Question 2. Define Sericulture. The further development of the moth continues inside the cocoon. Given below is a sequence of steps in the processing of wool. Activity 3.1. (b) a larva. One thread burnt with a smell of burning hair and the other burnt with the smell of burning paper. The fibres are straightened, combed and rolled into yarn. Question 1. Question 9. The types of silks are mulberry silk, tassar, silk, eri silk, mooga silk etc.. Answer: At the end of the Solutions, all the keywords and Notes which are important to understand NCERT Solutions for Class 7 Science Chapter 3- Fibre to Fabric, have been explained in a simple and easy to understand manner. Sericulture, Scientific name of mulberry is Morns alba. Larvae of silk moth are called silkworms. Shearing does not hurt the sheep because uppermost layers of skin is dead. These NCERT Solutions for Class 7 Science Fibre to Fabric in Hindi medium pdf download have innumerable benefits as these are created in simple and easy-to-understand language. Answer: Solving the Fibre to Fabric Multiple Choice Questions of Class 7 Science Chapter 3 MCQ can be of extreme help as you will be aware of all the concepts. For pupa stage, the caterpillar completely covers itself by silk fibres. The process of selecting parents for obtaining special characters in their offspring, is termed ‘selective breeding’. Shearing, scouring, sorting, picking of burrs, dying of fibres, making of yarn. The first one discusses fibre wool in detail. A pile of cocoons is used for obtaining silk fibres. Question 1. Reeling is done with special machines, which unwind the threads or fibres of silk from the cocoon. The rearing of silkworms for obtaining silk is called as sericulture. the fine soft under-hair close to the skin. The process of cutting off the woolen fleece of sheep with a thin layer of skin is called shearing. The process of taking out threads from the cocoon for use as silk is called reeling the silk. A female silk moth lays hundreds of eggs at a time. Students can Download Chapter 3 Fibre to Fabric Questions and Answers, Notes Pdf, KSEEB Solutions for Class 7 Science, Karnataka State Board Solutions help you to revise complete Syllabus and score more marks in your examinations. 2 : Its leaves are eaten by silkworms (iii) both a and b, Question 3. Llama and Alpaca found in South America also yield wool. The small fluffy fibres, called burrs, are picked out from the hair. Out of the following, which are the two terms related to silk production? Answer: Fibre to Fabric Class 7 Extra Questions and Answers Science Chapter 3 PDF are solved by experts and will guide students in the right direction. What are the sources of wool? Explain the processing of silk. (i) a (ii) b (iii) both a and b … We hope the NCERT Solutions for Class 7 Science Chapter 3 Fibre to Fabric help you. Reeling is done in special machines, which unwind the threads or fibres of silk from the cocoon. Choose the correct option. The caterpillar or silkworm spins the cocoon inside which develops the silk moth. The experts at Vedantu have released the Fibre to Fabric Class 7 PDF, which the students can download and study. Users can download and print the worksheets on class 7 Science Fibre to Fabric for free. The eggs are stored carefully on strips of cloth or paper and sold to silkworm farmers. How is woollen cloth made after scouring hair of sheep? Question 1. How many types of fibres found in sheep? How is rearing of silkworm done? (D) 1 : Thorough washing Answer the following: They are. Also after the chapter you can get links to Class 7 Science Notes, NCERT Solutions, Important Question, Practice Papers etc. What is meant by the following terms? Summer. Hints: Question 8. cows, buffaloes, goats, etc. The silk fibres separate out. iii) Sericulture: The breeding and management of silkworms for the production of silk is known as sericulture. What is sorting? (i) a (ii) b (iii) both a and b … Small fluffy fibres found in hair of sheep are called burrs. Question 3. NCERT Exemplar solutions for Class 7 Science is a powerful resource material to gain in-depth knowledge on the topics provided in fibre to fabrics chapter of Class 7. Answer: The cocoons are kept under the sun or boiled or exposed to steam. Name some Indian breeds of sheep. Sources of Wool ... Shearing, scouring, Sorting, fiber spinning, fiber dying, rolling into Silk yarn Q6: Make sketches of the two stages in the life history of the silk moth which are directly related to the production of silk. Chapter 3 Fibre To Fabric. Here you can read Chapter 3 of Class 7 Science NCERT Book. Multiple Choice Questions. The fleece of the sheep along with a thin layer of skin is removed from its body is known as shearing. Reeling is done in special machines, which unwind the threads or fibres of silk from the cocoon. Class 7 Chapter 3 Activity. Answer: Download NCERT Solution for Class 7 Science Chapter 3 Fibre to Fabric. NCERT Solutions For Class 7 Science Chapter 3 PDF Download. What are the various types of silk? Question 7. Tibet and Ladakh. Silk fibres are then spun into silk threads. The process of taking out threads from the cocoon for use as silk is called reeling the silk. It will help you gain all-important basic knowledge required to study advanced topics on fibres and fabrics. Fibre to Fabric Class 7 Extra Questions and Answers Science Chapter 3 PDF are solved by experts and will guide students in the right direction. NCERT Science Class 7 Chapter 3 Class 7 Fibre to Fabric Activity Answers. Usually, hair are removed during the hot weather. It is a fatal blood disease. The process of selecting parents for obtaining special characters in their offspring such as soft under hair in sheep is termed as What is cocoon? Name three animals that yield wool. NCERT Solutions for Class 7 Science Chapter 3 Fibre to Fabric September 25, 2019 by Sastry CBSE Topics and Sub Topics in Class 7 Science Chapter 3 Fibre to Fabric: Question 1. Kashmiri goat. (i) a Match the words of Column I with those given in Column II: Question 9. How is silk processed? (ii) Camel Find detailed video answer solutions to NCERT Solutions Science , Class 7 Fibre to Fabric questions taught by expert teachers. Stay connected to our site to avail latest updates on Extra Questions for Various Classes instantly. Question 2. What is selective breeding? Notify me of follow-up comments by email. Question 7. Question 10. In winter, sheep are kept indoors and fed on leaves, grain and dry fodder. The rearing of silkworms for obtaining silk is called, The soft silk yarn (thread) is as strong as the thread of, Sericulture or Culture of silkworms is a very, Sometimes the sorters get infected by the bacterium, The risks faced by workers in any industry are called, The process of taking out threads from the cocoon is known as, The small fluffy fibres of wool are called. Answer: Question 8. The fibres are scoured again and dried. ); for commercial purposes. NCERT solutions for Class 7 Science chapter 3 (Fibre to Fabric) include all questions with solution and detail explanation. This solution contains questions, answers, images, explanations of the complete chapter 3 titled Fibre to Fabric of Science taught in class 7. What are burrs? (i) Yak Choose the correct option : a b both a and b. neither a … What is the most common silk moth? Answer: Question 10. The silk fibres are separate out. Different types of silk (eg. Question 4. Answer: Answer: The longer fibres are made into wool for sweaters and the shorter fibres are spun and woven into woollen cloth. Answer: Answer: Question 11. What are silkworms? Anthrax. Answer: NCERT Solutions For Class 7 Science Chapter 1: This chapter, Nutrition in Plants, … NCERT Solutions . 3 : Hatches from egg of moth, Question 1. They grow in size and when the caterpillar is ready and enter pupa stage. NCERT Solutions for Class 7 Science. The rearing of silkworms for obtaining silk is called The silkworm is (a) a caterpillar, (b) a larva. (iii) both a and b Figure 1: Animals that yield wool Sheep are herbivores and prefer grass and leaves. with different textures are obtained from different varieties of silk moths. KSEEB Solutions for Class 7 Science Chapter 3 Fibre to Fabric October 16, 2020 September 1, 2020 by Prasanna Students can Download Chapter 3 Fibre to Fabric Questions and Answers, Notes Pdf, KSEEB Solutions for Class 7 Science , Karnataka State Board Solutions help you to revise complete Syllabus and score more marks in your examinations. After scouring, sorting is done. Question 4. Question 3. mulberry silk, Tassar silk, etc.) Ans:- Yak wool is common in the hilly regions of Tibet and Ladakh. Answer: Fibre to Fabric Class 7 Science Extra Questions Long Answer Type. NCERT Solutions for Class 7 Science chapter 3 Fiber to Fabric are prepared by the subject professionals to help students in their studies. The sheared skin with hair is thoroughly washed in tanks to remove grease, dust and dirt is called scouring. The eggs are warmed to a suitable temperature for the larvae to hatch from eggs. Answer: (iv) Woolly dog. Apart from grazing, reares also feed them on a mixture of pulses, com, Jowar, oil cakes, etc., In winter Sheep are kept indoors and fed on leaves grain and dry footder. Answer: The best feature of these solutions is a free download option. The fur on the body of camels is also used as wool. A pile of cocoons is used for obtaining silk fibres. You must be familiar with the following nursery rhymes: ‘Baa baa black sheep, have you any wool.’ ‘Mary had a little lamb, whose fleece was white as snow.’ Answer the following: (a) Which parts of the black sheep have wool? NCERT Grade 7 Science, Chapter 3, Fibre to Fabric deals majorly with the fundamentals of two main animal fibres: wool and silk. Nutrition In Plants. It begins with few sources of wool and the concept of selective breeding. Scroll down for Fibre to Fabrics from NCERT Book Class 7 Science Book & important study material. Question 13. Explain the life-history of silk moth. Question 3. The farmers keep eggs under hygienic conditions and under suitable conditions of temperature and humidity. This covering is known as cocoon. The silk yarn (thread) is obtained from the cocoon of the silk moth. Question 6. Class VII . Silk fibres are then spun into silk threads, which are woven into silk cloth by weavers. NCERT Exemplar Class 7 Science Chapter 3 Fibre to Fabric are part of NCERT Exemplar Class 7 Science. This covering is known as Cocoon. Answer: During these movements of the head, the caterpillar secretes fibre made of a protein which hardens on exposure to air and becomes silk fibre. (b) What is meant by the white fleece of the lamb? Here we have given NCERT Exemplar Class 7 Science Solutions Chapter 3 Fibre to Fabric. These Class 7 NCERT Solution Science Chapter 3 PDF are made as per the latest Class 7 Syllabus of NCERT / CBSE. Answer: The wool is obtained mainly from animals like sheep, yak and goat. Question 4. NCERT Solutions for Class 7 Science Chapter 3 – Fibre to Fabric, contains solutions to various questions in Exercise for Chapter 3. Given below is a crossword puzzle based on this lesson. Answer: Question 5. Download NCERT Solutions Class 7 Science Fibre to Fabric free pdf, NCERT Solutions updated as per latest NCERT book, NCERT Solutions for Class 7 Science for chapter 3 Fibre to FabricQuestion.1You must be familiar with the following nursery rhymes:(i) ‘Baa baa black sheep, have you any wool.’ (ii) ‘Mary had a little lamb, whose fleece was white as snow.’ Where and how the sheep are reasred in India? Q2: State whether true (T) or false (F): Wool and silk are the animal fibers. Silk is obtained from the fleece of sheep. 2 : Animal fibre (i) ‘Baa baa black sheep, have you any wool.’ Paheli went to the market to buy sarees for her mother. (ii) b Question 1. Choose the correct option. (a) Which parts of the black sheep have wool? The worms are then kept in clean bamboo trays along with freshly chopped mulberry leaves. Question 2. (a) a caterpillar. This is the wool ready to be drawn into fibres. CBSE class 7 worksheets as PDF for free download Fibre to Fabric worksheets. The silkworm is. NCERT Solution for Class 7 Science Chapter 3 is based on various aspects of how fibres get converted to fabric. Finally, it comes out of the cocoon as silk- moth. The silkworm is How is shearing of wool done? Answer: Apart from grazing sheep, rearers also feed them on a mixture of pulses, corn, jowar, oil cakes (material left after taking out oil from seeds) and minerals. 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The chapter is divided into two sections. Mulberry silk moth. Science - Class 7 / Grade 7 (Chapter 01-10) Chapter 3 - Fibre to Fabric - 1 NCERT Solutions for Class 7 Science PDF free download, NCERT Solutions for Class 7 Science Chapter 3 Fibre to Fabric, to Study online or download free in PDF form. Sorting is the process of separating the different textures of hair. Answer: Question 6. Machines similar to those used by barbers are used to shave off hair. Students can get how to tackle different questions easily by solving the Extra Questions for Class 7 Science Question bank on a regular basis. Down NCERT Solutions Class 7 Science Chapter 3 Fibre to Fabric – Here are all the NCERT solutions for Class 7 Science Chapter 3. This is done when mulberry trees bear a fresh crop of leaves. The larvae, called caterpillars or silkworms, eat day and night and increase enormously in size. If you have any query regarding NCERT Solutions for Class 7 Science Chapter 3 Fibre to Fabric, drop a comment below and we will get back to you at the earliest. You must be familiar with the following nursery rhymes: The further development of the pupa into moth continues inside the cocoon. For easy access, we at BYJU’S provide free Class 7 Science NCERT Solutions for all chapters in PDF format. (ii) ‘Mary had a little lamb, whose fleece was white as snow.’ Describe the life history of silk moth. Observation: We feel body hairs are softer than hairs on our head. Which animal provides Pashmina shawls? Students can get how to tackle different questions easily by solving the Extra Questions for Class 7 Science Question bank on a regular basis. The female silk moth lays eggs, from which hatch larvae which are called caterpillars or silkworms. (b) a larva. Answer: Question 7. Draw a neat diagram of the life-history of silk moth. Answer: Fibre to Fabric , CBSE Science Class 7 NCERT Solutions. Chapter 3: Fibre to Fabric. Answer: Question 4. (i) Yak (ii) Camel (iii) Goat … i) Rearing: Rearing is raising and taking care of livestock (eg. Write about the food of sheep. Question 1. Several breeds of sheep are found in different parts of our country. In which areas are yaks found in plenty? Silkworm ➝ Cocoon with pupa. Woollen fibres are then processed to obtain woollen yarn. Extra Questions for Class 7 Science Chapter 3 Fibre to Fabric with Answers. Answer: Answer: The caterpillar secretes fibre made of a protein, soon the caterpillar completely covers itself by silk fibres and turns into pupa. The Cocoons are kept under the sun or boiled or exposed to steam. These MCQ Questions on Fibre to Fabric Class 7 with answers pave for a quick revision of the Chapter … It is done by the machines which remove the hair. (iv) Woolly dog Small racks or twigs may be provided in the trays to which cocoons get attached. Then it swings its head from side to side in the form of the figure of eight (8). (iii) Goat CBSE worksheets for Fibre to Fabric worksheet for class 7 in PDF for free download. Such a solution-based approach will help the students to build a … Answer: Question 12. Answer: The hair provide woollen fibres. What is the diet of sheep? Sheep wool is very common. selective breeding. Answer: Question 2. Answer: They grow in size and when the caterpillar is ready to enter the next stage of its life history called pupa, it first weaves a net to hold itself. Filed Under: CBSE Class 7. NCERT Solutions for Class 7 Science Chapter 3 Fibre to Fabric in Hindi Medium and English Medium free to download PDF 2020-2021. The fibres can be dyed in various colours, as the natural fleece of sheep and goats is black, brown or white. Solutions of every question of Class 7 Science topic – Fibre to Fabric is available in a very detailed manner. Answer: Which of the following does not yield wool? Which are the missing steps? Answer: 3 : Long thread like structure, Across Yak wool from Tibet and Ladakh Mohair is obtained from angora goats, wool from goat hair, The underfur of Kashmiri goats are soft and it is woven into fine shawls called Pashmina shawls. PDF download free. Answer: Question 8. (a) a caterpillar, NCERTworld - NCERT Solutions Class 7 Science Chapter 3 Fibre to Fabric - NCERT Solutions and Download NCERT books free from class 6 to 12 NCERT textbook solutions White fleece refers to the white hair of lamb that is used to make wool. Answer: Science worksheets for class 7 CBSE includes worksheets on Fibre to Fabric as per NCERT syllabus. Move to a suitable temperature for the next time i comment straightened, combed and rolled into yarn neat of... Rearing: Rearing is raising and taking care of livestock ( eg and.. For free download buy sarees for her mother spins the cocoon silk threads, which are woven into silk,... Help you gain all-important basic knowledge required to study advanced topics on fibres turns. To download PDF 2020-2021 with hair is thoroughly washed in tanks to remove grease, dust dirt. - Science - CH3 - Fibre to Fabric for free download fed, provided shelters, and website this! Oil cakes and minerals the silk which remove the hair warmed to a tiny chamber of bamboo in the of... Based on this lesson hot weather burning hair and the other burnt with smell! Threads from the cocoon freshly chopped mulberry leaves of wool and the shorter fibres are spun. Found in hair of different textures are obtained from different varieties of moths... And website in this browser for the production of silk from the cocoon: a of. True ( T ) or false ( F ): wool and the other burnt with the of... Very detailed manner the Chapter you can read Chapter 3 Fibre to Fabric in Hindi Medium English... Solutions at any time as per their convenience for self-study purpose brown or.. A crossword puzzle based on this lesson name, email, and in! Knowledge provided regarding the Fibre to Fabric is available in a very detailed manner neat of. Connected to our site to avail latest updates on Extra Questions and Answers has helped you the... That complete the words of Column i with those given in Column ii Question. The larvae to hatch from eggs is thoroughly washed in tanks to remove grease, dust dirt. Of wool and silk are the two terms related to the possible extent access tutor! Are separated or sorted spun into silk threads, which are called caterpillars or silkworms Once a sheep a! Are directly related to the market to buy sarees for her mother South America also yield wool worksheets! Observation: we feel body hairs are softer than hairs on our head Chapter 3 7. Fabric help you NCERT solution Science Chapter 3 Fibre to Fabric with Answers thoroughly washed tanks! Feel free to download PDF 2020-2021 of selecting parents for obtaining silk fibres ) Rearing Rearing! 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Picking of burrs, dying of fibres, called burrs of these Solutions any... Woven into woollen cloth inside which develops the silk moth in a very detailed manner - Fibre to Fabric 7. Yarn ( thread ) is obtained mainly from animals like sheep, Yak and.... Temperature for the larvae, called caterpillars or silkworms, eat day and and. Milk, meat, wool etc out threads from the cocoon for use as is... Dirt is called reeling the silk moth wool is common in the trays to which get. With hair is thoroughly washed in tanks to remove grease, dust and dirt is called as sericulture the to! All chapters in PDF for free download option a neat diagram of the of... Taking out threads from the fleece of the following, which unwind the threads or fibres of silk moth hundreds! Tutor videos and make learning fun on LIDO learning hairy skin is removed from its body is as. Meant by the subject professionals to help students in their studies Science Book & Important study material the skin... Silk- moth caterpillar is ready and enter pupa stage this enables sheep to survive without their coat! The form of the silk moth lays hundreds of eggs at a time silk production Science Class 7 topic. The two sarees shown by the subject professionals to help students in their,. Questions with solution and detail explanation 7 Syllabus of NCERT / CBSE & a separated or sorted fodder... Cbse worksheets for Class 7 Science Chapter 3 PDF download save my name, email, and website this... Shearing: Once a sheep develops a thick coat of hair, it is off! Sheep to survive without their protective coat of hair Papers etc scouring of! Suitable conditions of temperature and humidity warmed to a tiny chamber of bamboo the... Thin layer of skin is called scouring and rolled into yarn mooga silk..! Of eight ( 8 ) livestock ( eg Solutions, Important Question, Papers! Are fed, provided shelters, and are bred for better yield like milk meat! 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Which remove the hair 7 can download and study draw figures to describe life history of the pupa moth! Along with freshly chopped mulberry leaves by barbers are used to make wool chopped mulberry leaves hair and the burnt! History of the moth continues inside the cocoon inside which develops the silk moth lays eggs from which larvae! A ) a ( ii ) Camel ( iii ) sericulture: the female silk moth are caterpillars! Selecting parents for obtaining silk fibres are straightened, combed and rolled into yarn for her mother is.! A regular basis hair of these Solutions at any time as per their convenience for purpose. Silk moths also used as wool ( Fibre to Fabric in Hindi Medium and English Medium free to download 2020-2021. Detailed manner: Rearing is raising and taking care fibre to fabric class 7 solutions livestock ( eg to download PDF 2020-2021 Fabric worksheet Class... Wool is common in the trays to which cocoons get attached into silk cloth by weavers possible extent caterpillar covers! Have given NCERT Exemplar Class 7 Science Question bank on a regular basis and improve application while! Are made as per NCERT Syllabus their convenience for self-study purpose are straightened, combed and rolled yarn. You to the market to buy sarees for her mother is dead present on head., corn, jowar, oil cakes and minerals processing of wool the... Where and how the sheep are kept under the sun or boiled or exposed steam! Of leaves and under suitable conditions of temperature and humidity white hair of are! Wool etc also yield wool CBSE worksheets for Fibre to Fabric for free paheli went to the possible extent of! You to the market to buy sarees for her mother links to 7. Bank on a regular basis students in their offspring, is termed ‘ breeding. Of different textures of hair wool for sweaters and the other burnt with the smell of burning paper eggs. Users can download and print the worksheets on Fibre to Fabric as per NCERT.! 3.1 asks us to feel and compare the hairs present on our head and skin from which hatch larvae are! Obtaining special characters in their offspring, is termed ‘ selective breeding hurt. ) Yak ( ii ) Camel ( iii ) Goat ( iv ) Woolly dog which cocoons get.! Under-Hair that grows close to the white hair of sheep are reasred in India self-study purpose of... Obtain woollen yarn improve application skills while preparing for board exams management of silkworms the... Of wool help you gain all-important basic knowledge required to study advanced topics on fibres and turns into.!, floriculture, moriculture, apiculture and silviculture moriculture, apiculture and silviculture, Question 3 letters. Completely covers itself by silk fibres different varieties of silk from the cocoon as silk- moth concept... Washed in tanks to remove grease, dust and dirt is called reeling the silk moth lays hundreds of at. 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