When the jute plant is in the flowering stage, it is harvested. Scratch the other end of the yarn along its length with your nail. After reading the chapter 3 from NCERT Textbook go through these questions to clear the concepts and make better grip on this chapter. NCERT Solutions for Class 6 Science Chapter 3 Fibre to Fabric is given here in a simple and easy to understand way. Fiber crops are field crops grown for their fibers, which are traditionally used to make paper, cloth, or rope.. Socks and many other clothing items are made of knitted fabrics. Class 6 Science Chapter 3 Important Questions of Fibre to Fabric with intext questions. Summer temperatures of 21°C to 27°C, and abundant sunshine is necessary during the growth of the plant. They are made by carrying out reactions between various chemicals. Mention the states name where jute plant harvested. 6. After that, they rotted and fibres are separated from them. Class 6 Science Question Papers with Answers free download posted by Schools,Teachers and Qb365 Experts. Knitting fabrics are made of a single yarn running throughout the fabric. Other than this, it is the second most important natural fibre after cotton and now at present its demand has risen in India and also all around the world. Many different ways of draping fabrics were used. 1 Fibres such as flax and jute are obtained from plants. Silk fibre is obtained from the cocoons of silkworms. S tudy carefully . It is used for making carpets, ropes, covers and mattress. Jute is not suitable for making clothes because they are rough and coarse. Different Types Of Natural Fibres And Their Uses - A Plus Topper Examples of natural fibres include cotton, jute, wool, and silk. how do we obtain jute fibres from their plants? The stems of the harvested plants are immersed in water for a few days. Why does sometime difficult to pass the thread through the needle of the eye? During this period, the stem of the plant rots and the fibres (present in the stem) remain.The process by which fibres are obtained from the stem of the plant is known as retting.These fibres can then be separated from the non-fibrous matter by hand. This process is known as stripping. Why are coconut fibres used for making ropes? Almost 85% of the world's jute cultivation is concentrated in the Ganges Delta.. Write one differences between ginning and retting process. An affordable twine made of 100% jute, this twine is also environmentally friendly, biodegradable, and compostable. 1. Coconut fibres are used for making ropes because these fibres are rough and very hard. Although, Jute is a fibre obtained from the bark of the jute plant. 3. A fabric is made up of two sets of yarns arranged together. Tutorial for Learning C Programming: Is It Possible to Learn the Programming Language Online? For example: Rayon, nylon, acrylic, and polyester. Fibre: The thin strands, of thread that we see in clothing materials, are made up of thinner strands called fibres. Ask your doubts related to NIOS or CBSE Board and share your knowledge with your friends and other users through Discussion Forum. Hope the information shared regarding the NCERT MCQ Questions for Class 6 Science Chapter 3 Fibre to Fabric with Answers Pdf free download is true and genuine as far as our knowledge is concerned. One way of making fabric from yarn is weaving, what is the other? Take two sheets of paper of different colours. Cut both the sheets along the dotted lines and then unfold. 3.When the jute plant is in the flowering stage, it is harvested. Spinning of yarn on a large scale is done with the help of spinning machines. These are called natural fibres. JUTE FIBRE Jute is one of the cheapest natural fibres and is second only to cotton in amount produced and variety of uses. Wool is obtained from the hair or fleece of animals such as sheep, goat, camel, llama, yak, alpaca and rabbits. After harvesting, it is kept submerged in water for a few days. These days, machines are also used for ginning. Add your answer and earn points. You can see, the yarn splits up into thin strands. 1.1 Introduction Wool and silk fibres are obtained from animals. Why? That’s an appropriate name for the yellowish-brown colour, shiny appearance. The fibres obtained from plants and animals are callednatural fibres. These fibres can then be separated from the non-fibrous matter by hand. Synthetic fibre: There are some fibres which made from chemical substances, and they do not obtain from plant or animal sources. Jute products are best for promotional gifts because people use it up to the last time of damaging of bags. 2.Man-made fibres are known as synthetic fibres. How do you obtain jute fibres from their plants? Jute is known as the Golden Fibre. Stitched clothes have gone through many variations since this invention. In ancient Egypt, cotton as well as flax were cultivated near the river Nile and were used for making fabrics. could you please explain me . This fertile geographic region is shared by both Bangladesh and India (mainly West Bengal). For example, we wear cotton clothes in summer because they absorb sweat and evaporates quickly and we feel comfortable. Jute fiber develops in the phloem or bast region of the stem of the plants; in transverse sections of the stem. Are all fibres produced by plants? Properties Jute is a long, soft, shiny vegetable fibre that can be spun into coarse, strong threads. Retting: Retting is the process of soaking the bundles of jute stem in water for few days. Jute is obtained from the stem of ���putson���. Advanced Gardening: Allows you to do cross-fertilization to produce rare seeds and grow exotic plants for use by various crafters. The process of making yarn from fibres is called spinning. After spinning, yarns are used for making fabrics. The looms are either hand operated or power operated. i)Weaving: It is a process of making fabric (cloth) by arranging two sets of yarns passing in one direction with other yarns at right angle to them. Wool-Wool is the natural fiber obtained from sheep and other animals, Cotton- this is natural fibres obtain from plants. The process of arranging two sets of yarns together to make a fabric is called weaving. HERE IS UR ANSWER _____ The jute fiber comes from the stem and ribbon (outer skin) of the jute plant. Synthetic fibre: There are some fibres which made from chemical substances, and they do not obtain from plant or animal sources. Fibres are then separated from the seeds by combing. Manickam Ramesh, in Handbook of Properties of Textile and Technical Fibres (Second Edition), 2018. Wool and silk fibres are obtained from animals. Ginning was traditionally done by hand. Stuck At Home? This section contains Class 6 Science Chapter 3 Extra Questions and important Keywords. In this process, fibres from a mass of cotton are drawn out and twisted. This brings the fibres together to form a yarn. A simple device used for spinning is a hand spindle, also called takli. These were woven into fabrics. Class 6 Science Chapter 3 Important Questions with suitable answers are given below updated for new academic session 2020-21. Classify the following fibres as natural or synthetic Nylon- This is called synthetic fibres. Based on their sustainability, plant fibers such as hemp, jute, sisal, kenaf, banana, and ramie fibers are replacing synthetic fibers in increasing numbers of fiber-reinforced composites. They appear as wedge-shaped bundles of cells intermingled with parenchyma cells and other soft tissue. CBSE Science Class 6 Sample Question Papers for students appearing in CBSE Hr Sec Public Exams. Explain 1 See answer star5572 is waiting for your help. Then the stems are taken out and the jute fibres are separated from their stems by the process called stripping. Jute fabric is a type of textile fiber made from the jute plant. Plant fibers are a popular choice today in composite manufacturing for several industrial applications. T o understand, this take a small amount of cotton and pull out the smallest part from it. Examples of natural fibres include cotton, jute, wool, and silk. Explain the reason. Understand the difference between a fibre and a filament. are the examples of such clothes. Cultivation is dependent on the climate, season, and soil. explain? Jute fibres are composed primarily of the plant materials cellulose and lignin . Improve Your Career with Online Certification Programs. Cotton and jute are examples of fibres obtained from plants. Natural Fibre 1)The fibres which are obtained from plants and animals. Download NCERT Solutions of other subjects along with Science of Class 6 free. Boojho and Paheli are confused to understand the relation among – threads, yarn, fabric, fibre, and strands. “Jute is not suitable for making clothes”. So, this arrangement will be very useful to understand for them: Fibres (thin strands) → Yarns (threads) → Fabric (clothes) . What do you know about the history of clothing materials? These fibres are converted into yarns to make fabrics (Fig). The fruits of the cotton plant are about the size of a lemon, called cotton bolls. This process is known as stripping. After the fibres are separated, they can be spun into yarns and fabrics can be made from these yarns. During this period, the stem of the plant rots and the fibres (present in the stem) remain. Fabric: Fabric is cloth or other material produced by weaving together with cotton, nylon, wool, silk, or other threads. “We wear different types of clothes in different seasons”. Therefore, they are not comfortable for our body. Stuck At Home? These are called natural fibres. In those days, stitching was not known. It is also called Golden fibre. Weaving of fabric is done on looms. India was the proud inventor of cotton clothing. Can you give four examples of such clothes. Jute fibre is obtained from the stem of the jute plant. Cotton plants need cold climate. In this process, fibres from a mass of cotton wool are drawn out and twisted. And also, it is a cash crop and can be very profitable for the economy as its export can bring in a lot of money into the economy. 2)They are costly and less durable. Download NCERT Books and Offline Apps 2020-21 based on new CBSE Syllabus. During this period, the stem of the plant rots and the fibres (present in the stem) remain. 1. Answer: The jute plant is normally harvested at flowering stage. 2)They are cheap and more durable. Such as polyester, nylon and acrylic. The process by which fibres are obtained from the stem of the plant is known as retting . These may be long or short strands with a smooth structure that looks like white hair . In other words, two sets of yarns are woven to make a fabric. Could you split up the yarn into thin strands? cotton | Description, History, Production, Uses, & Facts | Britannica After the fibres are separated, they can be spun into yarns and fabrics can be made from these yarns. The stems rot (the process is called retting) and fibres are separated by hand. This brings the fibres together to form a yarn. Write two differences between natural and synthetic fibre. Choose one of the variables you have identified in (i). Explain the process of making yarn from fibre. Ginning: Ginning is the process of removing cotton seeds from cotton fibre by combing them. After harvesting jute, it is kept submerged in water for a few days. Knitting is the other way of making fabric from yarn. Some examples of synthetic fibres are polyester, nylon and acrylic. Fabrics are used for making things such as clothes, curtains, and sheets. After people began to settle in agricultural communities, they learnt to weave twigs and grass into mats and baskets. Alluvial soil is best suited for cotton. Rainfall ranging between 50 cm to 80 cm is adequate. And we wear woollen clothes in winter season because as they trap the air and keeps our body ��� Offline Apps are also free to download and use. Fibre to Fabric: 7th Class NCERT CBSE Science Chapter 03 - Class ��� Question 12. In case of doubts, visit to Discussion Forum of Tiwari Academy. These are called synthetic fibres. After harvesting, it is kept submerged in water for a few days. nnn Fabrics are made from yarns, which in turn are made from fibres. Now, press one end of the yarn with your thumb. Fiber crops are characterized by having a large concentration of cellulose, which is what gives them their strength. Explain the process of making yarn from fibre. (adsbygoogle = window.adsbygoogle || []).push({}); Copyright 2021 by Tiwari Academy – A step towards Free Education, NCERT Solutions for Class 6 Science Chapter 3, Class 6 Science Chapter 3 Important Questions. Fabrics are made up of yarns which is also known as thread and the thin strands of thread that we see in clothing materials are made up of still thinner strands called fibres. Explain how this ... Every effort has been made to contact copyright holders to obtain their permission for the use of copyright material. The two main processes of making fabric from yarn are weaving and knitting. Abstract. Do you know what a fibre looks like? China also has a dominating place in jute cultivation. Explain the climatic condition to grow the cotton plant. n Fibres like cotton and jute are obtained from plants. For example: Rayon, nylon, acrylic, and polyester. ii)Knitting: It is a process of making a fabric by interlocking loops of single yarn with knitting needles or machine. Let us try to weave some paper strips. Answer: No. While there are a few different botanical varieties of jute, one of the main species used to make jute fabric is Corchorus olitorius (white jute). Will you help them to understand? Generally, we feel comfortable when we wear different types of clothes in different seasons. These fibres can be used to make man-made materials stronger. This process is called ginning of cotton. Jute is one of the important natural fibers after cotton in terms of cultivation and usage. If you feel any information regarding CBSE Class 6 Science Fibre to Fabric MCQs Multiple Choice Questions with Answers is missing do reach us and we will look into it and add it accordingly. The fruit of a cotton plants is known as cotton balls. The jute plant is normally harvested when it is at flowering stage. It is produced from flowering plants in the genus Corchorus, which is in the mallow family Malvaceae.The primary source of the fiber is Corchorus olitorius, but it is considered inferior to Corchorus capsularis. " These are called synthetic fibres. Cotton and jute are examples of fibres obtained from plants. Vines, animal fleece or hair were twisted together into long strands. In an ancient times people used the bark and big leaves of trees or animal skins and furs to cover themselves. Generally, bed sheets, blankets, curtains, table-cloths, towels and dusters are made from different kinds of fabrics. Place this piece of yarn on the table. Name some materials which are made from different kinds of fabrics. Another use of coconut fibre is in making mattresses. In knitting, a fabric is made by interlocking loops of single yarn with knitting needles or machines. Copyright © 2021 Applect Learning Systems Pvt. Moderate to light rainfall is adequate for cotton cultivation. Jute fibres are quite strong, 6 ��� It is thus a ligno -cellulosic fibre that Write down some examples of plant fibres. It is cultivated during the rainy season. Cotton fibres are obtained from the cotton plants while jute fibres are processed from the stem of jute plants. Cotton is the most important industrial crop. 2.Man-made fibres are known as synthetic fibres. Cotton and jute are examples of fibres obtained from plants. What Policies Can Help Students Affected by COVID-19? 2 See answers sureshgowda24244 sureshgowda24244 Answer: Jute is harvested (stem) The stems are submerged in water for few days. 10.2 FIBRES AND THEIR SOURCES W e have talked about fibre as the basic unit of fabric. (the stem decays and fibres remain.) Custom Essay Writing Services: How to Choose the Right One. Cotton needs a warm climate. The Climatic Condition for the Jute Plant. Natural fibre: The fibres of some fabrics such as cotton, jute, silk and wool are obtained from plants and animals. 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