Fibre: The thin strands, of thread that we see in clothing materials, are made up of thinner strands called fibres. In case of doubts, visit to Discussion Forum of Tiwari Academy. Cotton, wool, silk and jute are some natural fibres, while nylon and polyester are some examples of synthetic fibres. In those days, stitching was not known. It is thus a ligno -cellulosic fibre that JUTE FIBRE Jute is one of the cheapest natural fibres and is second only to cotton in amount produced and variety of uses. The fruits of the cotton plant (cotton bolls) are about the size of a lemon. A fabric is made up of two sets of yarns arranged together. Let us try to weave some paper strips. Synthetic fibre: There are some fibres which made from chemical substances, and they do not obtain from plant or animal sources. The looms are either hand operated or power operated. (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. 2)They are costly and less durable. Tutorial for Learning C Programming: Is It Possible to Learn the Programming Language Online? Knitting fabrics are made of a single yarn running throughout the fabric. ii)Knitting: It is a process of making a fabric by interlocking loops of single yarn with knitting needles or machine. The early Indians wore fabrics made out of cotton that grew in the regions near the river Ganga. Explain how this ... Every effort has been made to contact copyright holders to obtain their permission for the use of copyright material. Stitched clothes have gone through many variations since this invention. Do you know what a fibre looks like? Cotton and jute are examples of fibres obtained from plants. The stems of harvested plants are bundled and immersed in water for 10 to 15 days. n Fibres like cotton and jute are obtained from plants. 1.1 Introduction “Jute is not suitable for making clothes”. Quick Links Getting Ready to Garden Basic Gardening Advanced Gardening FFXIV Gardening Database & Documentation Gardens in FFXIV have two functions (as of Patch 3.25): Basic Gardening: Allows you to grow crops for use by culinarians and chocobos. The Climatic Condition for the Jute Plant. A simple device used for spinning is a hand spindle, also called takli. Choose one of the variables you have identified in (i). Custom Essay Writing Services: How to Choose the Right One. Can you give four examples of such clothes. People simply draped the fabrics around different parts of their body. What do you know about the history of clothing materials? These days, machines are also used for ginning. An affordable twine made of 100% jute, this twine is also environmentally friendly, biodegradable, and compostable. How do you obtain jute fibres from their plants explain? 3. This process is known as stripping. Coconut fibres are used for making ropes because these fibres are rough and very hard. Manickam Ramesh, in Handbook of Properties of Textile and Technical Fibres (Second Edition), 2018. Cut both the sheets along the dotted lines and then unfold. nnn Fabrics are made from yarns, which in turn are made from fibres. Generally, we feel comfortable when we wear different types of clothes in different seasons. It is cultivated during the rainy season. Describe how man-made fibres and filaments are manufactured. Now, press one end of the yarn with your thumb. Wool and silk fibres are obtained from animals. Download NCERT Books and Offline Apps 2020-21 based on new CBSE Syllabus. Cotton can be grown on a variety of soils but the black soil is the best for cotton plants. The fruits of the cotton plant are about the size of a lemon, called cotton bolls. Ltd. All rights reserved. Plant Fibres for Textile and Technical Applications | IntechOpen Explain 1 See answer star5572 is waiting for your help. Write two differences between natural and synthetic fibre. When the jute plant is in the flowering stage, it is harvested. 1 Fibres such as flax and jute are obtained from plants. In this process, fibres from a mass of cotton wool are drawn out and twisted. Question 12. The pattern of arranging two sets of yarns passing in one direction with other yarns at right angle to them. 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). Boojho and Paheli are confused to understand the relation among – threads, yarn, fabric, fibre, and strands. Jute fiber develops in the phloem or bast region of the stem of the plants; in transverse sections of the stem. are the examples of such clothes. And we wear woollen clothes in winter season because as they trap the air and keeps our body warm and feeling comfortable. Explain the climatic condition to grow the cotton plant. Why are coconut fibres used for making ropes? Cotton fibres are obtained from the cotton plants while jute fibres are processed from the stem of jute plants. Generally, bed sheets, blankets, curtains, table-cloths, towels and dusters are made from different kinds of fabrics. 1. Natural fibre: The fibres of some fabrics such as cotton, jute, silk and wool are obtained from plants and animals. These may be long or short strands with a smooth structure that looks like white hair . After harvesting, it is kept submerged in water for a few days. Properties Jute is a long, soft, shiny vegetable fibre that can be spun into coarse, strong threads. Copyright © 2021 Applect Learning Systems Pvt. This fertile geographic region is shared by both Bangladesh and India (mainly West Bengal). NCERT Solutions for Class 6 Social Science, NCERT Solutions for Class 7 Social Science, NCERT Solutions for Class 8 Social Science, NCERT Solutions for Class 9 Social Science, NCERT Solutions for Class 10 Social Science, NCERT Solutions for Class 11 Business Studies, NCERT Solutions for Class 11 Physical Education, NCERT Solutions for Class 12 Business Studies, NCERT Solutions for Class 12 Physical Education, CBSE Sample Papers for Class 10 Session 2020-2021, CBSE Sample Papers for Class 12 Session 2020-2021, Class 6 Science Chapter 4 Important Questions, Top Essay Writing Service with Tons of Pros. Write another use of coconut fibre. From these bolls, cotton is usually picked by hand. Generally, in large-scale big spinning machines are used. Classify the following fibres as natural or synthetic Nylon- This is called synthetic fibres. Almost 85% of the world's jute cultivation is concentrated in the Ganges Delta.. It is used for making carpets, ropes, covers and mattress. NCERT Solutions for Class 6 Science Chapter 3 Fibre to Fabric is given here in a simple and easy to understand way. One way of making fabric from yarn is weaving, what is the other? Such as cotton, jute, silk and wool. Ask your doubts related to NIOS or CBSE Board and share your knowledge with your friends and other users through Discussion Forum. Jute fabric is a type of textile fiber made from the jute plant. Cotton and jute are examples of fibres obtained from plants. Fabrics are used for making things such as clothes, curtains, and sheets. For example: Rayon, nylon, acrylic, and polyester. The climatic conditions required for the cultivation of cotton are temperature, rainfall and soil. Jute is known as the Golden Fibre. In ancient Egypt, cotton as well as flax were cultivated near the river Nile and were used for making fabrics. Why do we wear different clothes in different seasons? Examples of natural fibres include cotton, jute, wool, and silk. Fiber crops are field crops grown for their fibers, which are traditionally used to make paper, cloth, or rope.. nnn Fibres are either natural or synthetic. Some examples of synthetic fibres are polyester, nylon and acrylic. Improve Your Career with Online Certification Programs. For example, we wear cotton clothes in summer because they absorb sweat and evaporates quickly and we feel comfortable. With the invention of the sewing needle, people started stitching fabrics to make clothes. Synthetic fibre: There are some fibres which made from chemical substances, and they do not obtain from plant or animal sources. Sometimes we can see, the end of the thread is separated into a few thin strands. Retting: Retting is the process of soaking the bundles of jute stem in water for few days. Alluvial soil is best suited for cotton. (the stem decays and fibres remain.) Jute fibres are quite strong, 6 ��� QUESTION AND ANSWERS NCERT Class-6 Science chapter-3 Fibre to fabric ( NSO/NSTSE/Olympaid) BY-PRIYANKA SHUKLA 2. explain? Name some materials which are made from different kinds of fabrics. Jute is obtain from stem of jute plants and cotton is obtain from fruits of ... i agree that the cotten is from the fruit of the plant but i do not understand how cotten comes from the bud . Could you split up the yarn into thin strands? It is grown on floodplains and delta’s. how do we obtain jute fibres from their plants? These are called natural fibres. After harvesting jute, it is kept submerged in water for a few days. Knitting is the other way of making fabric from yarn. Classify the fibres according to their origin as natural and man made fibres. Explain the process of making yarn from fibre. They are made by carrying out reactions between various chemicals. Wool-Wool is the natural fiber obtained from sheep and other animals, Cotton- this is natural fibres obtain from plants. Answer: The jute plant is normally harvested at flowering stage. India was the proud inventor of cotton clothing. T o understand, this take a small amount of cotton and pull out the smallest part from it. The process of making yarn from fibre is called spinning. Summer temperatures of 21°C to 27°C, and abundant sunshine is necessary during the growth of the plant. 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. " Ginning: Ginning is the process of removing cotton seeds from cotton fibre by combing them. Explain the process of making yarn from fibre. The climatic conditions required for the cultivation of jute are temperature, rainfall and soil. Although, Jute is a fibre obtained from the bark of the jute plant. Stuck At Home? Wool and silk fibres are obtained from animals. The stems rot (the process is called retting) and fibres are separated by hand. For example: Rayon, nylon, acrylic, and polyester. The fibres obtained from plants and animals are callednatural fibres. Explain with example Answer: 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. After going through this lesson you will be able to Define a fibre. Cotton needs a warm climate. In India, jute is mainly grown in West Bengal, Bihar and Assam. 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. Mention the states name where jute plant harvested. Fiber crops are characterized by having a large concentration of cellulose, which is what gives them their strength. Class 6 Science Chapter 3 Important Questions with suitable answers are given below updated for new academic session 2020-21. 10.2 FIBRES AND THEIR SOURCES W e have talked about fibre as the basic unit of fabric. Sources, origins and properties - Textiles: Sources and properties - ��� Vines, animal fleece or hair were twisted together into long strands. This process is known as stripping. Fibre to Fabric: 7th Class NCERT CBSE Science Chapter 03 - Class ��� During this period, the stem of the plant rots and the fibres (present in the stem) remain. Offline Apps are also free to download and use. In this process, fibres from a mass of cotton are drawn out and twisted. Today a number of unstitched fabrics are used by both men and women. Many different ways of draping fabrics were used. 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