From these bolls, cotton is usually picked by hand. Cotton and jute are examples of fibres obtained from plants. Stuck At Home? 1.1 Introduction Socks and many other clothing items are made of knitted fabrics. But, it is also amazing that even today saree, dhoti, lungi or turban is used as an un-stitched piece of fabric. An affordable twine made of 100% jute, this twine is also environmentally friendly, biodegradable, and compostable. In other words, two sets of yarns are woven to make a fabric. In ancient Egypt, cotton as well as flax were cultivated near the river Nile and were used for making fabrics. Wool and silk fibres are obtained from animals. Cotton and jute are examples of fibres obtained from plants. Offline Apps are also free to download and use. Cotton plants need cold climate. T o understand, this take a small amount of cotton and pull out the smallest part from it. Cut square pieces of length and width equal to 30 cm from each sheet. Let us try to weave some paper strips. S tudy carefully . 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. Plant Fibres for Textile and Technical Applications | IntechOpen The jute plant is normally harvested when it is at flowering stage. In this process, fibres from a mass of cotton are drawn out and twisted. After maturing, the bolls burst open and the seeds covered with cotton fibres can be seen. A fabric is made up of two sets of yarns arranged together. Improve Your Career with Online Certification Programs. During this period, the stem of the plant rots and the fibres (present in the stem) remain. Therefore, they are not comfortable for our body. Moderate to light rainfall is adequate for cotton cultivation. Describe how man-made fibres and filaments are manufactured. âWe wear different types of clothes in different seasonsâ. Then the stems are taken out and the jute fibres are separated from their stems by the process called stripping. The fibres obtained from plants and animals are callednatural fibres. These are called natural fibres. 1. Generally, we feel comfortable when we wear different types of clothes in different seasons. How do you obtain jute fibres from their plants? Question 13. Knitting is the other way of making fabric from yarn. Examples of natural fibres include cotton, jute, wool, and silk. Such as cotton, jute, silk and wool. Flax is also a plant that gives natural fibres. Summer temperatures of 21°C to 27°C, and abundant sunshine is necessary during the growth of the plant. Advanced Gardening: Allows you to do cross-fertilization to produce rare seeds and grow exotic plants for use by various crafters. 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. After the fibres are separated, they can be spun into yarns and fabrics can be made from these yarns. This section contains Class 6 Science Chapter 3 Extra Questions and important Keywords. Jute" is the name of the plant or fiber used to make burlap, hessian or gunny cloth. QUESTION AND ANSWERS NCERT Class-6 Science chapter-3 Fibre to fabric ( NSO/NSTSE/Olympaid) BY-PRIYANKA SHUKLA 2. How do you obtain jute fibres from their plants explain? Cotton can be grown on a variety of soils but the black soil is the best for cotton plants. These fibres are converted into yarns to make fabrics (Fig). Sometimes we can see, the end of the thread is separated into a few thin strands. These are called natural fibres. What do you know about the history of clothing materials? For example: Rayon, nylon, acrylic, and polyester. Natural Fibre 1)The fibres which are obtained from plants and animals. What Policies Can Help Students Affected by COVID-19? JUTE FIBRE Jute is one of the cheapest natural fibres and is second only to cotton in amount produced and variety of uses. Explain the climatic condition to grow the cotton plant. 2 See answers sureshgowda24244 sureshgowda24244 Answer: Jute is harvested (stem) The stems are submerged in water for few days. Jute is one of the important natural fibers after cotton in terms of cultivation and usage. 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 . 2.Man-made fibres are known as synthetic fibres. Fibres are then separated from the seeds by combing. Do you know what a fibre looks like? The climatic conditions required for the cultivation of jute are temperature, rainfall and soil. Many different ways of draping fabrics were used. are the examples of such clothes. Why are coconut fibres used for making ropes? Some examples of synthetic fibres are polyester, nylon and acrylic. Manickam Ramesh, in Handbook of Properties of Textile and Technical Fibres (Second Edition), 2018. Now, press one end of the yarn with your thumb. This process is known as stripping. Mention the states name where jute plant harvested. 10.2 FIBRES AND THEIR SOURCES W e have talked about fibre as the basic unit of fabric. After going through this lesson you will be able to Define a fibre. Ginning was traditionally done by hand. After the fibres are separated, they can be spun into yarns and fabrics can be made from these yarns. Explain 1 See answer star5572 is waiting for your help. Fabric: Fabric is cloth or other material produced by weaving together with cotton, nylon, wool, silk, or other threads. Cotton is the most important industrial crop. 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. The fruits of the cotton plant (cotton bolls) are about the size of a lemon. Explain how this ... Every effort has been made to contact copyright holders to obtain their permission for the use of copyright material. Are all fibres produced by plants? This brings the fibres together to form a yarn. Plant fibers are a popular choice today in composite manufacturing for several industrial applications. Weave the strips one by one through the cuts in the sheet of paper. 2)They are costly and less durable. 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. The process of making yarn from fibres is called spinning. Abstract. After that, they rotted and fibres are separated from them. Explain the reason. Fiber crops are field crops grown for their fibers, which are traditionally used to make paper, cloth, or rope.. The early Indians wore fabrics made out of cotton that grew in the regions near the river Ganga. After people began to settle in agricultural communities, they learnt to weave twigs and grass into mats and baskets. The process by which fibres are obtained from the stem of the plant is known as retting . Silk fibre is obtained from the cocoons of silkworms. HERE IS UR ANSWER _____ The jute fiber comes from the stem and ribbon (outer skin) of the jute plant. For example: Rayon, nylon, acrylic, and polyester. Such as polyester, nylon and acrylic. Ask your doubts related to NIOS or CBSE Board and share your knowledge with your friends and other users through Discussion Forum. how do we obtain jute fibres from their plants? Choose one of the variables you have identified in (i). 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. Jute is not suitable for making clothes because they are rough and coarse. Scratch the other end of the yarn along its length with your nail. Synthetic Fibre 1)The fibres which we get from synthesis of chemical substances, called synthetic fibre. Take two sheets of paper of different colours. Could you split up the yarn into thin strands? Write another use of coconut fibre. Natural fibre: The fibres of some fabrics such as cotton, jute, silk and wool are obtained from plants and animals. could you please explain me . Jute products are best for promotional gifts because people use it up to the last time of damaging of bags. Take out a yarn from a piece of cotton fabric. Another hand operated device used for spinning is charkha. Stitched clothes have gone through many variations since this invention. The stems of harvested plants are bundled and immersed in water for 10 to 15 days. Question 12. This fertile geographic region is shared by both Bangladesh and India (mainly West Bengal). 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