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the process of making yarn from fibres is called

On a large scale, spinning is done with the help of machines. This cotton is converted into yarn through the following steps. EXTRA QUESTIONS for Class 6 Science Chapter 3, Class 6 Science Chapter 3 VERY SHORT ANSWER TYPE QUESTIONS. After maturing, the bolls burst open and seeds covered with cotton fibres can b,e seen. These fibres are converted into yarns to make fabrics (Fig. (b) The process of making yarn from fibres is called knitting. Ans. 4. Where were the cotton and flax plants cultivated in ancient Egypt? The process of making yam from fibres is called spinning. The raw cotton is supplied to the industry in the form of bales. (i) Takli This spinning is called mechanical spinning and is done for natural fibres like cotton and wool. Fibres … class vi science mcq solutions. The process of making yam from fibres is called spinning. The process of making yarn from fibres is called spinning. Jute is the outer covering of coconut. Combing in any yarn process aligns the fibres in the same direction prior to spinning. The process of making yarn from fibres is called spinning. Ans. 13. c) Jute is the outer covering of coconut. d) The process of removing seeds from cotton is called ginning. In this process fibres from a mass of cotton wool are drawn out and twisted. The Process of Spinning. Describe the process of spinning and weaving. This fleece must be cleaned before it can be processed into wool yarn. 3.10). e) Weaving of yam makes a piece of fabric. Ans. After this they are pulled out and drawn and a twist is given to hold them together. These fibres are then converted into yam. a). The process where the cotton fibers are drawn out and being twisted. Q.6. 8. Ans. (C) Jute is the outer covering of coconut. What are natural fibres? Yarn is a kind of long twisted thread. The looms are either-hand operated or power operated. The cotton plants are grown in fields. The process of removing seeds from cotton is called ginning. Yarn is made from fibres by the process of spinning. This brings the fibres together to form yarn. This brings the fibres together to form a yarn. Another hand operated device used for spinning is charkha. Fibres from a mass of cotton wool are drawn out and twisted. Cotton wool comes from cotton bolls. What material you use for making wicks for oil lamps? They are usually grown at the places having black soil and warm climate. (g) False, Q.3. (ii) Charkha. 11. Name some modem fabrics formed by unstitched piece of fabric. a) Yarn is made from fibre. The processes which used to prepare fabrics are: (i) Weaving and (ii) Knitting. class vi science book solutions. Natural fibres: wool, cotton, jute, silk. Pinch some cotton between the thumb and forefinger of the other hand. SOLUTION: (A) True In this process, fibres from a mass of cotton are drawn out and twisted. Ans. (b) Animal fibres are___________ and___________ . Ans. West Bengal, Bihar and Assam. What are fabrics? In this process, fibres from a mass of cotton are drawn out and twisted. Black soil. The yarn is then used to create textiles, which are then used to make clothing and many other products. It is the manufacturing process for creating polymer fibres. Q.24. Yarn Making. Name two items that are made from coconut fibre. Ans. The process of making yarn from fibres is called spinning. 011-47340170 Fibres are then separated from the seeds by combing. The conventional systems for processing staple fibre into spun yarns are those developed for cotton and wool: opening, carding, drawing, combing, roving and spinning. 3.10). Spinning can be done by hand, by takli and charkha. The stems of harvested plants are bundled and immersed in water for 10 to 15 days. Process of Making Yarn from Fiber The spinning process will produce the yarn from the fiber. (i) Cotton – Cotton bolls (from the surface of cotton seeds) (fruit) 7. Ans. Another hand operated device used for spinning is charkha (Fig. You may also like: 7th Science Fibre to Fabric Read. Q.1. A bundle of fibres is taken, cleaned and straightened. You will see that a yarn is formed. When we pull a yarn from a torn sock then a single yarn, gets pulled out continuously as the fabric gets unravelled. Answer: The thin strands are called as yarns which are made from fibre. This process brings all the fibres together to from a yarn. Ans.  Ans. g) Polyester is a natural fibre. Read article about Wool fibres have a unique surface structure of overlapping scales called cuticle cells. (a) Yam is made from fibres. (iii) When two sets of yarn are involved, yarns are woven on looms to make a fabric. It is the process of changing fibre into yarn. The stem of the plant gives silk fibre. Q.5. f) Silk fibre is obtained from the stem of a plant. Question 6: Explain the process of making yarn from fibre. b) Spinning is a process of making fibres. The process of making yarn from fibres is called spinning. Jute fibre is. By this fibres come together to form a yarn. The process of making yarn from fibres is called spinning. (ii) Synthetic fibres, Q.7. Here the fibres are not only twisted but also pulled out or drawn. Spinning- It is a process of making fibres. (c) Cotton fibre is fibre which is obtained from the leaves of the cotton plant. What is knitting? What are synthetic fibres? Spinning is done at home using simple devices like hand spindle (Takli) and charkha. (b) The process of making yarn from fibres is called knitting. b) Animals fibres are __________ and ___________ . In this process, fibres from a mass of cotton wool are drawn out and twisted. Cotton wool. It is also called "grease wool" because of all the oil and lanolin in the wool. (False) c) Jute is an outer covering of coconut. The process of making yarn from fibres is called spinning. Jute is a fibre obtained from the stem of a jute plant. They are made from both natural and synthetic fibres. (i) Natural fibres On a large scale, spinning is done with the help of machines. This brings the fibres together to form a yarn. The shorn wool coat is called a fleece. This brings the fibres together to form a yarn. Classify the following fibres as natural or synthetic: nylon, wool, cotton, silk, polyester, jute. c) Jute is the outer covering of coconut. The piece of fabric is made from weaving of yam. The process of making yarn from fibre is called spinning. The process of making yarn from fibres is called spinning. (b) wool, silk, Q. (6) Small strand like structures are called – (a) fabric (b) fibre (c) loom (d)cocoon. Yarns. Bed-sheets, blankets, curtains, table clothes, towels and dusters. Twisting fibres into yarn in the process called spinning can be dated back to the Upper Paleolithic, and yarn spinning was one of the first processes to be industrialized.Spun yarns may contain a single type of fibre, or be a blend of various types. The resultant yarn is a spun yarn. Ans. This brings the fibers together to form yarn. Spinning is the process of making yarn. Spinning: The process of making yarn from fibres is called spinning. Synthetic fibres: nylon, polyester. Weaving / Knitting / making of non wovens Then the yarn is made into fabric. a) Yarn is made from fibres. (True) Explain the process of making yarn from fibre. spinning is a hand spindle, also called takali (Fig. 12. Ans. For making yarn from staple fibres. Another hand Hand spindle and charka. Staple fibres make spun yarn and filament fibres make filament yarns. Ans. Describe the process of spinning and weaving. By this fibres come together to form a yarn. On large scale big spinning machines are used. Name the process used to prepare fabrics from yams. The process of making yarn from fibres is called spinning. Ans. In this process fibres from a mass of cotton wool are drawn out and twisted. A simple device used for spinning is a hand spindle, also called takli. Ans. Q. This brings the fibres together to form a yarn. The process where the cotton wool are drawn out and being twisted. f) Silk fibre is obtained from the stem of a plant g) Polyester is a natural fibre. The yarn is then used to create textiles, which are then used to make clothing and many other products. A simple device used for spinning is a hand spindle, also called takli. obtained from the stem of the jute plant. The characteristics of spun yarn depend, in part, on the amount of twist given to the fibers during spinning. Ans. This brings the fibres together to form a yarn. Fabrics mean a woven material, textile or other materials resembling woven cloth. The process of making yarn from fibres is called spinning. (i) Obtaining fibre, Devices used are takli, Charaka and modern day machines. (d) Patsun plant is used … The thin strands are called as yarns which are made from fibre. a) Plant fibres are obtained from_________ and ________ . (ii) Mats. (ii) Jute – Stem, Q.5. The process of changing fibers into yarn is called spinning. Q2: State whether the following statements are ‘true’ or ‘false’: a) Yarn is made from fibre. c) Jute is an outer covering of coconut. Sign in to download full-size image Ans. Q.26. What happens when a yam from a tom sock is pulled? (e) Silk fibre is obtained from the stem of a plant. This brings the fibres together to form a yarn. a) Yarn is made from fibres. In this process, fibres from a mass of cotton are drawn out and twisted. As the length of the yarn grows you can wrap the excess around the spindle and continue making more until the spindle is full and you have a skein of yarn from your very own fiber animals. Ans. Ans. 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