Answer: Yarns are made up of thin strands called fibres. In this process, a mass of cotton wool are drawn out and twisted. The polymer is a chemical substance consisting of large molecules made from many smaller molecules: some polymers, such as nylon, are artificial. Leather is a durable and flexible material created by tanning animal rawhide and skins. The process of making yam from fibres is called spinning. The outer covering of coconut has also some fibres on it. Soluble fiber dissolves in water and helps reduce cholesterol. 1. There are two main types of fiber, soluble and insoluble. These are called coconut fibres. The fibre obtained from wood are used to make paper. Nylon It is family of synthetic polymers and was first produced in 1935; Was the first synthetic fiber produced in mass. The most common raw material is cattle hide. Answer: The two uses of rayon are: It is used to make apparels like shirts, blouses, etc. The jute bags are used as shopping bags that as well as for storing food grains. A synthetic fibre classified as polyester (8) 7. Another name for this compound is artificial silk (5) Down 5. ... the prevalence of diabetes in the United States is decreasing. Paper is the basic material used for written communication and the dissemination of information. Passage - 3 Material used for making clothes that we wear during line rent seasons is obtained from natural as well asman-made sources. A type of fibre obtained naturally from cocoon (4) 6. It can be produced at manufacturing scales ranging from artisan to modern industrial scale.. Leather is used to make a variety of articles, including footwear, automobile seats, clothing, bags, book bindings, fashion accessories, and furniture. ... c. the human body does not make cholesterol d. cells use cholesterol to make fiber. Every part of the cotton plant can be used. Question 6. Papermaking, formation of a matted or felted sheet, usually of cellulose fibers, from water suspension on a wire screen. Cotton, jute, silk, wool, etc., are obtained from natural sources, i.e., animals or plants, Polyester, nylon, rayon, etc., are man-made materials that are used for making clothes. Question 5. This brings the fibres together to form yarn. Cotton is a plant that produces fibers, which are used to make clothes and other products, like towels, carpets or sheets.Clothes made out of cotton are especially light and comfortable.. What Cotton is Used For. It is used to make furnishings and upholstery. (d) The term "manufactured fiber" means any fiber derived by a process of manufacture from any substance which, at any point in the manufacturing process, is not a fiber. These substances are sustainable because they store fossil resources and although they are not yet biodegradable, it is a great advance for science. (c) The term "natural fiber" means any fiber that exists as such in the natural state. List two uses of rayon. In addition, paper and paperboard provide materials for hundreds of … plants make ____, a substance that the human small intestine cannot digest a. protein b. sucrose c. collagen d. fiber. List any two properties of rayon. Question: Explain the process of making yam from fibre. The coconut fibres are used for making ropes and mats.The common name of coconut fibre is coir. Substance used as synthetic wool (7) 2. Proteins and DNA are natural polymers. Rayon is a man-made fibre which is produced by the chemical processing of wood pulp, i.e., a natural substance. A plastic used for making containers and carry bags (9) 3. Sometimes cellulose (the main component of cotton fiber) and pulp of wood are used to make materials such as acetate and rayon (artificial silk). Substance made up of large number of smaller molecules (7) 4. Fiber is important for the digestive system and for cardiovascular health. Answer: When a liquid substance is poured into a vessel, it takes the shape of the vessel, and, as long as the substance stays in the liquid state, it will remain inside the vessel. Furthermore, when a liquid is poured from one vessel to another, it retains its volume (as long as there is no vaporization or change in temperature) but not its shape. The long cotton fibers are used to make cloth, the short fibers can be used in the paper industry.

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