Sericulture is the rearing of silkworm for the production of silk. Combing and spinning: The wool is then combed by a combing machine and spun into fibre. c. The process of removing hair from the body of animals, Question 8. Two materials that are not fibres but are used for making clothes are leather and fur, which are derived from animals. c. Australia Report an issue . Silk and wool (a) leather Jute" is the name of the plant or fiber used to … I have even seen bast fibers derived from corn leaves and stalks. a. Proteins, 1. What advantage does silk have over cotton? They are mainly composed of cellulose and lignin. 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. " (i) Ginning: The cotton obtained from cotton bolls is separated from seeds by this process. Wool and silk are obtained from animals and cotton and jute are obtained from plants. The surface of silk is much smoother than cotton. Name two fibres made from chemicals obtained from petroleum. The process of weaving can be done on looms. Patsun Retting: Jute fibre is obtained from the stalks of the jute plant. b) Animal fibres are ___ and ___ a. Proteins (b) Shiny: Silk is an example of a smooth fibre. (d) True (e) True Answer: Natural Fibres: wool, cotton, … What is retting? 1. (b) silk Have a glance at the MCQ of Chapter 3 Science Class 8 and cross-check your answers during preparation. (b) Australia Why? ___________ is the rearing of silkworm for the production of silk. Describe the process of spinning and weaving? d. China You will also love the ad-free experience on Meritnation’s Living Science 2019 2020 Solutions. Why? c. Cellulose Which of these is not a property of nylon? The process of Retting is done to obtain . (d) Europe. they do not cause any pollution and are also good for our skin as they have natural ventilation. Preview (10 questions) Show answers. What do you mean by shearing. Nylon and polyester are called synthetic fibres. ‘Pashmina’wool is obtained from___ These conditions are best available in the Sunderbans region. 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Answer: 2)the plant is usually harvested at the flowring stage. Explain how fibres are obtained from the jute plants. c. Pisciculture But we get jute fibres from the stem of the jute plant not from the jute flowers. Answer: Fruit of the plants. Nylon and polyester are the two chemicals that are obtained from petroleum. The silk worms feed on mulberry leaves and each worm spins a continuous thread, which is nearly 800 meters in length, to make a cocoon. Jute. d) The process of removing seed from cotton is called ginning. Answer: The process of growing silkworms to obtain silk from is_____ Wool is obtained from the fleece of sheep, goat, yak etc. To grow best, cotton requires moderate rainfall. (a) India. According to the book Gielinor's flora - hops, the people of Hosidius are known to create a stew from the jute plant known as Molo, although it is currently unavailable in game. (a) jute No, knitting and weaving both are different forms. Answer: Answer: Jute is extensively used for making gunny bags, potato sacks, carpets, curtains, coarse clothes and ropes, etc. We wear clothes to protect ourselves against the weather such as strong sunlight, extreme cold, heat or rain. Kind of climate and soil required for having a good yield of cotton: Further, cotton clothes can absorb sweat, which synthetic clothes cannot. Wool is fluffy and it traps most of the air which enables wool to act as an insulator. The plants belonging to the genus Corchorus are believed to be the primary producers of this fibre. (d) polyester. The fibres are then spread out or hung up to dry for between 2-3 days. Humans kill them and sell their flesh and skin just for their benefits. How is jute fibre made from the jute plant? They support the conductive cells of the phloem and provide strength to the stem. After harvesting jute, it is kept submerged in water for a few days. Stem of the plants . c. Linen, Question 9. Jute is obtained from a plant called ___ (c) leather c. Spinning, Question 2. e) Weaving of yam makes a piece of fabric. The process of boiling cocoons of silkworms is considered as being cruel by animal rights activists. Yarn is a long continuous length of interlocked fibre which is woven knitted for making garments. (d) wrinkle free. f) Silk fibre is obtained from the stem of a plant Jute is sometimes also called as the golden fibre. These solutions for Fibre To Fabric are extremely popular among Class 6 students for Science Fibre To Fabric Solutions come handy for quickly completing your homework and preparing for exams. (c) New Zealand 6. It is soft, shiny and long fibre with a silky texture. Answer: Question 7. Answers: Jute fibre is obtained from jute plant by the following steps: Wearing many layers of cotton clothes will keep you as warm in winter as wearing a thick woollen sweater. Question 4. Fibre is a thread like a strand from which yam is made. Are all fibres produced by plants? Leather is derived from tanning skins of animals. d. Goat, Question 7. Wool . All Living Science 2019 2020 Solutions for class Class 6 Science are prepared by experts and are 100% accurate. Outline the process of making woollen clothes. Which of these do you think traps the most air? Question 6. Cellulose Explain the process of making yarn from fibre. g) – False, Question 3. 30 seconds . No, humans kill animals just to eat them. Boiling silkworms alive to get silk is just one example of cruelty that we show towards animals. 4)the stems rot and the jute fibre is seperated by hand. b. Sericulture Thus it is also called lingo-cellulosic fibre. Give reasons. Historians believe that cotton clothes were first worn in Natural fibres : Cotton, jute, silk, wool. After harvesting, the stalks of jute plants are bundled together and soaked in water for about 20 days. c. Wool Weaving: The process of arranging two sets of yarn together to make a fabric is called weaving. What are looms? Why then is it not used to make cloth? The process by which fibres are obtained from the stem of the plant is known as retting. Since, nylon is developed from plastic, a spinneret is needed to make nylon fibres. Jute fibres are grown from jute seeds at level 13 Farming. b. Sheep Question 6 Explain the process of making yarn from fibre. 2. Which of these is not a natural fibre? 5. Animal rights activists insist that boiling silkworms alive to kill them is cruel. Name two fibres that are used to make clothes, and two materials that are not fibres but are used to make clothes. Question 6. Question 11. (d) Patsun plant is used to obtain jute fibres. This is the same way in which woollen clothing also works. (c) Fluffy: Wool is an example of a fluffy fibre. Jute is a very strong fibre. Question 8. Answer: Weaving is done on devices called ___ d. Goat b. America Answer: Ropes, Mattress, Door-mat. coir : Ropes, floor covering , stuffing in mattresses and pillows. b. Sheep (a) biodegradability answer choices . Answer-False Three steps are involved in converting cotton to cloth: Flax : Used to make a fabric called linen, rope and quality paper. Which fibre is obtained from flax seeds (False) g) … However, the written records indicate that cotton clothing was made in India at least 3,000 years ago. Jute grows best in areas that get heavy rainfall. Which is the process by which jute fiber is obtained from the bark of jute plant? 5. 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. Define ginning of cotton Notify me of follow-up comments by email. What is yarn? Jute is uneven and hard in nature and possesses rough surfaces, due to these rough surfaces they become uncomfortable to carry on the body and hard surfaces cause rashes on the body. In other words, cotton cloth can breathe freely. Question 15. Leather is not a natural fibre as it is obtained from animals. Ropes and Mats. answer choices . ... Jute and flax fibres are obtained from . True. 5. b. Carbohydrates b) Silk and wool. a) – True, e) – True, Farmers can be paid 6 barley malts to watch over the hops patch for the player. Answer: (a) Germany Jute Jute fibre has some unique physical properties like high tenacity, bulkiness, sound & heat insulation property, low thermal conductivity, antistatic property etc. (c) fluffy When the jute plant is in the flowering stage, it is harvested. 3)the stem is immeresed in water for a few days. The looms are either-hand operated or power operated. (b) shiny b. Jute Answer– True (d) Silk fibre is obtained from the stem of a plant. Question 9. To grow best, cotton requires ___________ rainfall. Answer: c. Looms, Question 3. This is the reason why burning of wool smells like the burning of hair. Jute fibre is a type of plant fibre which is widely known for its ability to be spun into strong and coarse threads. d. Nylon. Answer: Two naturally occurring fibres are: (d) Wrinkle free: Polyester is an example of a wrinkle free fibre. Jute is obtained from stem and cotton is obtained from cotton bolls which are directly from surface of cotton seeds. After harvesting, it is kept submerged in water for a few days. Question 5. 1)the jute fibre is obtained from the stem of the jute plant. Question 5. (c) wool Explain with example (b) nylon Two fibres that are used to make clothes are cotton and wool. Jute plant is about 3 meters in height and bears yellow flowers in a few months. 5)thus,the jute fibre is obtained. State the following statement are true or false The thin strands are called as yarns which are made from fibre. Q. (b) cotton Answer: West Bengal, Bihar and Assam. Following are the uses of jute: The process where the cotton fibers are drawn out and being twisted. Synthetic fibres do not absorb water and as a result, they dry faster than cotton or wool. Spinning is the process of making yarn. (a) True (b) False; The process of making yarn from fibres is called spinning. The cocoons are collected and boiled in water to kill the silkworms. The climate in most parts of India is hot. (HINT: Why does wool keep you warm?). Do you agree? What are such fibres called? From which parts of the plant cot¬ton and jute are obtained? (iii) Weaving: The yarn is finally woven into cloth using two different types of yarns. Answer: (a) stem of jute plant Explanation: Jute fibres are obtained from the stem of jute plant. (a) cotton Silk helps to regulate heat, in winters it retains heat to make the body warm and in summer releases heat and makes one feel cool. Since air is a bad conductor of heat, wearing many layers of cotton clothing will keep you warm. Answer: Jute plants are cut at the … 1. Question 54: How is jute fibre obtained? ___ is an example of dietry fibre. Jute is biodegradable, durable and strong. No. Question 4. (ii) Spinning: The fibres obtained by combing are spun into yarn by this process. (a) Smooth: Cotton is an example of a smooth fibre. True, jute is one of the cheapest natural fibres. g) Polyester is a natural fibre. (b) jute It requires fertile and clayey soil that can hold moisture. Cotton is a warm season crop that needs moderate rainfall. jute is obtained from the stem of a jute plant. Answer: Fibres are the loose threads. b) Spinning is a process of making fibres (d) wrinkle free. Which properties of synthetic fibres make them useful? Name the states where jute plants are mainly grown in India. Question 2. Answer: Which of these fabrics will you choose to wear in hot and humid conditions? Which of these is the leading producer of wool today? ___ and ___ are animals fibres. (ii) It is used in making gunny sacks or covers for chairs. Answer: Answer: 3. In contrast, nylon is a synthetic fibre obtained from plastics derived from petroleum. Jute fibres have been an integral part of the culture of West Bengal, and some portions of Bangladesh. Name any two things got from coconut fibre What is fibre? The dried fibres are then collected and bundled to be sent to the mills to be processed into fabric, ropes, gunny sacks etc. nylon, wool, cotton, silk, polyester, jute. Spinning can be done by hand,by takli and charka. Seeds of the plant . Question 15 The following is an answer given by Boojho to a question asked by his teacher— "Cotton, wool, silk and jute are classified as natural fibres whereas nylon and polyester are classified as synthetic fibres." Chickens and Pigs are killed to sell their flesh in the market. 3. a. b) – False, d. Horticulture (d) USA. Cotton . Silk is comparatively elegant and lustrous in comparison to cotton. 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