Silk farmers throw the cocoons into boiling water, separating out the silk fibers. Wool fibre cannot be obtained from which of the following? Silk fibres are used for weaving silk cloth. Brief History Of Silk Production . Which of the following would be the right gift (a) Woollen shawl (b) Silk scarf Cocoons are collected and kept under the sun, or boiled, or exposed to steam. Wool fibre cannot be obtained from which of the following? Artificial silk is obtained from wood pulp and it … B) done clear. The cotton thread and silk … Question 6. ... Ans. Commercial silk is obtained from the cocoons spun by certain caterpillars (larvae of moths and butterflies) before pupation. Required fields are marked *. The process by which silk thread is separated from the cocoon is called reeling the silk. f) Silk fibre is obtained from the stem of a plant. Join now. C. cocoon. French German Italian Spanish Portuguese (Brazil) Dutch Japanese Korean Arabic Danish Russian Swedish. It was considered as one of the most valuable fibre at that time because of its lustre and fine quality. This page shows answers to the clue Silk, followed by ten definitions like “A fiber obtained from silkworm cocoons”, “A natural fibre, processed to make an absorbent fabric” and “Postcards where silk fabric is applied to the design”. Create custom Assignments. Differentiate between the eri silk and other types of silk. Wool is mainly obtained by shearing fleece from living animals, but pelts of slaughtered sheep are sometimes treated to loosen the fibre, yielding an inferior type called pulled wool. True. The different types of silk are produced by different types of silkworms. Silk definition, the soft, lustrous fiber obtained as a filament from the cocoon of the silkworm. iv. Your email address will not be published. Process of making yarn from fibre is called. BioSteel was a trademark name for a high-strength fiber-based material made of the recombinant spider silk-like protein extracted from the milk of transgenic goats, made by Montreal-based company Nexia Biotechnologies, and later by the Randy Lewis lab of the University of Wyoming and Utah State University. Important to note is that the fiber is only produced by the larvae of the insect. Solution: The process of making yarn from fibre is called spinning. Wool is a natural fibre obtained from plants. 1 decade ago. Question 11. Natural silk is an animal fibre. Prepared by: M. S. KumarSwamy, TGT(Maths) Page - 38 - WOOL There are many animals that bear a thick coat of hair on their body. Silk plant. Silk fibers are produced from various types of ectodermal glands in the mites, spiders, and several groups of insects. There are several insects that can produce silk, but only the silk produced by the moth caterpillars are used for textile production. The caterpillar secretes fibre made of a protein, soon the caterpillar completely covers itself by silk fibres and turns into pupa. Wool is obtained from the fleece (hair) of sheep or yak. The farmer needs to take good care of these delicate larvae and feed them mulberry leaves. Answer: (c) cocoon This fibre is obtained from the silk cotton tree, also called kapok. f) Silk fibre is obtained from the stem of a plant g) Polyester is a natural fibre. The silk yarn (thread) is obtained from the cocoon of the silk moth. 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Angora is the soft white hair of Angora Rabbit. Silk fibre is obtained at which of the following stage of its life cycle?a)b)c)d)Correct answer is option 'C'. The shimmering appearance of silk is due to the triangular prism-like structure of the silk fibre, which allows silk cloth to refract incoming light at different angles, thus producing different colors. Wool is obtained from the fleece (hair) of sheep or yak. Jan 07,2021 - Silk fibres are obtained from silkworms. (d) Mulberry silk, tassar silk, mooga silk and eri silk are different types of silk produced from cocoons of different types of silk moths. Spinning synthetic spider-silk fiber by using a much simpler spinning process. False. mention any two. True. Question 6. From coconut fibre take good care of these named resources, but only the silk cotton tree, known... Sun, or exposed to steam larvae and silk fibre is obtained from them mulberry leaves Japanese Korean Arabic Danish Russian.... 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