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30-11-2020

what are the steps involved in the production of silk

The silk produced in china is popular by the name ‘China Silk’ prefixes to all products. silk making step 2: thread ... ended thousands of miles away at market places in the middle east. (1) Rearing of Silkworms to Obtain Cocoons. For this, the cocoons are either boiled, steamed or treated in an oven. Over Rs. 1000 crores worth of silk is produced in Indian annually by more than 27 lakh people, over half of … Rearing Process of Silkworm: Step # 7. The silk fibre is then spun into silk threads. According to the ancient written sources mulberries were usually planted in deserts, field boundaries, in front of the houses. Before slaughter, a technician examines the animal to make sure it is fit for human consumption. The silkworm, when ready to become a pupa, secretes a protein-like substance through its head to form the cocoon. The illustrations below of the steps in the sericulture process are from a set issued by the government in the late seventeenth century. Silk Manufacturing Process Sakunthala Athukorala Ag/07/012 2. Various steps involved to obtain wool from fleece are given here. The production of cotton can be a hazardous process when toxic chemicals are used in its production. | EduRev Class 7 Question is disucussed on EduRev Study Group by 194 Class 7 Students. The silk worm begins life as an egg, then becomes a silk worm, pupa and, finally, a moth. Step 2: Now distribute a cocoon to each pair of students, and a pencil on which to wind the filament. The procedures involved in antibiotics manufacturing depend on whether a product is natural, semi-synthetic, or fully synthetic. The world's first practice of silk production was started in China. There is no set standard for the size of a scarf - some people prefer long and narrow, others prefer a shorter, wider shape. The production of soy milk must be meticulously monitored to ensure that no bacteria grows in the low acid medium. Share with your friends. It is a delicate process of extracting silk fibres from the treated cocoons. The tradition of the government sponsoring sets of pictures of the processes involved in both agriculture and silk production dated back to Song times. The pupa after metamorphosing into adult moth comes out by piercing open the cocoon. Mention the steps involved in the silk production. Silkworm is an insect that makes silk. Silk - This material is made by harvesting the cocoon of the silkworm, which is lined with a thin layer of silk filament that is softened and then removed as one single thread. Silk fibers are combined into silk thread.The thread can then be twisted into silk yarn or woven into silk cloth (fabric). Step 1: Divide the class into pairs and explain that today, they will make silk thread from cocoons. The first step in beef meat processing is slaughter. In sericulture, tiny eggs of silk worms are incubated until they hatch and become worms. History of Mysore Silk Saree,The Mysore Silk sarees are one of the finest forms of saree which is very popular across the globe,It comes in vibrant colors and gives a rich feel and a classic look to the saree,Like the Kancheepuram silk sarees the Mysore silk saree are also an innate form of the culture and the tradition of the people of both South and North India. Slaughtering facilities do not handle sick cattle and may be banned by law from handling downer cattle and other animals with obvious health problems. From Sheep to Wool – Step by Step Process for Wool Production The different processes involved in wool production are shearing, scouring, grading, dyeing, and drying. Over mulberry leaves woven into silk cloth from silk moth production are as:. In its production until they hatch and become worms, finally, a technician examines animal! Notes - fibre to fabric then processing the fibers they produce are combined into silk thread! 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