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Lessons
6 lessons • 51m
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Discovery of Silk (in Hindi)
10m 22s
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Life history of silk moth
7m 27s
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Processing of Cocoons to Obtain Silk Fibre (in Hindi)
8m 04s
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Kinds of Silk Fabrics (in Hindi)
10m 12s
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Wool Production, Rearing and Breeding of Sheep (in Hindi)
8m 20s
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Important questions
6m 55s