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Exam (elaborations)
Chapter 5 - Silk Exams Questions And Answers
CHAPTER 5 - SILK 
 
Silk - Answer- - Is a natural protein fiber 
- China around 2640 B.C. 
- Production closely guarded secret for centuries 
- Currently no successful silk production in US 
 - China 
 - India 
 - Japan 
 
Sericulture - Answer- - Production of silk 
- Silk moths lay eggs 
- Eggs hatch and the larvae are fed mulberry leaves 
- After about 35 days, the silkworms spin their cocoons 
- Silkworm forces liquid silk through two spinnerets and the fiber hardens with air contact 
- One s...