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Subjects
Science State Board
Class 7
Polymer Chemistry
Introduction to polymers
6.
Answer the questions about rayon, silk and synthetic fibres
Exercise condition:
4
m.
Choose the correct answer:
1
.
Which of the following is known as the Queen of fabrics?
Soil
Rayon
Silk
2
.
The transformation of silk fibre to yarn is known as __________.
Reeling
Throwing
None of these
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