Assertion (A) Acid dyes are suitable for wool and silk.
Reason (R) Acid dyes form ionic bonds with the hydroxy groups found in wool and silk.
A. Both A and R are correct
B. Both A and R are incorrect
C. A is correct but R is incorrect
D. A is incorrect but R is correct
Answer: Option C
This Question Belongs to Home Science >> Clothing And Textile
What is the aim of textile industry?
A. To serve the clothing requirements
B. To provide shelter to the people
C. To promote happiness among people
D. To bring in social revolution
Why cotton towel is used by the people?
A. Because of the softness
B. Because of absorbency
C. Because of durability
D. Because of elasticity
Cotton, linen, silk and wool are examples of
A. synthetic fibres
B. natural fibres
C. blended fibres
D. man-made fibres
Cotton is stronger when it is wet. This is because of
A. the presence of water, which promotes a more uniform distribution of stresses across and along the cellulose layer
B. its being hydrophilic in nature
C. its crystalling fibre arrangement
D. All of the above
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