Commonly used synthetic fabrics areI. RayonII. NylonIII. PolyesterIV. Acrylic
I and II only
II and III only
I, II and III only
All of these
Which of the following are correct about acrylic?I. It is synthetic fibre that resembles wool.II. It is also called lycra.III.It is also known as orlonIV.It is used in making T-shirts and caps.
I and III only
II and IV only
Silk is obtained from ____________ of the silk moth.
Pupa
Larva
Cocoon
Caterpillar
During long distance travel you would like to take drinking water in a bottle made up of:
glass
plastic
leather
steel
Which of the following are used to obtain fabrics ?
1.Weaving ii.Knitting iii.Setting iv.Serving
I, II and IV only
The sorter's disease is caused by a bacteria:
Anthrax
Bacillus
Virus
Aedes
Which of the following properties are possessed by synthetic fibres ?I. They have low tensile strength.II. They show the property of elasticity.III.They do not wrinkle.
All of the above.
The process of taking out threads from the cocoon is known as:
rearing
sorting
scouring
reeling
Raw materials for most of the fabrics are obtained from
Earth
Sky
Petroleum
None of these
To which of the following 4R principle apply most?
Synthetic fibre
Natural fibre
Metals
Plastic