(5 1 .. Differentiates materials and organisms on the basis of their properties, structure and functions. Identify the type of artificial fibres based on the properties given below. (1) Strong, elastic, light as well as lustrous and easily washable fabric can be made using these fibres. (2) These fibres are obtained by chemical treatment of wood pulp. (3) The fabric made from these fibres is comfortable to wear, does not get wrinkled easily and easy to wash. (4) Different colours of sweater, shawls, and blankets made from these fibres are used in winter as they are durable and affordable. (5) Different kinds of plastic bottles, utensils, films, wires are made from these fibres.
Answers
Answer:
here is the answer
Explanation:
Ans 1- Nylon fibre was strong, elastic and light. It was lustrous and easy to wash. So, it became very popular for making clothes.
Ans 2- Hence, fiber obtained by chemical treatment of wood pulp is called rayon
Ans 3- Polyester is used to make fabric. Fabric made from this fibre does not get wrinkled easily. It remains crisp and is easy to wash.
Ans 4-acrylic, because acrylic is man-made fibre.
Since, acrylic resembles wool so it is. Also known as artificial wool or synthetic wool. Acrylic is cheaper than natural wool and can be dyed in various colours. Thus acrylic is very popular and taking the place of wool today. Acrylic is used in make sweaters , blankets, and others many clothes.
Ans 5- utensils so that it does not get heated and it becomes easy to handle the ... Synthetic Fibres and Plastics.
B. Teflon: (ii) Used for making parachutes and stockings
C. Rayon: (iii) Used to make non-stick cookwares
A. Polyester: (i) Prepared by using wood pulp