Poonam Singh, Satyam and, Dinesh Kumar Solutions for Chapter: Fibre to Fabric, Exercise 4: Chapter Practice

Explain the process of the formation of yarn from cotton wool.

Describe the two main processes of making fabric from yarn. 

Explain the process of spinning and weaving. 

A cotton shirt, before it reaches you, completes a long journey. Elaborate on this journey starting from cotton bolls.

Describe how jute (patson) is obtained from the jute plant. 

Read the following passage and answer the given questions.

Meena's mother uses jute bags to bring vegetables and fruits. But, her friend Sheema's mother uses polythene bags to bring vegetables, fruits, grocery, etc. One day, Meena asked her mother why she always prefers jute bags for grocery purpose, etc? Meena's mother is a science teacher in a Kendriya Vidyalaya. She explained nicely that jute bags are biodegradable, durable and strong. She also explained how jute is obtained and its use as a gunny bags? Meena was happy to listen this information and she explained everything to her friend Sheema also. 

(a) How jute is obtained from jute plants? Explain. 
(b) Why it is used for making gunny bags? 
(c) What values are shown by Meena and her mother? 

Read the passage and answer the given questions: 

During an educational trip of Class VI, students went to the handloom house. Their science teacher wants to show how fabrics are made from yarn. Children were taking lot of interest in the process of weaving by hathkargha (handloom). Their teacher explained the two types of looms and working of that looms. Some girls learned the process, how two sets of yarns are woven to make a fabric. The trip was very knowledgeable and the children enjoyed a lot. 

(a) Explain the process of weaving. 
(b) Name the device used for making yarns. 
(c) What values are shown by teacher and students?