Q34. How is wool obtained?

 

Q35. Why jute fibres are not used for making cloth?

 

Q36. Why synthetic fibres are more durable than natural fibres?

 

Q37. One day Dia saw sweeper burning two heaps of garbage: one of waste paper and another of old discarded linen clothes. She observed that both heaps produced similar odor on burning and turned into greyish ash. Why?

 

Q38. Can we use synthetic fibre for making kitchen towel?

 

Q39. How did people cover their bodies before clothes were invented?

 

Q40. Why cotton clothes are normally preferred in India?

 

Q41. Why synthetic clothes are normally not preferred in hot and humid climate?

 

Q42. Why don’t we prefer to wear nylon clothes on hot summer day?


Q43. How yarn is made from fibre? Explain.

 

Q44. Why we wear different type of cloths in different seasons?

 

 

 

 


Last modified: Friday, 4 January 2019, 7:18 PM