V K Sally and S K Aggarwal Solutions for Chapter: Fibre to Fabric, Exercise 3: EXERCISES

Author:V K Sally & S K Aggarwal

V K Sally Science Solutions for Exercise - V K Sally and S K Aggarwal Solutions for Chapter: Fibre to Fabric, Exercise 3: EXERCISES

Attempt the practice questions on Chapter 3: Fibre to Fabric, Exercise 3: EXERCISES with hints and solutions to strengthen your understanding. Learning Elementary Science for Class 7 solutions are prepared by Experienced Embibe Experts.

Questions from V K Sally and S K Aggarwal Solutions for Chapter: Fibre to Fabric, Exercise 3: EXERCISES with Hints & Solutions

MEDIUM
7th CBSE
IMPORTANT

Name the domesticated moth whose larva produces the silk.

EASY
7th CBSE
IMPORTANT

Name the plant on which silk larva feeds.

HARD
7th CBSE
IMPORTANT

Name the person responsible for the discovery of silk.

EASY
7th CBSE
IMPORTANT

Why are the harvested silk cocoons boiled? Give two reasons.

MEDIUM
7th CBSE
IMPORTANT

Give two uses of silk, other than for making dresses.

MEDIUM
7th CBSE
IMPORTANT

George went to a sheep farm along with his uncle. It was spring season and the wool was sheared from the body of the sheep. He asked his uncle how this wool is utilised. His uncle explained to him about all the processes involved in manufacturing of fabrics.

What are the values displayed by George?

 

 

 

MEDIUM
7th CBSE
IMPORTANT

George went to a sheep farm along with his uncle. It was spring season and the wool was sheared from the body of the sheep. He asked his uncle how this wool is utilised. His uncle explained to him about all the processes involved in the manufacturing of fabrics.

How many times the sheep are sheared in a year? Does shearing hurt the sheep?

MEDIUM
7th CBSE
IMPORTANT

George went to a sheep farm along with his uncle. It was spring season and the wool was sheared from the body of the sheep. He asked his uncle how this wool is utilised. His uncle explained to him about all the processes involved in the manufacturing of fabrics.

Do all sheep have the same quality wool? If there are different qualities of wool, which is the best among them?