A C Sehgal Solutions for Exercise 1: ORAL QUESTIONS

Author:A C Sehgal

A C Sehgal Science Solutions for Exercise - A C Sehgal Solutions for Exercise 1: ORAL QUESTIONS

Attempt the practice questions from Exercise 1: ORAL QUESTIONS with hints and solutions to strengthen your understanding. Living Science 8 solutions are prepared by Experienced Embibe Experts.

Questions from A C Sehgal Solutions for Exercise 1: ORAL QUESTIONS with Hints & Solutions

EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 3 - Synthetic Fibres and Plastics>ORAL QUESTIONS>Q 1

There is a difference between the raw materials used in rayon and other synthetic fibres like nylon or polyester. What is the difference?

EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 3 - Synthetic Fibres and Plastics>ORAL QUESTIONS>Q 2

The prefix 'poly' means 'many' for example, 'polygon' means a figure with many sides. What is the significance of the prefix 'poly' in 'polyester'? 

MEDIUM
8th CBSE
IMPORTANT
Living Science 8>Chapter 3 - Synthetic Fibres and Plastics>ORAL QUESTIONS>Q 3

Synthetic fibres are strong, elastic, light, wrinkle-resistant, and easy to wash and dry. Even with so many advantages, we do not wear clothes made of pure synthetic fibres, but a mixture of synthetic and natural fibres. Why is this necessary?