NCERT Solutions Class 8 Science Chapter 3 Synthetic Fibres and Plastics – Here are all the NCERT solutions for Class 8 Science Chapter 3. This solution contains questions, answers, images, explanations of the complete chapter 3 titled Synthetic Fibres and Plastics From of Science taught in class 8. If you are a student of class 8 who is using NCERT Textbook to study Science, then you must come across chapter 3 Synthetic Fibres and Plastics . After you have studied lesson, you must be looking for answers of its questions. Here you can get complete NCERT Solutions for Class 8 Science Chapter 3 Synthetic Fibres and Plastics in one place.
NCERT Solutions Class 8 Science Chapter 3 Synthetic Fibres And Plastics
Here on AglaSem Schools, you can access to NCERT Book Solutions in free pdf for Science for Class 8 so that you can refer them as and when required. The NCERT Solutions to the questions after every unit of NCERT textbooks aimed at helping students solving difficult questions.
For a better understanding of this chapter, you should also see summary of Chapter 3 Synthetic Fibres And Plastics , Science, Class 8.
| Class | 8 |
| Subject | Science |
| Book | Science |
| Chapter Number | 3 |
| Chapter Name |
Synthetic Fibres And Plastics |
NCERT Solutions Class 8 Science chapter 3 Synthetic Fibres And Plastics
Class 8, Science chapter 3, Synthetic Fibres And Plastics solutions are given below in PDF format. You can view them online or download PDF file for future use.
Synthetic Fibres And Plastics
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Question & Answer
Q.1: Explain why some fibres are called synthetic.
Ans : There are some fibres that are prepared by man by using chemicals. These are called synthetic fibres. These are made of small units that join together to form long chains. Examples of synthetic fibres are rayon, nylon, polyester, acrylic, etc.
Q.2: Mark (✓ ) the correct answer.
Rayon is different from synthetic fibres because
(a) it has a silk-like appearance.
(b) it is obtained from wood pulp.
(c) its fibres can also be woven like those of natural fibres.
Ans : Rayon is different from synthetic fibres because (a) it has a silk-like appearance. (b) it is obtained from wood pulp. (tick) (c) its fibres can also be woven like those of natural fibres.
Q.3: Fill in the blanks with appropriate words.
(a) Synthetic fibres are also called __________ or __________ fibres.
(b) Synthetic fibres are synthesised from raw material called __________ .
(c) Like synthetic fibres, plastic is also a __________
Ans : (a) Synthetic fibres are also called artificial or man-made fibres. (b) Synthetic fibres are synthesised from raw materials called petrochemicals (c) Like synthetic fibres, plastic is also a polymer
Q.4: Give examples which indicate that nylon fibres are very strong.
Ans : Nylon fibres are very strong. It is used for making ropes used for climbing rocks and for making parachutes. Their usage shows that nylon fibres have high tensile strength.
Q.5: Explain why plastic containers are favoured for storing food..
Ans : The characteristics that make plastics favourable for storing food items are: (i) Lightweight (ii) Lower price (iii) Good strength (iv) Easy handling
NCERT / CBSE Book for Class 8 Science
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