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Download Free PDF of CBSE Class 8 Science Synthetic Fibers and Plastics Worksheet. Class 8 Science students and teachers can access printable worksheets for Chapter 3 Synthetic Fibres and Plastics in PDF format, tailored to the latest CBSE syllabus and examination pattern. Practicing questions and answers here will enhance your understanding of all key chapters and topics. Additionally, download free PDF worksheets prepared by school teachers based on the latest NCERT books and CBSE syllabus. Solve daily to improve your scores in school exams and tests.
Worksheet for Class 8 Science Chapter 3 Synthetic Fibres and Plastics
Class 8 Science students, refer to this printable worksheet in PDF for Chapter 3 Synthetic Fibres and Plastics. This test paper with questions and answers will be very helpful for exams, ensuring you score well.
Class 8 Science Worksheet for Chapter 3 Synthetic Fibres and Plastics PDF Download
Get ready to prepare for Class 8 Science exams with our comprehensive worksheet for Chapter 3 Synthetic Fibres and Plastics. Download the PDF now and practice with confidence, covering topics like synthetic fibre production, thermoplastics, and biodegradable plastics. Enhance your understanding and score better with our expert-designed worksheet.
Class 8 Science Worksheet for Chapter 3 Synthetic Fibres and Plastics Questions with Answers
Ques. What are synthetic fibres?
Ans:: Synthetic fibres are man-made fibres produced from chemical compounds.
Ques. Name some common synthetic fibres.
Ans:: Polyester, nylon, acrylic, and polypropylene are common synthetic fibres.
Ques. How are synthetic fibres made?
Ans:: Synthetic fibres are made through a process called polymerization, where chemical compounds are combined to form long chains.
Ques. What is the difference between natural and synthetic fibres?
Ans:: Natural fibres are derived from plants and animals, while synthetic fibres are man-made.
Ques. What are the advantages of synthetic fibres over natural fibres?
Ans:: Synthetic fibres are stronger, more durable, and easier to clean than natural fibres.
Ques. What are the disadvantages of synthetic fibres?
Ans:: Synthetic fibres can be non-biodegradable and may not be as breathable as natural fibres.
Ques. What is the process of making polyester called?
Ans:: The process of making polyester is called polycondensation.
Ques. What is the raw material used to make nylon?
Ans:: The raw material used to make nylon is adipic acid and hexamethylene diamine.
Ques. Which synthetic fibre is known for its strength and elasticity?
Ans:: Nylon is known for its strength and elasticity.
Ques. Which synthetic fibre is known for its resistance to wrinkles?
Ans:: Polyester is known for its resistance to wrinkles.
Ques. What is the difference between thermoplastics and thermosetting plastics?
Ans:: Thermoplastics can be melted and reformed, while thermosetting plastics cannot be melted and reformed.
Ques. Give examples of thermoplastics and thermosetting plastics.
Ans:: Examples of thermoplastics include polyethylene and polypropylene, while examples of thermosetting plastics include epoxy and phenol.
Ques. What is the process of making plastics called?
Ans:: The process of making plastics is called polymerization.
Ques. What are the advantages of plastics over other materials?
Ans:: Plastics are lightweight, durable, and inexpensive.
Ques. What are the disadvantages of plastics?
Ans:: Plastics can be non-biodegradable and may contribute to pollution.
Ques. How can we reduce the use of plastics?
Ans:: We can reduce the use of plastics by using reusable bags and containers, and by recycling.
Ques. What is the difference between biodegradable and non-biodegradable plastics?
Ans:: Biodegradable plastics can break down naturally, while non-biodegradable plastics cannot.
Ques. What is the role of plastics in our daily life?
Ans:: Plastics are used in a wide range of applications, including packaging, construction, and consumer products.
Ques. How can we recycle plastics?
Ans:: We can recycle plastics by sorting them by type, cleaning them, and melting them down to create new products.
Ques. What are the environmental concerns related to the use of synthetic fibres and plastics?
Ans:: The environmental concerns related to the use of synthetic fibres and plastics include pollution, waste, and the impact on ecosystems.
MCQs for Class 8 Science Worksheet for Chapter 3 Synthetic Fibres and Plastics
Ques. Which of the following is a synthetic fibre?
a) Cotton
b) Wool
c) Polyester
d) Silk
Ans: c) Polyester
Solutions: Polyester is a synthetic fibre made from chemical compounds.
Ques. Which of the following is the raw material used to make nylon?
a) Adipic acid and hexamethylene diamine
b) Ethylene glycol and terephthalic acid
c) Propylene and benzene
d) Cellulose and carbon disulfide
Ans: a) Adipic acid and hexamethylene diamine
Solutions: Nylon is made from adipic acid and hexamethylene diamine.
Ques. Which of the following is a thermosetting plastic?
a) Polyethylene
b) Polypropylene
c) Epoxy
d) Polystyrene
Ans: c) Epoxy
Solutions: Epoxy is a thermosetting plastic that cannot be melted and reformed.
Ques. Which of the following is a disadvantage of synthetic fibres?
a) Stronger than natural fibres
b) Easier to clean than natural fibres
c) Non-biodegradable
d) More durable than natural fibres
Ans: c) Non-biodegradable
Solutions: Non-biodegradability is a disadvantage of synthetic fibres.
Ques. Which of the following is a method to reduce the use of plastics?
a) Using reusable bags and containers
b) Recycling plastics
c) Both a and b
d) None of the above
Ans: c) Both a and b
Solutions: Using reusable bags and containers and recycling plastics can help reduce plastic use.
Ques. Which of the following is a thermoplastic?
a) Bakelite
b) Melamine
c) Polyethylene
d) Urea formaldehyde
Ans: c) Polyethylene
Solutions: Polyethylene is a thermoplastic that can be melted and reformed.
Ques. Which of the following is a natural fibre?
a) Nylon
b) Acrylic
c) Silk
d) Polyester
Ans: c) Silk
Solutions: Silk is a natural fibre derived from silkworms.
Ques. Which of the following is a process used to make synthetic fibres?
a) Polymerization
b) Vulcanization
c) Fermentation
d) Distillation
Ans: a) Polymerization
Solutions: Polymerization is the process used to make synthetic fibres.
Ques. Which of the following is a disadvantage of plastics?
a) Lightweight
b) Durable
c) Inexpensive
d) Non-biodegradable
Ans: d) Non-biodegradable
Solutions: Non-biodegradability is a disadvantage of plastics.
Ques. Which of the following is a method to recycle plastics?
a) Sorting by type and cleaning
b) Melting and creating new products
c) Both a and b
d) None of the above
Ans: c) Both a and b
Solutions: Sorting by type, cleaning, melting, and creating new products are methods used to recycle plastics.
CBSE Class 8 Science Chapter 3 Synthetic Fibres and Plastics Worksheet
We hope Students enjoyed the worksheet for Chapter 3 Synthetic Fibres and Plastics, designed according to the latest CBSE syllabus for Class 8 Science. Download the worksheet in PDF format and practice the questions and solutions daily to improve your scores. Our worksheets cover the most important and frequently asked topics, helping you achieve better grades in class tests and exams. Infinity Learn is your one-stop portal for free, latest study materials for Class 8 students.
Worksheet for Science CBSE Class 8 Chapter 3 Synthetic Fibres and Plastics
Teachers at Infinity Learn have carefully crafted the Class 8 Science worksheet based on the NCERT book. By practicing one chapter daily, you can achieve higher marks in Class 8 exams this year. Our daily questions and study materials will help you develop a strong understanding of all concepts and make you proficient in scoring topics. You can easily download and save all revision worksheets for Class 8 Science from InfinityLearn in PDF format without any cost. After solving the questions, refer to our NCERT solutions designed by our teachers for additional support.
Chapter 3 Synthetic Fibres and Plastics worksheet Science CBSE Class 8
All worksheets for Class 8 Science are designed according to the latest syllabus and books issued for the current academic year. Class 8 students can be confident that our teachers have provided answers for each worksheet, allowing you to solve questions and compare your answers with our solutions. We have also included many MCQ questions in the worksheet to help you practice questions on all topics in each chapter. Infinity Learn offers all study materials for Class 8 Science students.
Chapter 3 Synthetic Fibres and Plastics CBSE Class 8 Science Worksheet
Regular worksheet practice helps you gain more experience in solving questions, giving you a deeper understanding of Chapter 3 Synthetic Fibres and Plastics concepts. Worksheets are crucial for developing a strong grasp of this chapter in CBSE Class 8. From Infinity Learn, you can download and save or print all worksheets, assignments, and practice sheets for Chapter 3 Synthetic Fibres and Plastics in Class 8 Science in PDF format. You can access them online or print them on your computer, mobile, or any other device. After solving these, be sure to also take our Class 8 Science MCQ Test for the same chapter.
Worksheet for CBSE Science Class 8 Chapter 3 Synthetic Fibres and Plastics
CBSE Class 8 Science textbooks have been used to create the problems in the above worksheet. If you have exams approaching, make sure to review all concepts related to Chapter 3 Synthetic Fibres and Plastics. Then, print out the worksheet and attempt all problems. Additionally, we have many other worksheets for Class 8 Science that you can use to improve your Science skills.
