Synthetic Fibres and Plastics Practice Questions

Class 8 · Science · 1197 free MCQs with instant results and detailed explanations.

1197

Total

357

Easy

599

Medium

241

Hard

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Topics in Synthetic Fibres and Plastics

Plastics 403

Biodegradable and Non-biodegradable 404

Types of Synthetic Fibres 390

Sample Questions from Synthetic Fibres and Plastics

Here are 10 sample questions. Start a quiz to get randomized questions with scoring.

Easy

Which of the following synthetic fibers is commonly used to make clothing that is wrinkle-resistant?

A. Nylon

B. Polyester

C. Acrylic

D. Rayon

Show Answer & Explanation

Correct Answer: B

Polyester is a popular synthetic fiber known for its resistance to wrinkles, making it an ideal choice for clothing.

Easy

Which of the following is a type of natural fibre?

A. Cotton

B. Nylon

C. Polyester

D. Acrylic

Show Answer & Explanation

Correct Answer: A

Cotton is a natural fibre derived from the cotton plant, while the others are synthetic.

Easy

Which synthetic fibre is known for its high strength and elasticity?

A. Rayon

B. Acrylic

C. Nylon

D. Cotton

Show Answer & Explanation

Correct Answer: C

Nylon is recognized for its high strength and elasticity, making it useful for ropes and clothing.

Medium

Which of the following is a property of nylon?

A. It is biodegradable.

B. It is resistant to mildew.

C. It is a natural fiber.

D. It is less durable than cotton.

Show Answer & Explanation

Correct Answer: B

Nylon is known for its resistance to mildew and is a synthetic fiber.

Medium

Which type of synthetic fiber is commonly used to make parachutes?

A. Acrylic

B. Polyester

C. Nylon

D. Rayon

Show Answer & Explanation

Correct Answer: C

Nylon is strong and lightweight, making it ideal for parachutes.

Medium

Which synthetic fiber is known for its wool-like properties?

A. Polyester

B. Acrylic

C. Polypropylene

D. Nylon

Show Answer & Explanation

Correct Answer: B

Acrylic fibers are often used as a substitute for wool due to their warmth and softness.

Medium

What is the main advantage of using polyester in clothing?

A. It is very absorbent.

B. It is wrinkle-resistant.

C. It is very expensive.

D. It requires special washing techniques.

Show Answer & Explanation

Correct Answer: B

Polyester is popular for its wrinkle-resistant properties, making it easy to care for.

Hard

Which of the following is a property of nylon that makes it suitable for making ropes?

A. High elasticity

B. Lightweight

C. High tensile strength

D. Low moisture absorption

Show Answer & Explanation

Correct Answer: C

Nylon is known for its high tensile strength, which allows it to withstand heavy loads without breaking, making it ideal for ropes.

Hard

Which synthetic fibre is known for its ability to mimic the softness and warmth of wool?

A. Acrylic

B. Polyester

C. Nylon

D. Rayon

Show Answer & Explanation

Correct Answer: A

Acrylic is designed to imitate wool; it is soft, lightweight, and has good insulating properties, making it a popular alternative.

Q10

Hard

What is the primary reason polyester is favored in clothing production?

A. It is biodegradable

B. It resists wrinkling and shrinking

C. It is cheaper than cotton

D. It absorbs moisture easily

Show Answer & Explanation

Correct Answer: B

Polyester is preferred for clothing because it resists wrinkling and shrinking, which enhances durability and maintenance ease.

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Synthetic Fibres and Plastics — Class 8 Science Practice Questions Online

This page contains 1197 practice MCQs for the chapter Synthetic Fibres and Plastics in Class 8 Science. The questions are organized by difficulty — 357 easy, 599 medium, 241 hard — so you can choose the right level for your preparation.

Every question includes a detailed explanation to help you understand the concept, not just memorize answers. Take a timed quiz to simulate exam conditions, or practice at your own pace with no time limit. This chapter covers 3 topics, giving you comprehensive coverage of the entire chapter.