Class 6 Exam  >  Class 6 Notes  >  Advance Learner Course: Science Class 6  >  Very Short Question Answers: Fibre to Fabric

Class 7 Science Question Answers - Fibre to Fabric

Very Short Q & A  :

Q1: Wool is obtained from __________________ of sheep or yak.

Ans : Fleece

Q2: Silk fibres are obtained from cocoons of _________________.

Ans : Silk moth

Cocoons of silkworm Cocoons of silkworm 

Q3: Name some animals which provide us with wool.

Ans : Sheep, goat yak etc.

Q4: Yak wool is common in

a. Tibet

b. Ladakh

c. Both a and b

d. None of these.

Ans :  Both a and b.

Q5: Name the place where Angora goats are found in plenty.

Ans :  Hilly region like Jammu and Kashmir.

Q6: Name some Indian breed of sheep.

Ans :  Lohi, Rampur, bushair, Nali, Bakharwal , Marwari and Patanwadi

Q7: Kashmiri goat's under fur is woven to form fine shawls called __________________.

Ans :  Pashmina shawls

Q8: The fur on the body of camel is also used as wool .True/False.

Ans :  True

Q9: Which parts of the black sheep have wool?

Ans : The hairy skin called fleece have wool in black sheep 

Q10: Name the protein which is the chief component of wool fibres.

Ans :  Keratin is the chief component of wool fibres

Q11: Name the process involved in getting fibres form the sheep.

Ans :  The sheep's hair are Sheared off from its body, scoured, sorted, dried, dyed, spun and woven to yield wool.

Q12: Define sericulture.

Ans :  The rearing breeding and management of silkworms for obtaining silk is called sericulture.

Q13: Caterpillars should be collected from bare hand or not?

Ans :   No

Q14: Name the country which is the largest producer of silk.

Ans :  China

Q15: Silk is a good conductor of heat or poor conductor of heat?

Ans :  Poor

Q16: What is yarn?

Ans :  Yarn is a long continuous thread that is made up of fibre.

Q17: ______________is a dried perspiration found in raw wool.

Ans :  Suint

Q18: What is ginning?

Ans :  The process of removing seed from cotton called ginning.

Q19: Spinning is a process of making fibers. True/False.

Ans :  False

Q20: Weaving yarn makes a piece of fabric. True/False

Ans :  True

Q21: Polyester is a natural fibre. True/False.

Ans : False

Q22: Name a strongest variety of silk.

Ans :  Mooga

Q23: Define weaving.

Ans :  Weaving is the process of arranging two sets of yarns together to make a fabric.

Q24: Define spinning.

Ans :  The process of making yarn from fibres is called spinning.

Q25: Name the most common silk moth.

Ans :  Mulberry silk moth.

Q26: Name some varieties of silk.

Ans :  Mulberry silk, tassar silk, eri silk, Mooga silk etc.

Q27: ______________ weaves silk threads into silk cloth.

Ans : Weaver

Q28: What do you mean by cocoon?

Ans : Caterpillar in its later stage of development completely covers itself by silk fibres and turns into pupa. This covering is known as cocoon.

Q29: Name two animals of South America that yields wool.

Ans : Llama and Alpaca.

Q30: Which of the following does not yield wool?

a. Yak

b. Camel

c. Woolly dog

d. Goat

Ans : Woolly dog 

The document Class 7 Science Question Answers - Fibre to Fabric is a part of the Class 6 Course Advance Learner Course: Science Class 6.
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FAQs on Class 7 Science Question Answers - Fibre to Fabric

1. What is fibre to fabric?
Ans. Fibre to fabric refers to the process of converting natural or synthetic fibres into usable fabrics through various stages such as spinning, weaving, and knitting.
2. What are natural fibres?
Ans. Natural fibres are derived from plant or animal sources, such as cotton, silk, wool, and jute. These fibres are obtained directly from nature and undergo minimal processing before being converted into fabric.
3. What are synthetic fibres?
Ans. Synthetic fibres are man-made fibres that are created through chemical processes. Examples include polyester, nylon, and acrylic. These fibres offer various advantages such as durability, resistance to wrinkles, and ease of care.
4. What is the spinning process in fibre to fabric?
Ans. Spinning is the process of twisting or drawing out fibres into a continuous thread or yarn. It involves pulling the fibres and twisting them together to increase their strength and create a uniform strand that can be used for weaving or knitting.
5. How are fabrics made from yarns in the fibre to fabric process?
Ans. Fabrics are made from yarns through weaving or knitting. Weaving involves interlacing the yarns at right angles to create a woven fabric, while knitting involves looping the yarns together to form a fabric. Both processes result in the creation of different types of fabrics with unique textures and properties.
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