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NCERT Solutions for Class 7 Science Chapter 3 Fibre to Fabric: Fibre that are obtained from plants like cotton, jute etc. are discussed in NCERT Solutions of class 6 . Fibres are also obtained from animals like sheep, yak etc. The NCERT solutions for Class 7 Science chapter 3 Fibre to Fabric have explanations for the questions related to wool which is obtained from sheep and silk which is obtained from silkmoth.
Class 7 Science chapter Fibre to Fabric explains the step-wise process of getting wool from sheep and silk from the cocoon. At the end of the chapter, exercise questions are given. The NCERT solutions for Class 7 Science Chapter 3 Fibre to Fabric discuss all these questions. The class 7 science chapter 3 question answer covers all the questions of the NCERT science chapters and is helpful for exam preparation for other Classes as well. The NCERT solutions for Class 7 Science chapter 3 Fibre to Fabric covers questions from all the topics of this chapter. Students are recommended to go through NCERT Solutions for Class 7 to score high marks in their examinations. Fibre to fabric class 7 NCERT solutions are also available in the form of PDF, so students can use them anytime anywhere without any charge.
**As per the CBSE Syllabus 2023-24, this chapter chapter was removed.
Free download class 7 science chapter 3 question answer PDF for CBSE exam.
1. You must be familiar with the following nursery rhyme:
(i) ‘Baa baa black sheep, have you any wool.’
Answer the following:
(a) Which parts of the black sheep have wool?
Answer:
(a) Black sheep have wool in the skin part.
1. You must be familiar with the following nursery rhymes:
(ii) ‘Mary had a little lamb, whose fleece was white as snow.’
Answer the following:
(b) What is meant by the white fleece of the lamb?
Answer:
(b) White fleece means the hair (from where the wool is obtained) of lamb.
2. The silkworm is (a) a caterpillar, (b) a larva.
Choose the correct option.
(i) a
(ii) b
(iii) both a and b
(iv) neither a nor b.
Answer:
The female silk moth lays eggs, from which hatch larvae which are called caterpillars or silkworms
Hence correct option: (iii) both a and b
3. Which of the following does not yield wool?
(i) Yak
(ii) Camel
(iii) Goat
(iv) Woolly dog
Answer:
(iv) Woolly dog does not yield wool.
4. What is meant by the following terms?
(i) Rearing
Answer:
Rearing means helping animals to grow includes grazing, feeding or breeding for some profit or other pleasure. It also helps animals from the problems of itching, odour, and waste.
4. What is meant by the following terms?
(ii) Shearing
Answer:
The fleece of the sheep along with a thin layer of skin is removed from its body. This process is called shearing.
4. What is meant by the following terms?
(iii) Sericulture
Answer:
The rearing of silkworms for obtaining the spinned silk is called sericulture.
5. Given below is a sequence of steps in the processing of wool. Which are the missing steps? Add them.
Shearing, __________, sorting, __________, __________, _________.
Answer:
The complete steps for the processing of the wool.
Shearing, scouring , sorting, cleaning of burrs , dyeing , rolling .
Answer:
The two stages in the life history of the silk moth which are directly related to the production of silk are:
Silkworm and cocoon
7. Out of the following, which are the two terms related to silk production?
Sericulture, floriculture, moriculture, apiculture and silviculture.
Hints: (i) Silk production involves cultivation of mulberry leaves and rearing silkworms.
(ii) Scientific name of mulberry is Morus alba.
Answer:
Sericulture and moriculture are related to silk production.
Sericulture: Rearing of silkworms to obtain silk.
Moriculture: The science of cultivation of mulberry leaves for silk production.
Therefore, the silk industry is dependent on sericulture which in turn is dependent on moriculture. Hence, both are related to silk production.
8. Match the words of Column 1 with those given in Column 2:
Column 1 Column 2
1. Scouring (a) Yields silk fibres
2. Mulberry leaves (b) Wool yielding animal
3. Yak (c) Food of silk worm
4. Cocoon (d) Reeling
(e) Cleaning sheared skin
Answer:
Column 1 | Column 2 |
1. Scouring | (e) Cleaning sheared skin |
2. Mulberry leaves | (c) Food of silk worm |
3. Yak | (b) Wool yielding animal |
4. Cocoon | (a) Yields silk fibres |
Down Across
(D) 1: Thorough washing (A) 1: Keeps warm
2: Animal fibre 2: Its leaves are eaten by silkworms
3: Long thread like structure 3: Hatches from egg of moth.
Answer:
Down | Across |
1. SCOUR | 1. WOOL |
2. SILK | 2. MULBERRY |
3. FIBRE | 3. CATERPILLAR |
Don't be discouraged if you're having difficulty understanding the class 7 science chapter 3 ncert solutions presented above. Consider rereading your NCERT textbook and thoroughly understanding the concepts of each chapter's topics. Answer these questions independently, based on your improved comprehension. Compare your answers to the fibre to fabric class 7 questions and answers. You'll notice that your knowledge and clarity of these ideas will increase dramatically, allowing you to communicate your answers more effectively.
In addition to the Class 7 Science ch 3 question answer, students can access comprehensive chapter-wise solutions for Class 7 Science by clicking the link provided below:
Chapter 1 | Nutrition in Plants |
Chapter 2 | Nutrition in Animals |
Chapter 3 | Fibre to Fabric |
Chapter 4 | Heat |
Chapter 5 | Acids, Bases and Salts |
Chapter 6 | Physical and Chemical Changes |
Chapter 7 | Weather, Climate and Adaptations of Animals to Climate |
Chapter 8 | Winds, storms and cyclones |
Chapter 9 | Soil |
Chapter 10 | Respiration in Organisms |
Chapter 11 | Transportation in Animals and Plants |
Chapter 12 | Reproduction in Plants |
Chapter 13 | Motion and Time |
Chapter 14 | Electric Current and its Effects |
Chapter 15 | Light |
Chapter 16 | Water: A Precious Resource |
Chapter 17 | Forests: Our Lifeline |
Chapter 18 | Wastewater Story |
Topics for science chapter 3 class 7 are listed below:
Benefits of NCERT solutions for Class 7 Science chapter 3 Fibre to Fabric:
Comprehensive Coverage: The fibre to fabric class 7 solutions cover all the topics and questions from the chapter "Fibre to Fabric" in the Class 7 Science NCERT textbook.
Detailed Explanations: The class 7 science chapter 3 question answer provide step-by-step explanations for each question, making it easy for students to understand and learn.
Exam-Oriented: The class 7 science chapter 3 ncert solutions include different types of questions, including objective, short, and long answer questions, to help students prepare for exams effectively.
Concept Clarity: By going through these class 7 fibre to fabric ncert solutions, students can gain a better understanding of the concepts related to the production of fabrics from natural and synthetic fibers.
Self-Assessment: Students can use these fibre to fabric class 7 questions and answers to self-assess their knowledge and improve their problem-solving skills.
Free PDF Download: The class 7 science ch 3 question answer are available for free in PDF format, allowing students to access them offline and at their convenience.
Yes, this chapter is very important for higher studies in the field of science and technology
Here is the topics covered in NCERT Class 7 Science chapter3
There are 9 questions in NCERT Class 7 chapter 3
Application Date:09 September,2024 - 14 November,2024
Application Date:09 September,2024 - 14 November,2024
Admit Card Date:13 September,2024 - 07 October,2024
Admit Card Date:13 September,2024 - 07 October,2024
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