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3. Fibre to Fabric Science class 7 in English Medium ncert book solutions NCERT Exercise
3. Fibre to Fabric NCERT Exercise – Complete NCERT Book Solutions for Class 7 Science (English Medium). Get all chapter explanations, extra questions, solved examples and additional practice questions for 3. Fibre to Fabric NCERT Exercise to help you master concepts and score higher.
3. Fibre to Fabric Science class 7 in English Medium ncert book solutions NCERT Exercise
NCERT Solutions for Class 7 Science play an important role in helping students understand the concepts of the chapter 3. Fibre to Fabric clearly. This chapter includes the topic NCERT Exercise , which is essential from both academic and examination point of view. The solutions provided here are prepared strictly according to the latest NCERT syllabus and follow the guidelines of CBSE to ensure accuracy and relevance. Each question is explained in a simple and student-friendly manner so that learners can grasp the concepts without confusion. These NCERT Solutions are useful for regular study, homework help, and exam preparation. All textbook questions are solved step by step to improve problem-solving skills and conceptual clarity. Students of Class 7 studying Science can use these solutions to revise important topics, understand difficult questions, and practise effectively before examinations. The chapter 3. Fibre to Fabric is explained in a structured way, making it easier for students to connect the theory with the topic NCERT Exercise . By studying these updated NCERT Solutions for Class 7 Science, students can build a strong foundation, boost their confidence, and score better marks in school and board exams.
3. Fibre to Fabric
NCERT Exercise
Exercise:
Q1. You must be familiar with the following nursery rhymes:
(i) ‘Baa baa black sheep, have you any wool.’
(ii) ‘Mary had a little lamb, whose fleece was white as snow.’
Answer the following:
(a) Which parts of the black sheep have wool?
(b) What is meant by the white fleece of the lamb?
Answer:
[a] Mainly the abdomen and back of the sheep have wool.
[b]White fleece refers to the white hair of lamb that is used to make wool.
Q2. 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:
[a] Caterpillar.
Q3. Which of the following does not yield wool .
(i) Yak (ii) Camel (iii)Goat (iv)wooly dog
Answer:
(iv)wollydog
Q4. What is meant by the following terms?
(i) rearing (ii) Shearing (iii) Sericulture
Answer:
(i) Rearing: The bringing up and looking after the livestoks and other animals for our commercials benefit is known as rearing.
(ii) Shearing: To obtain wool, the fleece of the sheep along with a thin layer of skin is removed from its body. This process is called shearing.
(iii)sericulture: The rearing of silkworms for obtaining silk is called shearing.
Q5. Given below is a sequence of steps in the processing of wool. Which are the missing steps?
Add them. Shearing, __________, sorting, __________, __________.
Answer:
Scouring,dying,rolling into yarn.
Q6. Make sketches of the two stages in the life history of silk moth which are directly related to the production of silk.
Answer:
Q7. Out of the following, which are the two terms related to silk production?
Sericulture, floriculture, moriculture, apiculture and silviculture.
Hints: (i) Hints: Silk production involves cultivation of mulberry leaves and rearing silkworms. (ii) Scientific name of mulberry is Morus alba.
Answer:
Sericulture and moriculture.
Q8. Match the words of Column I with those given in Column II: Column I Column II
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 silkworm |
| 3.Yak | (b) Wool yielding animal |
| 4.Cocoon | (a) Yeilds silk fibres |
Q9. Given below is a crossword puzzle based on this lesson.
Use hints to fill in the blank spaces with letters that complete the words.
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
See other sub-topics of this chapter:
1. Chapter Review 2. NCERT Exercise 3. Additional Questions with Solutions 4. Long Answered Questions