3. Fibre to Fabric Class 7 Science [LATEST] Solutions Chapter Review in English - CBSE Study
NCERT Solutions for Class 7 Science are carefully prepared according to the latest CBSE syllabus and NCERT textbooks to help students understand every concept clearly. These solutions cover all important 3. Fibre to Fabric with detailed explanations and step-by-step answers for better exam preparation. Each Chapter Review is explained in simple language so that students can easily grasp the fundamentals and improve their academic performance. The study material is designed to support daily homework, revision practice, and final exam preparation for Class 7 students. With accurate answers, concept clarity, and structured content, these NCERT solutions help learners build confidence and score higher marks in their examinations. Whether you are revising a specific topic or preparing an entire chapter, this resource provides reliable and syllabus-based guidance for complete success in Science.
Class 7 English Medium Science All Chapters:
3. Fibre to Fabric
1. Chapter Review
Chapter Review:
- The animal fibre are Wool and silk.
- Wool obtains from animals like sheep, goat, yak and some other animals.
- The process of selecting parents for obtaining special characters in their offspring,such a soft under hair in the sheep,is termed selective’.
- The sheep has two types of fibres. (i) The coarse beard hair (ii) The fine soft.
- The rearing of silkworms for obtaining silk is called sericulture.
- The caterpillar completely covers itself by silk fibers and turns into pupa. This covering is known as cocoon.
- The female silk moth lays eggs, from which hatch larvae which are called caterpillars or silkworms.
- When the caterpillar is ready to enter the next stage of its life history called pupa.
- The caterpillar completely covers itself by silk fibres. This covering is known as cocoon.
- The silk yarn (thread) is obtained from the cocoon of the silk moth.
- The most common silk moth is the mulberry silk moth.
- The process of taking out threads from the cocoon for use as silk
is called reeling the silk. - Silk fibres are made of a protein.
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