The most common variety of silk is mulberry silk. (D) Wool and silk. (ii) Alluvial soil is most suitable for growing jute plants. (c) The invention of the needle helped in sewing pieces of fabrics together. C) Fleece of sheep. The jute plant is normally harvested when it is at a flowering stage. Silk is obtained from silkworms and nylon is a man made fibre which is synthesised in factories using chemicals. 2.Which one of the following statements is correct? (a) Cotton (b) Jute (c) Nylon (d) Flax 5. (a) Cotton (b) Jute (c) Nylon (d) Flax Solution: (c) Nylon Cotton, flax and jute are the natural fibres obtained from plants. Fibre of great commercial importance derived from epidermis is. Some of the natural fibers like vegetable fibers are obtained from the various parts of the plants. 12. For example, polyester, nylon, and acrylic etc. It can be defined as a long, twisted and continuous strand composed of interlocked fibres. done clear. What are the important uses of jute? D. Not all energy is … c) roots. Cotton, flax and jute are the natural fibres obtained from plants. carbon. done clear. (C) Both (a) and (b) options are correct. (iii) They can be grown easily on materials like waste water from potato processing plants, straw, manure, sewage etc. and do not require fiber formation or reformation are classed as natural fibers. b) leaves. Which of the following is not a natural fibre? (i) The biomass is obtained from unicellular microorganisms only. (d) Silk is a smooth, shiny, natural fabric obtained from animals. Why are jute plants cut at flowering stage and not on complete maturation? A. Entropy increases. done clear. Which one of the following is not a natural fibre (a) Nylon (b) Cotton (c) Flax (d) Jute (a) Nylon. Which of the following does not belong to the group formed by the others? Dry weights of the mature plants are obtained. in association with other tissues. B. Foot mats Carpets Saree Ropes 21 Which of the following is a fibre obtained from plants? Question 16. The chicory powder which is mixed with coffee powder is obtained from . The fibre plants are: 1. The fibres are then separated from the … b. Wool is obtained from hair of animals like sheep, yak etc. Answer: c) Acacia arabica. Answer: The jute plant is normally harvested at flowering stage. Mention two plants from which bast fibres are obtained. Fibre to Fabric Class 6 MCQs Questions with Answers. The protein fiber of silk is composed mainly of fibroin and is produced by certain insect larvae to form cocoons. Answer 4 (c) Question 5. Natural Fibre and Synthetic Fibre. Select the option which completes the table. (B) Cotton andflax. So, Silk is not obtained … 2. Cotton is plant fibre obtained from the Cotton plant. C. The amount of work obtained from a process never has work needing to go into it. Which of the following elements are obtained by plants from the soil? Jute is a natural plant fibre. (c) The cotton picked up from the plants still has its seed in it. d. Flax. (e) Animals fibers are silk and wool. It is a natural silk and is an animal fibre. Fibre to Fabric Short Answer Type Questions. What is yarn? Jute fibre is obtained from jute plant by the following steps: Retting: Jute fibre is obtained from the stalks of the jute plant. Answer: The fibres which are made from chemical substances or which are not obtained from the plant and animal sources are called synthetic fibres. Fibres are spun using 2 or 3 fine delicate strands to make yarns. (b) Jute is obtained from the leaves of a plant. Define natural fibres? Download CBSE Class 6 Science Fibre to Fabric MCQs Set A in pdf, Science chapter wise Multiple Choice Questions free, Fibre to Fabric 1. (b) The process of making yarn from fibres is called knitting. Cotton is a flowering plant, which … Examples of Fibre Crops. Cotton fibre: Jute fibre (i) Cotton fibre is obtained from the flowers of cotton plants. The plants bore fruits called _____ . 13. Which of the following is not a natural fibre? a. Which of the following fibre is not obtained from animals? asked Sep 2 in Secondary Growth by Raju03 (53.4k points) Cut open the fleshy seed pod of an opium poppy to collect its active ingredients. a) seeds. Jute 2. Sisal Hemp. b) Dalbergia sissoo. Which statement out of the following is incorrect? The fibres which are obtained from natural sources like plants and animals are called natural fibres.The fibres which are prepared from chemical substances in … Silk is a plant fibre. Question: Explain how jute is obtained from the jute plant. After harvesting, the stalks of jute plants are bundled together and soaked in water for about 20 days. Silk. Silk is a plant fibre. nitrogen phosphorus potassium. Heat is often a waste product. Nylon is a synthetic fibre. Distribution and Arrangement of Fibre: Fibre occurs in the ground and vascular tissues of all plant organs like leaves, stems, roots, fruits etc. a. Jute. A thin thread like structure obtained from plants or animals is known as fibre. (d) Patsun plant is used to obtain jute fibres. (b) Jute is obtained from the leaves of a plant. (C) Silk and jute. (c) Cotton fibre is fibre which is obtained from the leaves of the cotton plant. D) Cotton plants. Which set of substances is not used for making fibres? c. Silk cotton. It is obtained from the stems of jute plants Corchorus). Cotton The factors of soil, water, and light are similar of each plot. Question 2. (a) Cotton (b) Jute (c) Nylon (d) Flax. high or taller. State the following statement are true or false a) Yarn is made from fibres b) Spinning is a process of making fibres c) Jute is the outer covering of coconut d) The process of removing seed from cotton is called ginning. Plants depend on the atmosphere for the largest source of: phosphorus oxygen carbon water. Which of the following fibers are obtained from the fleece of animals? Jute (Corchorus Capsularis Linn): Jute plants are undershrub’s up to 75 cm. Consider the following statements (i-iv) and select the option that correctly identifies true (T) and false (F) ones. (A) Jute fibres are obtained from the stems of the plants. Question: Four different types of fibres are given to us. Out of these, two fibres (1 and 2) are obtained from plants and other two (3 and 4) fibres are obtained from animals. Nylon is a synthetic fibre. (B) Cotton is obtained from the balls of the flowers. (b) Jute is the outer covering of coconut. Answer: Jute plants are cut at the time of flowering stage because a good quality of fibre is obtained at this stage. b. I, the cotton fibre Solving the Fibre to Fabric Multiple Choice Questions of Class 7 Science Chapter 3 MCQ can be of extreme help as you will be aware of all the concepts. It is obtained from the stems of jute plants (Corchorus). The natural fibers are vegetable, animal, or mineral in origin. Jute fibre is obtained generally from the stem of the jute plant. Silk fibre is obtained at which of the following stage of its life cycle? ADVERTISEMENTS: The following points highlight the three important fibre yielding plants of India. In replicated experiments, plots are planted with flax seeds in densities of 60, 1,440, and 3,600 per square meter, respectively. d) stems. The fibre which is obtained from the outer covering of a coconut is: Flax Hemp Coir Jute 20 Which of the following can we not make using coir? 2. B) Carbon compounds. Fibre to Fabric <1M> 1.Two examples of animal fibres are___ (A) Cotton andwool. Which statement out of the following is incorrect? These MCQ Questions on Fibre to Fabric Class 7 with answers pave for a quick revision of the Chapter … Increased densities in this experiment produced which of the following results in plants? Question 5: Which set of substances is not used for making fibres? Question 1. (c) Weaving is a process of arranging two sets of yarn together. The fibres are of two types:1 Natural fibres 2 Synthetic fibres. (ii) It provides a protein rich supplement. Answer: The fibres of some fabrics such as cotton, jute, silk and wool are obtained from plants and animals. (b) Jute is obtained from the leaves of a plant. Important Questions Of Fibre To Fabric Question 1: Fill in the blanks: (a) A fabric is the material used to make clothing. The plants bore fruits called _____ . which of the following is not a bast fibre 1.cotton fibre 2. flax fibre 3. hemp fibre 4. all of these. (c) Weaving is a process of arranging two sets of yarn together. In India, jute is mainly grown in West Bengal, Bihar, Jharkhand and Assam. Silk fibre is obtained from silk worms. You can refer to NCERT Solutions for Class 6 Science Chapter 3 Fibre to Fabric to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams. 5. It is obtained from the cocoons of mulberry silkworm and is made up of protein. State whether ‘True’ or ‘False’ (a) Wool is a synthetic fibre. On complete maturation of plant, fibres of its stem become very hard. Types of fibre; Fibre can be of two types, viz. They are provided by nature in ready-made form. The stems of the harvested plants are immersed in water for a long time. e) Weaving of yam makes a piece of fabric. Wool Coir Silk Polyester 22 How are silk worms reared? Hans buys a … ix. (b) Natural fibres are chemically improved to form synthetic fibres. Cotton 3. Which of the following is not a natural fibre? viii. Leaves are simple, ovate to elliptic, stipulate, serrate, acute or shortly acuminate, […] Cotton; Jute; Nylon; Flax; Answer. ... and plants on the leaves of which the related silkworm feeds (Q). c. Nylon. ... done clear. a) Flax ... One of the following plants is a rich variety of timber: a) Cassia fistula. a. Jute b. These are called natural fibres.For examples, wool and silk fibres are obtained from animals while cotton and jute are obtained from plants. Cotton. Nylon is a man-made fibre which is synthesized using chemicals at factories. Used for pain relief and illegal recreation, these drugs are derived from the Opium Poppy (Papaver somniferum). d. Leather. Which of the following is not a reason that power plants are unable to achieve 100 percent efficiency? Wool. The silk fibre is obtained from the cocoons by a process known as reeling. What is fibre? (iii) The cotton plant requires warm climate. (i) Jute fibre is obtained from the stem of jute plants. Which is not a natural fibre GC Fibres Polymers Which of the following is not a natural fibre? Wool is obtained from the fur of animals like sheep, yak etc. (c) Weaving is a process of arranging two sets of yarn together. The plants bore fruits called _____ . Silk is obtained from silkworms. The correct option is C. Related. Which of the following is not a natural fibre? Fibre Plant # 1. The best-known silk is obtained from the cocoons of the larvae of the mulberry silkworm Bombyx mori reared in captivity (sericulture). Which of the following statement is/are not correct for single cell protein (SCP)? oxygen nitrogen hydrogen phosphorus potassium. Fibre is narrow, elongated cell with thick lignified wall and narrow lumen tapering to a wedge-shape at both ends. (ii) Black soil is most suitable for growing cotton plants. Which one of the following is not a natural fibre. Morphine, codeine, opium. Silk is a plant fibre. Question 2. 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