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