O Bast Fibers. (d) Cotton yarn on burning gives an odour similar to that of a burning paper. State whether the following statements are true or false. They are provided by nature in ready-made form. . (b) Jute is obtained from the leaves of a plant. Which out of the following will she select? Roots conduct water to the leaves. Question 2: Which of the following is the correct match between the characteristics of stem and the category of plant? If false, correct them. (ix) Which of the following is a plant fibre? e.g. Question 4: From which parts of the plant cotton and jute are obtained? Silk and wool 2. (c) Weaving is a process of arranging two sets of yarn together. Dietary fiber (British spelling fibre) or roughage is the portion of plant-derived food that cannot be completely broken down by human digestive enzymes. Jute 3. Nutrition in Plants Class 7 MCQs Questions with Answers. Question: Which Of The Following Is A Plant Fiber Collected From The Inner Bark Or Phloem Of Certain (mainly Dicotyledonous) Plants? Question-answers (Fibre to Fabric) Multiple Choice Questions 1. a) Plant fibres are obtained from jute and cotton. e) Weaving of yarn makes a piece of fabric. cotton and kapok. Cellulose 4. 1 medium banana, 1 cup of Cheerios, 6 oz. It is obtained from the stems of jute plants Corchorus). If false, correct them. The natural fibers are vegetable, animal, or mineral in origin. State whether the following statements are true or false: a) Yarn is made from fibres. It occurs in the ground and vascular tissues of a plant. However, one serving — or one-third of the fruit — provides about 4.5 grams, 1.4 of which are soluble (9, 10). O Core Fibers. Disaccharide Monosaccharide glycogen Starch. You can refer to NCERT Solutions for Class 7 Science Chapter 1 Nutrition in Plants to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams. Fiber cells also develop an extensive cytoskeletal network. O Xylem Fibers. (x) The right time to cut jute plants is (a) matured stage (b) before flowering stage (c) flowering stage (d) any time after flowering Answer: (c) Jute plants are usually cut at the flowering stage. (a) Silk is a plant fibre. (c) Weaving is a process of arranging two sets of yarn together. Shawl and Dhoti. (d) Cotton yarn on burning gives an odour similar to that of a burning paper. (a) Cotton (b) Jute (c) Wool (d) Polyster 3. Fibre sclerenchyma is a cell companion to the xylem and phloem. (a) Jute bag (b) Woollen shawl (c) Silk saree (d) Nylon scarf Solution: (a) Jute bag Jute bag is made up of plant fibre. Natural fibre, any hairlike raw material directly obtainable from an animal, vegetable, or mineral source and convertible into nonwoven fabrics such as felt or paper or, after spinning into yarns, into woven cloth. The fibres are then separated from the … Silk fibre is obtained at which of the following stage of its life cycle? Dicots have a tap root system which is the primary root system, while monocots have a fibrous root system that looks like fiber, and is also known as an adventitious root system. Patsun 5. III. Which one of the following is the most complete and accurate definition of fiber? Robinson, in Encyclopedia of the Eye, 2010. State whether the following statements are true or false. O Cortex Fibers. Bile: a. is stored in the gall bladder b. is not stored in the body c. is stored in the stomach d. is stored in the pancreas e. is stored in the small intestine 9. After harvesting, the stalks of jute plants are bundled together and soaked in water for about 20 days. This problem has been solved! State whether the following statements are true or false. Based on the shape, the fibre cells subdivides into the two following groups: Xylary Fibre. Some of the natural fibers like vegetable fibers are obtained from the various parts of the plants. Bast fibers. D) 4. b) Spinning is a process of making fibres. If false, correct them. Which out of the following will she select? Which out of the following will she select? Paheli wants to present her friend a gift made of plant-fibre. Show transcribed image text. Approximately ow many grams of carbohydrate are in the following breakfast? (d) Cotton yarn on burning gives an odor similar to that of a burning paper. O Pith Fibers. and do not require fiber formation or reformation are classed as natural fibers. The following are some of the popular fibres used in the textile industry: 1) ... Linen fabric is obtained from the flax plant. These fibres … d) The process of removing seed from cotton is called ginning. (a) Jute bag (b) Woollen shawl (c) Silksaree (d) Nylon scarf Solution: (a): Jute is a long, soft, shiny plant fibre that can be spun into coarse strong threads. A) done clear. The fibres are of two types:1 Natural fibres 2 Synthetic fibres. (a) Grass has parallel venation in leaves (veins run parallel to one another on both sides of the mid rib) and fibrous root system (bunch of similar size fibre-like roots). … The stems of harvested plants are bundled and immersed in water for 10 to 15 days. (a) 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 … Railways; UPSC ... Cotton plant done clear. Describe, with as much detail as possible, how guard cells are regulated. A natural fibre may be further defined as an agglomeration of cells in which the diameter is negligible in comparison with the length. Fiber is commonly classified as soluble, which dissolves in water, or insoluble, which doesn't dissolve. It appears as independent strands or cylinders. It can help lower blood cholesterol and glucose levels. Taproot: A taproot system like in a radish plant has a main root that grows down vertically, from … Free Question Bank for 7th Class Science Fibre to Fabric Fibre to Fabric. (c) Weaving is a process of arranging two sets of yarn together. Which of the following is a complex plant polysaccharide? Dietary fiber: a. binds to bile b. is indigestible plant material c. speeds the movement of chime d. all of the above e. is important to maintain health 8. The stems rot (the process is called retting) and fibres are separated by hand. As one of the components of optical fiber, the core and the cladding are commonly made from glass. The strongest engineering materials often incorporate fibers, for example carbon fiber and ultra-high-molecular-weight polyethylene.. 14. What is fibre? f) Silk fibre is obtained from the stem of a plant. This is … It has two main components: Soluble fiber – which dissolves in water – is generally fermented in the colon into gases and physiologically active by-products, such as short-chain fatty acids produced in the colon by gut bacteria. Soluble fiber is found in oats, peas, beans, apples, citrus fruits, carrots, barley and psyllium. Answer 14 (a) False (b) False (c) True (d) True Types of Fibres, Fibre to Fabric, Class 6. State whether the following statements are true or false. M.L. Paheli wants to present her friend a gift made of plant-fibre. Short answer: Using complete sentences, answer the following question. asked Jan 27, 2018 in Science by Rohit Singh (64.3k points) fibre to fabric; class-6; Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. NCERT Exemplar Class 6 Science Chapter 3 Fibre to Fabric. Fiber Cell Cytoskeleton. Question 1: Paheli wants to present her friend a gift made of plant fibre. Bast fibres are collected from the inner bark or bast surrounding the stem of the plant. Answer the following questions: Question 1. Out of these, two fibres (1 and 2) are obtained from plants and other two (3 and 4) fibres are obtained from animals. (a) Silk is a plant fibre. Jute fibre is obtained from jute plant by the following steps: Retting: Jute fibre is obtained from the stalks of the jute plant. Although the cell adhesion molecule, N-cadherin, is found in both epithelial cells and fiber cells, it specifically localizes to fiber cell membranes upon differentiation. Basic raw material from which fabric is made B. But other materials may be used if the fiber’s performance must be balanced with the cost of installing the fiber, fitting it with connectors, and ensuring that it is properly protected from damage. See the answer. Structure #1 is _____ (1 pt) 2. b) Animals fibres are silk and wool. (b) Jute is obtained from the leaves of a plant. B) done clear. (b) The process of taking out threads from the cocoon to use as silk is called as _____ (c) The sheared hair of sheep is moved through tubes filled with soapy water to remove dust, dirt and grease. (b) Jute is obtained from the leaves of a plant. Answer: Cotton is obtained from the fruits of the cotton plant, called cotton balls. c) Jute is the outer covering of coconut. (b) Jute is obtained from the leaves of a plant. 3. Rich in both soluble and insoluble fiber, avocados really stand out in this regard. It is found associated with the primary and secondary xylem. Answer: The number of petals and sepals in a flower can be equal or different. (a) Wool (6) Silk (c) Cotton (d) Nylon Answer: (c) Cotton is a plant fibre. If the sepals of a flower are jointed, then the pistil is jointed to the petal. All fibers which come from natural sources (animals, plants, etc.) Fibre (1) is used in filling quilts and the yarn made of fibre (2) is used in making gunny bags, The yarn made from fibre (3) is used for knitting sweaters and yarn of fibre (4) is … Choose the correct answer: Question 1. Question 1. This type of fiber dissolves in water to form a gel-like material. Q2. These fibres are … Soluble fiber. Give two example of unstitched garments ___ and ___ Answers: 1. The numbers of petals and sepals in a flower is always equal. C) done clear. 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