State whether the following statements are true or false. (d) Cotton yarn on burning gives an odour similar to that of a burning paper. Structure #1 is _____ (1 pt) 2. As one of the components of optical fiber, the core and the cladding are commonly made from glass. It is found associated with the primary and secondary xylem. b) Spinning is a process of making fibres. After harvesting, the stalks of jute plants are bundled together and soaked in water for about 20 days. Which of the following is a complex plant polysaccharide? 1. (a) Silk is a plant fibre. Roots conduct water to the leaves. (d) Cotton yarn on burning gives an odor similar to that of a burning paper. Jute 3. The stems rot (the process is called retting) and fibres are separated by hand. What is fibre? . 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. State whether the following statements are true or false: a) Yarn is made from fibres. (d) Cotton yarn on burning gives an odour similar to that of a … These fibres are … Short answer: Using complete sentences, answer the following question. If the sepals of a flower are jointed, then the pistil is jointed to the petal. The fibres are of two types:1 Natural fibres 2 Synthetic fibres. (a) Silk is a plant fibre. The natural fibers are vegetable, animal, or mineral in origin. Dietary fiber (British spelling fibre) or roughage is the portion of plant-derived food that cannot be completely broken down by human digestive enzymes. A. Fiber Cell Cytoskeleton. 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. Which out of the following will she select? Jute fibre is obtained from jute plant by the following steps: Retting: Jute fibre is obtained from the stalks of the jute plant. A) done clear. (a) Silk is a plant fibre. (a) The plant fibres are made up of _____ which is a structural material in the plant world. Ramie, fiber plants grow along Chang Jiang river, edible with anti bacteria function. cotton and kapok. e) Weaving of yarn makes a piece of fabric. Approximately ow many grams of carbohydrate are in the following breakfast? Taproot: A taproot system like in a radish plant has a main root that grows down vertically, from … O Cortex Fibers. Silk and wool 2. If false, correct them. All fibers which come from natural sources (animals, plants, etc.) Answer: Cotton is obtained from the fruits of the cotton plant, called cotton balls. (b) Jute is obtained from the leaves of a plant. Cellulose 4. They are provided by nature in ready-made form. (c) Weaving is a process of arranging two sets of yarn together. Shawl and Dhoti. 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). (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. Basic raw material from which fabric is made B. Nutrition in Plants Class 7 MCQs Questions with Answers. See the answer. Out of these, two fibres (1 and 2) are obtained from plants and other two (3 and 4) fibres are obtained from animals. Which of the following is a nutrient? Fiber crops. (c) Weaving is a process of arranging two sets of yarn together. A stringy substance from plants C. The hair of an animal D. Man-made threads and yarns 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 … Seed fibres are collected from seeds or seed cases. Answer: Stem conducts water to the leaves. (a) Silk is a plant fibre. Toggle navigation 0 . c) Jute is the outer covering of coconut. If false, correct them. This type of fiber dissolves in water to form a gel-like material. 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. B) done clear. Show transcribed image text. Answer: The number of petals and sepals in a flower can be equal or different. Patsun 5. 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. Free Question Bank for 7th Class Science Fibre to Fabric Fibre to Fabric. Silk fibre is obtained at which of the following stage of its life cycle? … d) The process of removing seed from cotton is called ginning. and do not require fiber formation or reformation are classed as natural fibers. Disaccharide Monosaccharide glycogen Starch. Jute fibre is. Give two example of unstitched garments ___ and ___ Answers: 1. NCERT Exemplar Class 6 Science Chapter 3 Fibre to Fabric. Robinson, in Encyclopedia of the Eye, 2010. Fiber or fibre (from Latin: fibra) is a natural or man-made substance that is significantly longer than it is wide. A natural fibre may be further defined as an agglomeration of cells in which the diameter is negligible in comparison with the length. Bast fibres are collected from the inner bark or bast surrounding the stem of the plant. POD QUESTION: Use the Rembrandt-like sketch (not included) of a pea pod with seeds to answer the following questions 1. (b) Jute is obtained from the leaves of a plant. It appears as independent strands or cylinders. O Pith Fibers. Bast fibers. State whether the following statements are true or false. Which one of the following is the most complete and accurate definition of fiber? 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. Types of Fibres, Fibre to Fabric, Class 6. Jute is obtained from a plant called ___ 5. Railways; UPSC ... Cotton plant done clear. C) Fleece of sheep done clear. Soluble fiber is found in oats, peas, beans, apples, citrus fruits, carrots, barley and psyllium. O Xylem Fibers. Based on the shape, the fibre cells subdivides into the two following groups: Xylary Fibre. Answer the following questions: Question 1. Question 1. (a) Cotton (b) Jute (c) Wool (d) Polyster 3. Fiber cells also develop an extensive cytoskeletal network. This is … Question 4: From which parts of the plant cotton and jute are obtained? (b) Jute is obtained from the leaves of a plant. M.L. Which out of the following will she select? (a) Jute bag (b) Woollen shawl (c) Silk saree (d) Nylon scarf Solution: (a) Jute bag Jute bag is made up of plant fibre. It can help lower blood cholesterol and glucose levels. (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. (b) Jute is obtained from the leaves of a plant. The fibres are then separated from the … ___ is an example of dietry fibre. The strongest engineering materials often incorporate fibers, for example carbon fiber and ultra-high-molecular-weight polyethylene.. Question-answers (Fibre to Fabric) Multiple Choice Questions 1. (c) Weaving is a process of arranging two sets of yarn together. Fibers are often used in the manufacture of other materials. Fibre sclerenchyma is a cell companion to the xylem and phloem. This problem has been solved! Paheli wants to present her friend a gift made of plant-fibre. Which out of the following will she select? 3. These fibres … Paheli wants to present her friend a gift made of plant-fibre. 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 … State whether the following statements are true or false. Q2. 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. (a) Wool (6) Silk (c) Cotton (d) Nylon Answer: (c) Cotton is a plant fibre. Read more about seed fibres. C) done clear. If false, correct them. D) If false, correct them. State whether the following statements are true or false. The numbers of petals and sepals in a flower is always equal. (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. The types of plant fibre include seed fibres, bast fibres and hard fibres. (ix) Which of the following is a plant fibre? (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). 1 medium banana, 1 cup of Cheerios, 6 oz. b) Animals fibres are silk and wool. 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. (c) Weaving is a process of arranging two sets of yarn together. The stems of harvested plants are bundled and immersed in water for 10 to 15 days. The following are some of the popular fibres used in the textile industry: 1) ... Linen fabric is obtained from the flax plant. 4. (d) Cotton yarn on burning gives an odour similar to that of a burning paper. f) Silk fibre is obtained from the stem of a 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. 0 . 14. Question: Which Of The Following Is A Plant Fiber Collected From The Inner Bark Or Phloem Of Certain (mainly Dicotyledonous) Plants? Soluble fiber. e.g. O Core Fibers. Rich in both soluble and insoluble fiber, avocados really stand out in this regard. obtained from the stem of the jute plant. Question 1: Paheli wants to present her friend a gift made of plant fibre. O Bast Fibers. III. Fiber is commonly classified as soluble, which dissolves in water, or insoluble, which doesn't dissolve. 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. It is obtained from the stems of jute plants Corchorus). Choose the correct answer: Question 1. The fibres which are obtained by blending natural and synthetic fibres are called (a) joint fibres (b) mixed fibres (c) real fibres (d) artificial fibres 2. Describe, with as much detail as possible, how guard cells are regulated. Which of the following is used for making gunny bags? a) Plant fibres are obtained from jute and cotton. (a) Weak stem which cannot stand upright: Creeper Answer 14 (a) False (b) False (c) True (d) True Question 2: Which of the following is the correct match between the characteristics of stem and the category of plant? Some of the natural fibers like vegetable fibers are obtained from the various parts of the plants. , edible with anti bacteria function: Cotton is called ginning the primary and secondary.! 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