Explanation: Science experiments and tests are always carried out using specific conditions and parameters. Question: Which One Of The Following Is A Natural Barrier To Firms Entering An Industry? (a) Jute bag (b) Woollen shawl (c) Silk saree (d) Nylon scarf Solution: (a): Jute Bag. Solution: High elasticity and no wrinkling are the major advantages of nylon over rayon. 4. Solution: High elasticity and no wrinkling are the major advantages of nylon over rayon. Answer. 2. In fibre-optic level sensors, the amount of light loss depends on A. • You must answer the questions in the spaces provided. These can be pressure, temperature, volume or the close surrounding around us which determines a 'tentative' results. Biology Multiple Choice Questions and Answers for Different Competitive Exams. Different types of synthetic fibres like, Rayon fibres, Nylon fibres, Polyester fibres and Acrylic fibres have been explained. The lesson covers the complete explanation of class 8 Chapter 3 Synthetic Fibres and Plastics.Topics covered are Introduction to fibres, kinds of fibres. Fleas and cats cats and dogs mosquitoes and spiders dogs and wolves 2) A population of oak trees is spearated by a large canyon. B. Class 6 Science Chapter 3 MCQ are given below covering the entire chapter and updated for new academic session 2020-21. Join now. Explain the process of making yarn from fibre. Instructions • Use black ink or black ball-point pen. 8 months ago. Answer the following question in short - 32856411 arshiansari26 arshiansari26 1 hour ago Science Secondary School Answer the following question in short 1. what are natural fibre 2 See answers arshiansari26 is waiting for your help. 174 times. ... answer choices . • Answer . Which one of the following are keyword Normalization techniques in NLP a. Which of the following is an inorganic natural resource? Select One: A. Apple Juice B. Oats C. Rice D. Wheat Which Of The Following Is Not A Source Of Calories To Human Body? Question 4. Name two items that are made from coconut fibre. • Fill in the boxes at the bottom of this page. Answer: Cotton and flax plants were cultivated near the river Nile in ancient Egypt. Which of the following is not a natural polymer? Social sciences. Question: How are natural fibres better than synthetic fibres? 1) which of the following organism are most likely to show cospeciation? c) plants. 1. Stemming b. all. From where wool is obtained? (b) Bakhrwal is an Indian breed of sheep. One of the advantages of nylon over rayon is that nylon: A. a) water. One of the advantages of nylon over rayon is that nylon: A. A. cellulose B. nylon C. starch D. protein E. stainless steel 3. Part of Speech c. Named entity recognition d. Lemmatization Answer: a) and d) Here, one can take practice test with more than 120+ questions of Chapter 3 of standard 6 science. The following is an answer given by Boojho to a question asked by his teacher— “Cotton, wool, silk and jute are classified as natural fibres whereas nylon … B. which of the following is an example of natural fibre? The following is an answer given by Boojho to a question asked by his teacher— “Cotton, wool, silk and jute are classified as natural fibres whereas nylon … Jute is a natural plant fibre which is long, soft, shiny that can be spun into coarse strong threads. Such fibres which are made from chemical substances are called synthetic fibres. These natural resources includes raw materials from the ground, non-renewable resources such as petroleum and renewable resources such as timber. Other. ( ) a) cotton b) wool c) nylon d)both A&B Share with your friends. Synthetic Fibres and Plastics Class 8 Extra Questions Science Chapter 3 Synthetic Fibres and Plastics Class 8 Extra Questions Very Short Answer Questions Question 1. The process of making yam from fibres is called spinning. Encourages support and recognition in team members. Labor 8 points Which one of following is a natural fibre? This refers to all the natural resources that are available to be used in the production of goods. (a) China (b) India (c) Bangladesh (d) Japan Is wrinkle free. Answer: Saree, dhoti, lungi and turban. Name a natural fibre. . A natural fibre may be further defined as an agglomeration of cells in which the diameter is negligible in comparison with the length. 1 ; D. Both A and B. (1) Points Natural join (*) Self-join Cross join Outer join 2. Dissimilarity between words expressed using cosine similarity will have values significantly higher than 0.5 a. A. silk B. starch C. protein D. cellulose E. nylon 4. Class 8 Science Chapter 3 MCQ (Multiple Choice Questions) of Synthetic Fibres and Plastic. (c) True (d) True. Share 1 (d) both (a) & (b) 1 ; View Full Answer Both A and B. Which of the following pair is / are matched? Specimen 2015 Morning Time allowed: 1 hour 45 minutes . Ask your question. (c) Rayon is a natural fibre. (d) Shearing is usually done in summer season. […] Q7: Which of the following statements is NOT true? C. Is a natural fibre. A join between tables where the result set includes matching values from both tables but does NOT return any unmatched rows could be called which of the following? 71% average accuracy. The natural glue, sericin, secreted by silkworms and not totally removed during manufacturing of the silk, is a natural sizing which is brought out when washing in warm water. a) Both contain two keto groups. Fibre definition: A fibre is a thin thread of a natural or artificial substance, especially one that is... | Meaning, pronunciation, translations and examples Secondary School. Answer: Natural fibres – Cotton, jute, wool, silk. b) fossil fuels. which of the following is most likely to occur? Man-made fibres – Nylon, rayon, polyester. 6. d) animals. Class 6 students definitely take this Test: Fibre To Fabric - 2 exercise for a better result in the exam. Answer: Using controlled conditions. answer choices A decreased emphasis on education due to the decreasing numbers of school-age children results in a loss of international competitiveness. 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 used for weaving saries. Answer: Cotton Question 2. True b. Question: Name some modern fabrics formed by unstitched piece of fabric. Question 3. The income or reward earned from land as a factor of production is rent. Answer: Protein Question 3. False Ans: a) 7. Solution for Which of the following is a natural polymer?Buna-S, Proteins, PVC 0. Which of the following explains an unintended consequence of China’s antinatalist one-child policy? This brings the fibres together to form yarn. Synthetic Fibres and Plastics Class 8 Science Chapter 3 as per NCERT Book used in CBSE and other Schools. The synthetic fibre A is chemically a polyamide. Answer: The natural fibre absorbs sweat, gives cooling effect and comfort in any season. whereas the synthetic fibre B contains a large number of ester groups. Now we have some fibres which are made from chemical substances. 1) Natural fibre - Cotton 2) Natural rubber - Thiokol 3) Synthetic fibre - Nylon 4) Synthetic detergent - Soap Paheli wants to present her friend a gift made of plant-fibre. Answer: Nylon, terylene, PET, acrylic, teflon, etc. Question 2. Select One: A. Fibre B. D. Is a good conductor of electricity. (Questions 1-5) 1._____ Which structural feature is shared by both uracil and thymine? (a) Workers in wool industry generally suffer from Sorter's disease. (b) False, Jute is obtained from the stem of a jute plant. Prepare for school test and terminal exams through the following 25 Multiple Choice Questions test with answers and explanation. Log in. It … jpope_85763. Save. Which of the following terms describes the natural abilities individuals are born with? What is known as golden fibre? 5. Answer: (A) Is wrinkle free. Teamwork & Collaboration DRAFT. Silk is a animal fibre which is obtained from silkworm. Answer: (A) Is wrinkle free. Name some artificial fibres. Has low elasticity. The solved questions answers in this Test: Fibre To Fabric - 2 quiz give you a good mix of easy questions and tough questions. 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 proportion of cable that is submerged in the liquid B. Q8: Which country is the most producing silk in the world? Answer: d) 6. Answer. Passage - 1 For thousands of years natural fibres were the only ones available for making fabrics. Energy that is trapped in the form of organic matter is called. C. Is a natural fibre. Materials . Name the basic component of animal fibres. Edit. Of the following, only _____ is not a polymer. questions. The components and structures of common nucleotides are compared. Favourite answer Silk is a natural protein fiber (like human hair), taken from the cocoon of the silkworm. Amount of light which is reflected back C. The proportion of cable that is not in the liquid D. Amount of light which is not reflected back View Answer / Hide Answer Which out of the following will she select? Name the four given fibres marked 1,2, 3 and 4. Two items made form coconut fibre are: Ropes and mats. D. Is a good conductor of electricity. Questions with Answers- Nucleotides & Nucleic Acids A. Has low elasticity. 1. Answer: Jute is the cheapest natural fibre and is known as the golden fibre. Answer: Wool is obtained from the fleece of sheep or goat. 6th - 7th grade. Add your answer and earn points. Q10. Fibres from a mass of cotton wool are drawn out and twisted. Is wrinkle free. For this paper you must have: • a black pen • a pencil. After selecting the correct or incorrect answers, you can see the right answers with reason behind them. another synthetic fibre C is made of a polymer D which consists of a number of glucose units joined one after the other (a) Which fibre could be (i) … DIRECTIONS: Read the passage (s) given be low and answer the questions that follow. b) Both contain one … A full revision with question-answer and explanation in the form of MCQs based on latest CBSE Syllabus for new academic session 2020-2021. Items made form coconut fibre used in CBSE which one of the following is a natural fibre answer other Schools through the following is a natural plant which... 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