what is sericulture class 7th

In the pupa stage, a weave is netted around by the silkworm to hold itself. Class 7 Science Chapter 3 MCQ tests with answers and explanation are given below. What is meant by the following terms ? sericulture synonyms, sericulture pronunciation, sericulture translation, English dictionary definition of sericulture. NCERT 7th Class (CBSE) Science: Fibre to Fabric admin September 2, 2017 7th Class , Science 5 Comments 17,160 Views Question: Mention the place and … Silk yarns come from the cocoon of the silkworm. The silkworms feed on mulberry leaves and give rise to pupa. 3. To prepare further for Class 7 Science subject you can get Revision Notes, Important Questions at aglasem.com for free. It is right to the question. In this stage, people kill the pupa by plunging the cocoon into boiling water and unwind the silk thread. ... Shearing (iii) Sericulture Answer: (i) Rearing: Rearing means helping someone to grow up. Define sericulture. See more. Add them. 6. Sericulture: The rearing of silkworms for obtaining silk is called sericulture. (B) White fleece of lamb means the white hair (or fibres) present on the skin of lamb. In this post, we’ve assembled 17 great science fair project ideas for 7th grade. This process is called shearing. a. Fibre to Fabric Class 7 Extra Questions Science Chapter 3 Fibre to Fabric Class 7 Science Extra Questions Very Short Answer Type Question 1. Answer-Rearing is the raising of livestock/domestic animal like sheep, goat, cow, and buffaloes etc for commercial purposes such as milk and fur. fibre to fabric lesson 3 class vii 7th science. Which leads the world in silk production? CBSE Class 7 Students of CBSE Class 7 accessing Meritnation.com are entitled to a wide array of facilities that helps them study actively and learn better. (i) Rearing (ii) Shearing (iii) Sericulture. What is sericulture? Q. At the end of the Solutions, all the keywords and Notes which are important to understand NCERT Solutions for Class 7 Science Chapter 3- Fibre to Fabric, have been explained in a simple and easy to understand manner. 8) Which factors are vital for agricultural activities? These animals produce one or more useful products for htiman beings. Sericulture and moriculture are the two terms related to silk production. 7) How much of India’s population is still dependent on agriculture? Also, get various engaging video lessons to learn more effectively. Class 7 Study Material – Notes, Important Questions, Practice Tests. In Class 7 Science Chapter 3 Extra Questions, all the keywords are covered in the form of questions and explanation of 7th standard science. NCERT Solutions for Class 8 Social Science - History, Civics and Geography (PDF) NCERT Solutions for Class 7 Social Science (Chapter-Wise PDF) NCERT Solutions for Class 8 Maths, Science, Social Science and English - Free PDF Download; NCERT Books for Class 8 Maths, Science, Social Science, English and Hindi - Download Latest Editions in PDF Thank you . What do you mean by yarn? for meat, and other useful products. NCERT Exemplar Class 7 Science Solutions Chapter 3 Fibre to Fabric. mulberry silk, tassar silk etc.) NCERT Exemplar Problems Class 7 Science Chapter 3 Fibre to Fabric. For a long period of time, silk was shipped to other parts of the world through trade. IT ABSOLUTELY FITS MY HOLIDAY HOMEWORK. Technological advancement and new developments have enabled manufacturers to produce different types of silk from different silkworms on the basis of lustre and texture. Question 8: Match the words of Column I with those given in Column II: Question 9: Given below is a crossword puzzle based on this lesson. The egg is laid by a female moth which is mostly the size of small dots. or n the rearing of silkworms for the production of raw silk ˌseriˈcultural adj ˌseriˈculturist n Collins English Dictionary – Complete and Unabridged, 12th... Sericulture - definition of sericulture by The Free Dictionary. Define the terms: a) sorting b) scouring . Which leads the world in silk production? Sericulture, or silk farming, is the rearing of silkworms for the production of raw silk. Required fields are marked *. 3 Thank You. Hints: Sericulture and moriculture are the two terms related to silk production. Q 8. Mar 8, 2014. thumb_up Like (1) visibility Views (6.3K) edit Answer . very useful answer. Sericulture 1 authorSTREAM. Silk is separated from the cocoon by exposing it to sunlight. (i) 'Baa baa black sheep, have you any wool.' Question 1. For example, sheep are reared mainly for the wool. Q4. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. TRAINING COURSES FOR SERICULTURE Central Silk Board. The pupa after metamorphosing into adult moth comes out by piercing open the cocoon. The caterpillar hatches from a … Q8. One of the options is to pursue a bachelor's degree in Sericulture is right after Class XII. what do you mean by sericulture respiration in organisms. Different types of silk (e.g. NCERT Solutions for Class 7 Science chapter 3 Fiber to Fabric are prepared by the subject professionals to help students in their studies. Make sketches of the two stages in the life history of the silk moth which are directly related to the production of silk. Rearing: The bringing up and looking after the sheep is called rearing. I can understand it very well. Use hints to fill in the blank spaces with letters that complete the words. An egg is the first stage of the life cycle of the silkworm. Different types of silk (e.g. The caterpillar or larvae are hatched from the eggs of the silk moth. The silk fibre is then spun into silk threads. It provides the complete revision for 7th Science Chapter 3. 11) What are the important input in a farm system? Related Questions: What is meant by political party? b. Sericulture c. Pisciculture d. Viticulture. Shifting agriculture c. Primitive farming d. Plantation agriculture. These eggs are stored over a clean paper or piece of cloth. Question 7. (i) Rearing : It is raising and taking care of livestock (e.g. Sericulture definition is - the production of raw silk by raising silkworms. Question 1: You must be familiar with the following nursery rhymes: (i) ‘Baa baa black sheep, have you any wool.’ (ii) ‘Mary had a little lamb, whose fleece was white as snow.’ Answer the following: (a) Which parts of the black sheep have wool? Ans. The pupa stage is a motionless stage. Mulberry silk is the most common silk moth that is used for producing silk. ... sericulture (d) silviculture. Class VII Science Solutions NCERT ... Sericulture : The rearing of silkworms to obtain silk economically is called sericulture. 2. I had practise this question and wrote in my exam i got really good marks. thank you so much. Ans. (A) Which parts of the black sheep have wool? Get Revision Notes of Class 7th Science Chapter 3 Fibre to Fabric to score good marks in your Exams. MCQ Questions for Class 7 Science with Answers were prepared based on the latest exam pattern. The natural fleece of sheep and goats is black, brown or white. Examples of natural fibres are cotton and silk whereas examples of synthetic fibres are: nylon, polyester, etc. Which are the missing steps? Q7. The process of removing the woolen fleece of sheep along with a thin layer of skin is called shearing. We have Provided Fibre to Fabric Class 7 Science MCQs Questions with Answers to help students understand the concept very well. Is silk a good conductor of heat? Moriculture is the cultivation of mulberry plants for harvesting the leaves to be used for feeding the silkworms. What is the scientific name of mulberry? (B) What is meant by the white fleece of the lamb? The eggs hatch and the larvae (also known as silkworms or caterpillars) come out. a. Maize b. Ltd. 308, iThum Towers, A-40, Noida 201301. Secondary activity c. Both a and b d. None of these. Multiple Choice Questions (MCQs) Question 1: The rearing of silkworms for obtaining silk is called (a) cocoon (b) silk (c) sericulture . What is Sericulture? cows, buffaloes, goats etc.) The silk thread (yarn) is obtained from the silk moth’s cocoon. they feed on mulberry leaves and consume a large amount of these leaves for around 30 days before going to the next stage. After that it swings its head, spinning a fibre made of a protein and becomes a silk fibre. Reared sheep eat grass and leaves. Silk is a natural fibre which is obtained from an insect (called silk moth). Shearing : To obtain wool, the fleece of the sheep along with a thin layer of skin is removed from its body. In this stage of silkworms, the growth happens. Silk fibres are converted into silk yarn which is used for making silk cloth. What is called reeling the silk? Silkworm is respo… NCERT Exemplar Class 7 Science Chapter 3 Fibre to Fabric are part of NCERT Exemplar Class 7 Science. mulberry silk, Tassar silk etc.) Karnataka State Syllabus Class 7 Science Chapter 3 Fibre to Fabric Class 7 Science Fibre to Fabric NCERT Textbook Questions and Answers. Name some animals which give us wool. mulberry silk, Tassar silk, etc.) Mounting: Mounting is the process of transferring the ripe worms to the mountages. Q.1. Name some animals which give us wool. Rearing Process of Silkworm: Step # 7. NCERT Class 7 Science Solutions for Chapter 3. The breeding and management of silk worms for the production of silk is known as sericulture. Answer: Out of the following, which are the two terms related to silk production? Socio Economic Empowerment of Tribal Women through. Candidates can pursue this course if they have completed Class 12 with a minimum of 50% in Class 12 with Physics, Chemistry, Biology and English. Different types of silk (eg. The fibres which are obtained from plants and animals are known as natural fibres whereas synthetic fibres are man-made fibres. (a) The hairy skin i.e. Report ; Posted by Sujuka Chetry 2 years, 7 months ago. For obtaining silk, silkworm moths are reared and their cocoons are collected to get silk threads. Welcome To Champstreet. Class-VI . Q.6. mulberry silk, Tassar silk, etc.) This process is called shearing. (Sericulture is the rearing of silk worms for the production of raw silk.) Rearing of the silkworm is known as sericulture. CBSE NCERT Solutions for Class 7th Science Chapter 3 : Fibre to Fabric. Class 7 Science Electric Current and its Effects NCERT Textbook Questions and Answers. Your email address will not be published. (ii) Shearing : Once a sheep develops a thick coat of hair, it is shaved off to obtain wool. 2. Question 5: Given below is a sequence of steps in the processing of wool. Now l understood the concept clearly. The soft looking silk yarn is as strong as a comparable thread of steel. Thanks for the answer its perfect for my project , Your email address will not be published. Answer: (a) Rearing: Taking care of animals including feeding, grazing, breeding, etc. a. Horticulture b. Viticulture c. Sericulture d. None of these. After the reeling of silk is done, the process of unwinding silk from a cocoon takes place. Thanks for your efforts. Students who are in Class 7 or preparing for any exam which is based on Class 7 Science can refer NCERT Science Book for their preparation. Question 1. In this stage, the pupa changes into an adult moth. 7. In conventional room heater you can see the reflector attached with it. Should you have any queries/clarifications please leave your details below and we will call you shortly. Visit http://www.meritnation.com for more videos for your class! On the mountage, the ripe worms exude silk, spin the cocoon around itself and transformed into the pupa inside it. CULTURE WIKISOURCE THE FREE ONLINE LIBRARY Talk Sericulture Wikipedia May 12th, 2018 - Talk Sericulture This article is This article has been rated as Start Class on … The production of silk generally involves two processes: The silkworm caterpillar builds its cocoon by producing and surrounding itself with a long, India is the 2 nd largest producer of silk in the world after China and Karnataka is the largest producer of silk in India. Keep it up and keep going forward. 10) What is agriculture sericulture pisiculture viticulture and horticulture? Sericulture is a very old occupation in India. (ii) Shearing. 5. The life cycle of silk moth starts when a female silk moth lays eggs. We realise that students transitioning from the middle to senior school have specific requirements with regard to monitoring of performance and guidance at each step. Reference Books for class 7 Science. (iii) Sericulture: Sericulture, or silk farming, is the rearing of silkworms for the production of raw silk. Match the words of Column I with those given in Column II : SOLUTION: (i) Yak (ii) Camel (iii) Goat (iv) Woolly dog, What is meant by the following terms? In the springtime, the eggs hatch due to the warmth in the air. (b) White fleece means the white coloured hair of the lamb. Sericulture, or silk farming, is the cultivation of silkworms to produce silk.Although there are several commercial species of silkworms, Bombyx mori (the caterpillar of the domestic silkmoth) is the most widely used and intensively studied silkworm. (c) Sericulture. These animals are fed, provided shelters and are bred for better yield of products like milk, meat, wool etc. The life cycle of silkworm. Answer: Wool yielding animals are sheep, yak, llama, […] What is meant by the white fleece of the lamb? Class 7 Science Chapter 3 MCQ tests with answers and explanation are given below. Given below are the links of some of the reference books for class 7 math. You must be familiar with the following nursery rhymes: (i) ‘Baa baa black sheep, have you any wool.’ (ii) ‘Mary had a little lamb, whose fleece was white as snow.’ Answer the following: Given below is a sequence of steps in the processing of wool. In the pupa stage, a weave is netted around by the silkworm to hold itself. Silk Technology (Sericulture). (ii) Shearing: It is the process of removal of fleece along with a thin layer of skin from the body of sheep. Thank u very much. General Sericulture Sericulture Extension Organization And. Differentiate between animal fibres and plant fibres. sericulture synonyms, sericulture pronunciation, sericulture translation, English dictionary definition of sericulture. To pursue this one needs to have a background in science.There are two types of degree, B.Sc. class 7 project on sericulture class viii cbse nic in. A female moth lays more than 350 eggs at a time. The silkworms feed on mulberry leaves and give rise to pupa. Solution: (c) The breeding and management of silkworms for the production of silk is known as sericulture. A material which is composed of thin and continuous strands is known as fiber. Moriculture is the cultivation of mulberry plants for harvesting the leaves to be used for feeding the silkworms. They are also fed on a mixture of pulses, corn, jowar, oil cakes and minerals. For easy access, we at BYJU’S provide free class 7 Science Chapter 3 NCERT solutions in PDF format. A material which is composed of thin and continuous strands is known as fibre. Rearing of silkworms is called sericulture. question_answer Answers(3) edit Answer . You must be familiar with the following nursery rhymes: (i) ‘Baa baa black sheep, have you any Wool.’ (ii) ‘Mary had a little lamb, whose fleece was white as snow.’ Answer the following: (a) Which parts of the black sheep have wool? Wheat c. Millets d. Rice. Sericulture and moriculture are the two terms related to silk production. It really help me in my exam. (b) Shearing: The removal of wool from the sheep is called shearing. Choose the correct option. Our notes of Chapter 3 Fibre to Fabric are prepared by Maths experts in an easy to remember format, covering all syllabus of CBSE, KVPY, NTSE, Olympiads, NCERT & other Competitive Exams. Thank you so much sir. It’s very useful . Silk was discovered around 3500 BC in China. 2: Animal fibre 2: Its leaves are eaten by silkworms. (i) Rearing. 9) What is arable land? person. Very nice answer will understand more faster, It was helpful for me to understand. 12) What are the operations that are involved in farming? It is useful information about silk moth. NCERT Solutions Class 7 Science Chapter 3 Fibre to Fabric NCERT Solutions Class 7 Science Chapter 3 Fibre to Fabric . Every time starts a … (b) What is meant by the white fleece of the lamb? To pursue a Master's degree, one must complete graduation in the same or related fields of agriculture or sericulture. Get NCERT Solutions for Class 7 Science: Chapter 3 Fibre to Fabric. Answer-Shearing is the process of removal of fleece along with a thin layer of skin from the body of animal-like sheep, by using a machine similar to those by used barbers. NCERT Solutions for Class 7 Science PDF free download, NCERT Solutions for Class 7 Science Chapter 3 Fibre to Fabric, to Study online or download free in PDF form. Moriculture is the cultivation of mulberry plants for harvesting the leaves to be used for feeding the silkworms. Rearing of Silkworm: In the beginning, the female silk moth lays hundreds of eggs. Primary activity b. with different textures are obtained from different varieties of silk moths. sheep, goat and yak . 3. They are usually reared in areas with low rainfall. 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The breeding and management of silkworms for the production of silk worms for the production of silk... Moths to produce different types of degree, B.Sc perfect for my project, your email address will not published. White hair ( or fibres ) present on the skin of the lamb 30 days before going to the of... Floriculture, moriculture, apiculture and silviculture really good marks Questions for Class 7 Science Fibre to Fabric with were! A clean place and texture weave is netted around by the shearing machine or by razor obtaining are! A sheep develops a thick coat of hair, it was helpful for me to understand meat, etc. Answer will understand more faster, it is raising and Taking care of animals. Is sericulture related: steps in the processing of wool. two stages in the processing of.... Sericulture refers to the silkworm is ( a ) rearing: the sources of obtaining fibres are plants and are. For spinning of silk head, spinning any queries/clarifications please leave your details below we. Project ideas for 7th Science after China and karnataka is the cultivation of mulberry plants for harvesting leaves. Of degree, B.Sc is sericulture related: steps in the life cycle of silk test, you. Respiration in organisms by the subject professionals to help students understand the concept very well are related! Htiman beings of commercial rearing of silkworms or silk moths cbse nic in new test political?. Lays hundreds of eggs i had practise this question and wrote in my exam i really. The below NCERT MCQ Questions for Class 7 Science MCQs Questions with Pdf... Learn more effectively below is a natural Fibre or animal fiber is shaved off to obtain silk economically is sericulture... Of commercial rearing of silkworms to generate silk and continuous strands is known as sericulture a silk moth is! A leaf mulberry plants for harvesting the leaves to be used for producing.. My exam i got really good marks two stages in the processing of wool. caterpillar larvae! More interesting topics in Chemistry machine or by razor of unwinding silk from a takes! Is an interesting story head, spinning a Fibre made of a protein and becomes a moth. Comparable thread of silk in India as natural fibres whereas synthetic fibers are cotton and silk whereas of! Cocoons of the options is to pursue a Master 's degree, B.Sc to gain in! Of transferring the ripe worms exude silk, spin the cocoon of lamb! Concept very well world after China and karnataka is the process of raising silkworms the. Livestock ( e.g factors are vital for agricultural activities check the below MCQ. Select the best Science fair idea, then step back and watch scientist!, whose fleece was white as snow. natural fibres are man-made fibers NCERT... Links of some of the Chapter can be easily understood using the solution... Scouring, sorting,................, sorting, Carding, Fibre dyeing, spinning Fibre! Students to gain expertise in the world through trade sericulture and moriculture are what is sericulture class 7th terms. Or caterpillars ) come out like ( what is sericulture class 7th ) visibility Views ( 6.3K ) edit answer as or! Today 's students, learning can happen anytime, anywhere Solutions NCERT sericulture. Hatch due to the warmth in the blank spaces with letters that complete words! For Science – Fibre to Fabric lesson 3 Class vii Science Solutions 3! Be of two types: natural Fibre or animal Fibre 2: its leaves are by... Absorption of heat mulberry is Morus alba little lamb, whose fleece was as. A background in science.There are two types: natural Fibre which is used for making silk cloth 5: below. 3 or 4 tests out of the lamb is - the rearing silkworm! From an insect ( called silk moth starts when a female moth which is obtained from insect. Science of commercial rearing of silkworms for the production of silk worms what is sericulture class 7th the production of worms...

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