Following steps are involved in the purification of water: Untreated human excreta can cause a lot of health related problems. are collected from bottom of water. Fill in the blanks: Topics and Sub Topics in Class 7 Science Chapter 18 Wastewater Story: Q.1. NCERT Book for Class 7 Science Chapter 15 Light is available for reading or download on this page. We should help municipal corporations to cover all the open drains and remove disease causing substances thrown in open. (b) It is used to disinfect water. The water is filtered continuously until it becomes clear. These are accurately explained by the NCERT Solutions for Class 7 to help students in completely understanding what these topics signify. The students have to complete all the chapter in their 1 year of study. Practice more on Wastewater Story. Primary Sidebar . Explain the Junction of bar screens in a wastewater treatment plant. Filtration makes the wastewater clean from various types of pollutants. Question 1.Fill in the blanks: (a) Cleaning of water is a process of removing _____. 7 Science NCERT Solutions in PDF for free Download on our website. These chapters help provide you the basic grip to the World of Science. It does not allow the water to flow. Page - 1. www.embibe.com. are to be removed. If you feel any information regarding CBSE Class 7 Science Respiration in Organisms MCQs Multiple Choice Questions with Answers is missing do reach us and we … Science NCERT Grade 7, Chapter 18, Wastewater Story starts with the definition of wastewater and states the uses of clean drinking water with the help of an activity. 5. Get NCERT Solutions for CBSE Class VII Science, Chapter 11 - Transportation in Animals and Plants. Did you find NCERT Solutions Class 7 Science chapter 18 Wastewater Story helpful? NCERT Solutions for Class 7 Science Chapter 18 Wastewater Story September 25, 2019 by Sastry CBSE NCERT Solutions for Class 7 Science Chapter 18 Wastewater Story Topics and Sub Topics in Class 7 Science Chapter 18 Wastewater Story: Explain why it is harmful to discharge untreated sewage into rivers or seas. There are in all 18 chapters in class 7 science NCERT text book. All the solutions are update for new academic session 2020-21. 7. Science NCERT Grade 7, Chapter 18, Wastewater Story lays emphasis on the importance of clean water and detailed process of treatment of polluted water. All … These solutions for Waste Management are extremely popular among Class 7 students for Science Waste Management Solutions come handy for quickly completing your homework and preparing for exams. 1. This solution contains questions, answers, images, explanations of the complete chapter 18 titled Wastewater Story of Science taught in class 7. Class- VII-CBSE-Science Wastewater Story . Name two chemicals used to disinfect water. which may lead to death. This sludge is removed using a scraper and then transferred to a tank where it is decomposed by anaerobic bacteria to produce biogas. NCERT solutions for class 7 science is highly recommended for all students who are in CBSE class 7. Q.8. (c) It absorbs ultraviolet rays. In the Aakash NCERT Solutions for Class 7 Science, solutions of 18 chapters have been provided. Micro-organisms which cause cholera which may lead to death. Here on AglaSem Schools, you can access to NCERT Book Solutions in free pdf for Science for Class 7 so that you can refer them as and when required. Solid waste extracted in sewage treatment Why should oils and fats be not released in the drain? Why should oils and fats be not released in the drain? It is therefore dangerous to release untreated sewage in water. (B) Wastewater released by houses is called_____ (C) Dried _____is used as manure. NCERT Solutions for Class 7 Maths Chapter 9 … Sewage contains various contaminants including disease-causing bacteria and other microbes. Sludge is the collected solid waste from the wastewater during the treatment in water treatment plant. (d) Drains get blocked by __________ and __________. A mechanical stirrer or a mixer can also be used in place of the aerator. If yes, please comment below. Across: Primary Sidebar . Chapter 18 Wastewater Story; We hope the NCERT Solutions for Class 7 Science Chapter 13 Motion and Time help you. Ans. Class 7 NCERT Solutions PDF Download Free. 8. It is harmful to discharge untreated sewage into rivers or seas because it can pollute the whole sources of water. Here on AglaSem Schools, you can access to NCERT Book Solutions in free pdf for Science for Class 7 so that you can refer them as and when required. These solutions for Devotional Paths To The Divine are extremely popular among Class 7 students for Social science Devotional Paths To The Divine Solutions come handy for quickly completing your homework and preparing for exams. Q.1. NCERT Solutions for Class 7 Maths Chapter … NCERT Books For Class 7 Science: NCERT Books For Class 7 Science are designed by the top teachers and academicians of NCERT in order to help students to build a strong foundation for the subject Science. (c) Dried __________ is used as manure. Class 7 Science (All Chapters) Solutions Chapter 1: Nutrition in Plants Chapter 2: Nutrition in Animals Chapter 3: Fibre to Fabric Chapter 4: Heat Chapter 5: Acids, Bases and Salts Chapter 6: Physical and Chemical Changes Chapter 7: … Students can solve these Light Class 7 MCQs Questions with Answers and assess their preparation level. If untreated sewage is discharged into rivers or seas, then the water in the rivers or seas would also get contaminated. Class 7 Science comprises 18 brief chapters all of which are comprehensively dealt with in the NCERT Solution for Class 7th Science. These solutions help students to have a firm grip on the various concepts and principles included in the subject and are written in clear and easy to understand language. Chapter 18 Wastewater Story; We hope the NCERT Solutions for Class 7 Science Chapter 12 Reproduction in Plants help you. (b) Wastewater released by houses is called sewage. The descriptions of each important keywords, topics, intext questions and … NCERT Science Class 7 Solutions with Chapter-wise, detailed are given with the objective of helping students compare their answers with the example. NCERT Solutions for Class 7 Science Chapter 18 Wastewater Story. Class 7 Science NCERT Solutions are especially written for students who wish to score an excellent grade in their examination. Study the following statements about ozone: NCERT Solutions for Class 7 Science Chapter 17 – Forests: Our Lifeline. What is sewage? Class 7, Science chapter 18, Wastewater Story solutions are given below in PDF format. Ncert solution class 7 Science includes text book solutions for CBSE Class 7 Science have total 18 chapters. Primary Sidebar . The NCERT Solutions to the questions after every unit of NCERT textbooks aimed at helping students solving difficult questions.. For a better understanding of this chapter… NCERT Solutions for Class 7 Maths Chapter 12 Algebraic … This chapter explains the condition of forests, their importance, and effects of their depletion on the environment and mankind, different types of flora and fauna, maintaining the balance of nature. NCERT Books chapter-wise Solutions (Text & Videos) are accurate, easy-to-understand and most helpful in … (d) Its proportion in air is about 3%. These solutions for Water A Natural Resource are extremely popular among Class 7 students for Science Water A Natural Resource Solutions come handy for quickly completing your homework and preparing for exams. Ans. NCERT Solutions for Class 7 Science Chapter 18 by Swiflearn are by far the best and most reliable NCERT Solutions that you can find on the internet. Therefore to get solution of all the question in the NCERT textbook and to help with preparation, the solutions of NCERT class 7 science is given below. Semi-solids such as faeces that settle down during wastewater treatment are called sludge. Ans. With the crossword questions, students will feel the urge to solve the NCERT Class 7 … We hope the NCERT Solutions for Class 7 Science Chapter 7 Weather, Climate and Adaptations of Animals to Climate help you. Back of Chapter Questions . Students can solve these Wastewater Story Class 7 MCQs Questions with Answers and assess their preparation level. The syllabus for Class 7 Science includes a variety of chapters under Biology, Chemistry, and Physics like Nutrition in plants and animals, Motion and time, and acids, bases and salts. Recent Posts. A mechanical stirrer or a mixer can also be used in place of the aerator. (ii)Then, the water is filtered through the layers of sand, fine gravel, and medium gravel. Download links of … Sanitation involves proper disposal of sewage and refuse from hou&e and public places. CBSE Offline Apps and NCERT Solutions 2020-2021 of class 8 other subjects are also available. As active citizen we should take care of our personal environmental sanitation. Sewage contains various contaminants including disease-causing bacteria and other microbes. Choose the correct answer: Question 1. You can view them online or download PDF file for future use. This sludge is removed using a scraper and then transferred to a tank where it is decomposed by anaerobic bacteria to produce biogas. All the contents on Tiwari … Maths Class 7 NCERT Solutions are extremely helpful while doing your homework or while preparing for the exam. Untreated human excreta is a health hazard. Ans : Oils and fats harden and block the sewage pipes. NCERT Solutions Class 7 Science Chapter 7 Weather, Climate And Adaptations Of Animals To Climate. Ans : The steps involved in getting clarified water from wastewater are as follows: to download NCERT Solutions for Class 7 Science chapter 18 Wastewater Story. You can refer to NCERT Solutions for Class 7 Science Chapter 18 Wastewater Story to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams. All our solutions for CBSE Class 7 are prepared in accordance with the latest CBSE syllabus, and they are amended from time to time. We should make people aware of the benefits of sanitation. You can download the NCERT Book for Class 7 Science in PDF format for free. Large size waste like napkins, plastics, cans etc. Here you can read Chapter 18 of Class 7 Science NCERT Book. Students are advised to practice the NCERT MCQ Questions for Class 7 Science Chapter 15 Light with Answers Pdf free download is available here. Filtration makes the wastewater clean from various types of pollutants. NCERT Solutions for Class 7 Science Chapter 18 Wastewater Story. NCERT Exemplar Solutions for Class 7 Science Problems NCERT Exemplar Class 7 Science Solutions Chapter 1: Nutrition in Plants. Bar screens clear the wastewater of all the physical impurities. MCQ Questions for Class 7 Science with Answers are prepared as per the Latest Exam Pattern. Waste matter discharged from human body Class 7 | Science | Chapter 18 | Wastewater Story | NCERT Solutions. These NCERT Solutions will surely make your learning convenient & fun. NCERT Solutions for Class 7 Science Chapter 18 is a chapter that introduces the students to the concept of wastewater. You can also download here the NCERT Solutions Class 7 Science chapter 18 Wastewater Story in PDF format. If you have any query regarding NCERT Solutions for Class 7 Science Chapter 12 Reproduction in Plants, drop a comment below and we will get back to you at the earliest. As during the race, an athlete need requires more energy. The chapter is important for the exam. As suggested by the HRD ministry, they will perform a major role in JEE. Students are advised to practice the NCERT MCQ Questions for Class 7 Science Chapter 11 Transportation in Animals and Plants with Answers Pdf free download is available here. NCERT Solutions for Class 8 Science Chapter 7 Conservation of Plants and Animals English and Hindi Medium (Adhyay 7: Paudhe evam Jantuon ka sanrakshan) to Study online or View in Video Format or download free in PDF format for the new academic session 2020-21. The NCERT Solutions to the questions after every unit of NCERT textbooks aimed at helping students solving difficult … Explain. MCQ Questions for Class 7 Science with Answers are prepared as per the Latest Exam Pattern. Which of these statements are correct? NCERT Solutions for Class 7 Science Chapter 18 - Wastewater Story Science NCERT Grade 7, Chapter 18, Wastewater Story lays emphasis on the importance of clean water and detailed process of treatment of polluted water. All Chapters Class 7 Maths NCERT Solutions were prepared according to CBSE (NCERT) guidelines. Back of Chapter Questions . Students are advised to practice the NCERT MCQ Questions for Class 7 Science Chapter 14 Electric Current and Its Effects with Answers Pdf free download is available here. With this article you will also get Chapter 11 of Class 7 Science NCERT Textbook. What is sewage? Down: Students practising using Free NCERT Solutions for Class 7 Science will be adept in solving even the most complex numerical questions and … Q.1.Fill in the blanks: (a) An image that … Social Science (d) Drains get blocked by ____________ and ____________. You will also love the ad-free experience on Meritnation’s General_science_(solutions) Solutions. NCERT Solutions for Class 7 Science provide an Up-to-Date and comprehensive coverage of Science syllabus specified by Central Board of Secondary Education (CBSE). Ans : (a) Cleaning of water is a process of removing pollutants. NCERT Solutions for Class 7 Social Science, New NCERT Solutions for Class 7 – Maths, Science, English, Hindi, Social Science, NCERT Solutions for Class 7 English (Honeycomb, Alien Hand), NCERT Solutions for Class 7 Hindi – Vasant, Durva, Mahabharat, NCERT Solutions for Class 7 Maths – Latest Solutions, NCERT Solutions for Class 7 Science – Latest Solutions, NCERT Solutions for Class 7 Social Science – History, Civics, Geography, NCERT Solutions for Class 7 Science Chapter 17 – Forests Our Lifeline, Click here to buy NCERT Book for Class 7 Science. 6. All Pollution of Air and Water Exercise Questions with Solutions to help you to revise complete Syllabus and Score More marks. Which one of the following is a quality of wastewater? Ans. That is why it is harmful to discharge untreated sewage into rivers or seas. Q1 : Fill in the blanks: (a) Cleaning of water is a process of removing _____. That is why oils and fats should not be released in the drain. Chlorine and ozone. Ans. (b) Wastewater released by houses is called __________. Chapter 18 Wastewater Story. NCERT Books Class 7 Science: The National Council of Educational Research and Training (NCERT) publishes Science textbooks for Class 7.The NCERT Class 7th Science textbooks are well known for it’s updated and thoroughly revised syllabus. A chemical to disinfect water, Q.12. Solution: Oils and fats should not be … CBSE Class 7 Science Book consists of a total of 19 chapters starting from “Nutrition in Plants” to “Waste Water Story”. 1. (ii) Then water is taken to grit and sand removal tank where impurities are removed by sedimentation. Ans. 4. One of the main aims is to create awareness about water usage. (iv) Clarified water is cleaned of other impurities by aerator. Which one of the following is a step in the formation of soil? Fats get clogged in holes of the soil in the drain and block it. In an open drain also, fats block porosity of soil which affects its water filtering efficiency. The water is filtered continuously until it becomes clear. NCERT Solutions for Class 7 Science – Get all NCERT solution for class 7 science chapter wise from this page. Explain how it is treated. That is why it is harmful to discharge untreated sewage into rivers or seas. All disease causing bacteria are removed by chlorination. Sewage is a liquid containing wastes which is disposed by households, industrial and agricultural activities in water. Class 7 Science NCERT Solutions includes very interesting chapters such as Light, Motion and Time, Nutrition in Plants, Acids, Bases, and Salts, etc. NCERT solution of Class 8 science chapter 18 pollution comprises of the answers for the question given in the NCERT Class 8 Science textbook along with descriptive answer type questions, MCQs, HOTS, extra questions and their solutions. The NCERT Solutions to the questions after every unit of NCERT textbooks aimed at helping students solving difficult questions. Ans. Outline your role as an active citizen in relation to sanitation. Explain why it is harmful to discharge untreated sewage into rivers or seas. Sample Paper Class 7th Science; NCERT Solutions; MCQs; Notes of Class 7th Science; Science Book Class 7; Close; Nutrition in Plants; Nutrition in Animals; Fibre to Fabric; Heat; Acids, Bases and Salts; ... NCERT Solutions for Class 7 Science Chapter 18 Wastewater Story. To release energy, muscles need more … If this contaminated water is used for drinking, then it can cause diseases such as cholera, typhoid, dysentery, etc. Q.7. NCERT Book Class 7 Science Chapter 18 Waste Water Story Q.2. (a) Cleaning of water is a process of removing ____________. Recent Posts. Our free NCERT textbook solutions for CBSE Class 7 Science will strengthen your fundamentals and can help you to score more marks in the examinations. As the whole world is facing water problems all over, this chapter is the need of the hour. (iii)Then any disinfectant such as chlorine tablet is added to the filtrate and stirred to obtain completely clear water. Recent Posts. NCERT Solutions Class 7 Science Chapter 18 Wastewater Story – Here are all the NCERT solutions for Class 7 Science Chapter 18. NCERT solutions provide a strong foundation for every chapter. Fill in the blanks: (a) Cleaning of water is a process of removing _____. (d) Drains get blocked by Cooking oil and Fats. It is also used to produce electricity. Sludge is decomposed in a separate tank by the anaerobic bacteria. What is sewage? are removed from the wastewater through the bar screens. 2. Download NCERT Solutions 2020-21 for other subjects based on latest CBSE Syllabus 2020-2021. Hope the information shared regarding the NCERT MCQ Questions for Class 7 Science Chapter 10 Respiration in Organisms with Answers Pdf free download is true and genuine as far as our knowledge is concerned. The NCERT Science Books are based on the latest exam pattern and CBSE syllabus. Liquid waste products Heterotrophs: Most other organisms along with animals take food that is prepared by … Otherwise you can also buy it easily online. NCERT Solutions For Class 7 Science Chapter 1: This chapter, Nutrition in Plants, … After you have studied lesson, you must be looking for answers of its questions. Nutrition in Plants. It is also used to produce electricity. 7 Science NCERT Solutions in PDF for free Download on our website. The NCERT Solutions to the questions after every unit of NCERT textbooks aimed at helping students solving difficult questions. Download here the NCERT Solutions for Class 7 Science Chapter 1 Nutrition in Plants in English Medium. Ans. Here you can get complete NCERT Solutions for Class 7 Science Chapter 18 Wastewater Story in one place. Free NCERT Solutions; Olympiad Testseries; Free NCERT Courses; NIOS: Study Material Lectures Information; Asked Questions; Find Your School; Blog; Study Materials; Accountancy For Class 12th NCERT, Topic Wise Study Materials, Lessons, Questions Pdfs (iii) Solid impurities and feaces etc. If this contaminated water is used for drinking, then it can cause diseases such as cholera, typhoid, dysentery, etc. Autotrophic Nutrition: In this chapter, you will study that autotrophic nutrition refers to the mode of nutrition in which organisms make food themselves from simple substances. Ans : Semi-solids such as faeces that settle down during wastewater treatment are called sludge. Exercises questions are solved in simple language sho that students can understand easily. NCERT Solutions Class 7 Science Chapter 18 Wastewater Story Here on AglaSem Schools, you can access to NCERT Book Solutions in free pdf for Science for Class 7 so that you can refer them as and when required. To get fastest exam alerts and government job alerts in India, join our Telegram channel. What is sludge? Recent Posts. (i) Firstly all the physical impurities like stones, plastic bags, cans etc. Activated sludge is used as manure. 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NCERT Solutions for Class 7 Science Chapter 16 Water: A Precious Resource in English Medium or अध्याय 16 जल: हमारी जीवन रेखा in Hindi Medium free to PDF file download as well as View online as per your wish. These impurities collected are called sludge. Ans. NCERT Solutions for Class 7 Science Chapter 18 - Wastewater Story. NCERT Solutions for Class 7 Science Chapter 18 – Wastewater Story MCQ Questions for Class 7 Science with (i) (a), (b) and (c) (ii) (b) and (c) (iii) (a) and (d) (iv) All four Class 7 Science NCERT Solutions in English Medium Offline app, updated for academic session 2020-2021, contains the following chapters. Q.6. Scroll down for 18 Waste Water Story from NCERT Book Class 7 Science Book & important study material. They ensure a smooth and easy knowledge of advanced concepts. (b) Wastewater released by houses is called _____. Used water (a) Cleaning of water is process of removing __________ Q.3. If you have any query regarding NCERT Solutions for Class 7 Science Chapter 1 Nutrition in Plants, drop a comment below and we will get back to you at the earliest. NCERT Solutions Class 7 Science Chapter 15 Light. Students can download 7th Science NCERT Solutions for the session 2020-21 based on latest NCERT Books 2020-2021. Ncert solution class 7 Science includes text book solutions for CBSE Class 7 Science have total 18 chapters. The NCERT Solutions for Class 8 Science Chapter 18 PDF is prepared by expert teachers in such a way that the students understand the chapter effectively. There are in all 18 chapters in class 7 science NCERT text book. Describe the steps involved in getting clarified water from wastewater. Explain how it is treated. 1. Ans. These NCERT Solutions have been curated in a way so as to be playful and informative at the same time. If sanitation is there, no disease will occur, but if sanitation is not there various types of disease will occur and spread. A word related to hygiene (a) It is essential for breathing of living organisms. The students have to complete all the chapter in their 1 year of study. 15.4: Playing with spherical mirrors: 15.5: Images formed by lenses: 15.6: Sunlight — white or coloured? Sanitation and disease are related to each other. This helps in reducing bad odour of the wastewater. Get Free NCERT Solutions for Class 7 Maths PDF. NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12. Embibe gets you Solutions for Class 7 Science Chapter 18 to keep you updated and informed. This helps in reducing bad odour of the wastewater. Free PDF download of NCERT Solutions for Class 8 Science (Chemistry) Chapter 18 - Pollution of Air and Water solved by Expert Teachers as per NCERT (CBSE) Book guidelines. In an open drain also, fats block porosity of soil which affects its water filtering efficiency. (ii)Then, the water is filtered through the layers of sand, fine gravel, and medium gravel. If you feel any information regarding CBSE Class 7 Science Motion and Time MCQs Multiple Choice Questions with Answers is missing do reach us and we will look into it and add … (iii)Then any disinfectant such as chlorine tablet is added to the filtrate and stirred to obtain completely clear water. Wastewater Story Class 7 MCQs Questions with Answers. / By Prasanna. (b) Wastewater released by houses is called _____. For a better understanding of this chapter, you should also see summary of Chapter 18 Wastewater Story , Science, Class 7. The NCERT solutions for class 7 science chapter 18 wastewater story help to understand the concepts studied in the chapter well. If you have any query regarding NCERT Solutions for Class 7 Science Chapter 7 Weather, Climate and Adaptations of Animals to Climate, drop a comment below and we will get back to you at the earliest. The focus is given on concepts like sewage and the eventful procedure involved in the cleaning of water. NCERT textbook of class 7 consists of 18 chapters. MCQ Questions for Class 7 Science with Answers are prepared as per the Latest Exam Pattern. You can also check out NCERT Solutions of other classes here. Access Answers to NCERT Solutions for Class 7 Science Chapter 18 – Wastewater Story Solution:. CBSE Class 7 Science NCERT Solutions. Why does an athlete breathe faster and deeper than usual after finishing the race? Topics and Sub Topics in Class 7 Science Chapter 15 Light: Section Name: Topic Name: 15: Light: 15.1: Light travels along a straight line: 15.2 : Reflection of light: 15.3: Right or left! Living Science 2019 2020 Solutions for Class 7 Science Chapter 18 Water A Natural Resource are provided here with simple step-by-step explanations. This biogas is used as a low-cost fuel for heating, cooking, etc. NCERT Solutions for Class 7 Social science Chapter 8 Devotional Paths To The Divine are provided here with simple step-by-step explanations. Oils and fats harden and block the sewage pipes. Q.9. The Hindi Medium solutions of अध्याय 1 पादपों में पोषण is also given free to view online. That is why oils and fats should not be released in the drain. NCERT Solutions for Class 7 Science Chapter 18 Wastewater Story in English Medium or अध्याय 18 अपशिष्ट जल की कहानी in हिंदी मीडियम free to download or View online updated for new academic session 2020-2021. Explain. Download the NCERT Solutions app for quick access to NCERT Solutions Class 7 Science Chapter 18 Wastewater Story. Importance of NCERT solutions for class 7 science chapter 18 wastewater story: . (i)Use an aerator to bubble air through the wastewater. The focus is given on concepts like sewage and the eventful procedure involved in the cleaning of water. You can refer to NCERT Solutions for Class 7 Science Chapter 9 Soil to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams. Chapter 1: Nutrition in Plants The descriptions of each important keywords, topics, intext questions and answers are also given for practice. You can also watch the video solutions of NCERT Class7 Science chapter 18 Wastewater Story here. Chapter 18 Wastewater Story; We hope the NCERT Solutions for Class 7 Science Chapter 1 Nutrition in Plants help you. NCERT Solutions Class 7 Science Chapter 12 Reproduction In Plants. Q.11.Here is a crossword puzzle. Subjects: Maths, Science, Hindi, English, History, Civics, Geography. Sewage contains harmful substances and disease causing organisms. NCERT Solutions for Class 7 Science aid in creating a good conceptual foundation for students early on. (c) Dried ____________ is used as manure. Q.5. Chapter 18 Wastewater Story; We hope the NCERT Solutions for Class 7 Science Chapter 11 Transportation in Animals and Plants help you. Class 7 Social Science Chapter wise Questions with Solutions to help you to revise complete Syllabus and … The steps involved in getting clarified water from wastewater are as follows: So sanitation should be kept to avoid disease. Answer: pollutants … Chapter wise NCERT Solutions for class 7 Science. Also after the chapter you can get links to Class 7 Science Notes, NCERT Solutions, Important Question, Practice Papers etc. Fill in the blanks: It further discusses how every household has a wastewater present. (a) Cleaning of water is a process of removing. Solution: An athlete breathe faster and deeper than usual after finishing the race in order to take more oxygen. Good luck! It pollutes water, air and soil. Q.4. Sewage is the wastewater containing both liquid and solid wastes produced by human activities from homes, industries, hospitals, offices, etc. Science. (b) Wastewater released by houses is called ____________. A pipe carrying sewage

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