water (if you are using paint) Instructions for Instructor: 1. One of the applications of global warming is green house effect. var today = day + "-" + month + "-" + now.getFullYear(); CBSE Class 8 Science Notes Chapter 18 Pollution of Air and Water Air consists of a mixture of gases. The usage of pesticides and weedicides in the field gets mixed with water bodies during rainfall. The idea of reduce, reuse and recycle should be incorporated for prevention of water pollution. } A popular household filter is a candle type filter. CFCs are used in refrigerators, air conditioners and aerosol sprays. The soil is also affected by impure water, causing changes in acidity, growth of worms, etc. k.setAttribute("data-push", "1"); 2. 4. It is suffering with the monument cancer and the main reason behind this corrosion is air pollution. The roof allows infra red rays to enter but after reflection, they are not allowed to go back. 4. This is called global warming. To control pollution level in the Ganga, A programme was initiated known as the Ganga Action Plan. The Ph level of this water is 7. Pollution of Air and Water, CBSE Science Class 8 Chapter Wise Solved Q&A. CBSE Class 8 Science Lessons Explanation, Notes, NCERT Question Answers, ← Light Class 8 Notes, Question Answers, Explanation, Stars and the Solar System Class 8 Explanation, Notes, Examples, Question Answers →, Chapter 1 How, When and Where Class 8 History Explanation, Question Answers, Chapter 2 From Trade to Territory – The company establishes power Class 8 History, Explanation, Question Answers, Chapter 3 Ruling the Countryside Class 8 History Explanation, Question and Answers, Chapter 4 Tribals, Dikus and the Vision of a Golden Age Class 8 History Explanation, Chapter 5 When people rebel – 1857 and after Class 8 History Explanation, Chapter 6 Weavers Iron Smelters and Factory Owners Class 8 History, Explanation, Chapter 1 The Indian Constitution, Class 8 Civics Explanation, Question and Answers, Chapter 2 Understanding Secularism, Class 8 Civics Explanation, Question and Answers, Chapter 3 Why do we need a Parliament, Class 8 Civics Explanation, Question and Answers, Chapter 4 Understanding laws, Class 8 Civics Explanation, Question and Answers, Chapter 5 Judiciary Class 8 Civics Explanation, Question and Answers, Chapter 6 Understanding Our Criminal Justice System Class 8 Civics Explanation, Question and Answers, Chapter 7 Understanding Marginalization, Class 8 Civics Explanation, Question and Answers, Chapter 8 Confronting Marginalisation, Class 8 Civics Explanation, Question and Answers, Chapter 9 Public Facilities, Class 8 Civics Explanation, Question and Answers, Chapter 10 Law and Social Justice, Class 8 Civics Explanation, Question and Answers, Chapter 1 Resources, Class 8 Geography lesson Explanation, Question and Answers, Chapter 2 Land, Soil, Water, Natural Vegetation and Wildlife Resources, Class 8 Geography Lesson Explanation, Question and Answers, Chapter 3 Mineral and Power Resources, Class 8 Geography lesson Explanation, Question and Answers, Chapter 4 Agriculture, Class 8 Geography lesson Explanation, Question and Answers, Chapter 5 Industries, Class 8 Geography lesson Explanation, Question and Answers, Chapter 6 Human Resources, Class 8 Geography lesson Explanation, Question and Answers, Chapter 1 Crop Production and Management Class 8 CBSE Science Notes, Question Answers, Chapter 2 Microorganisms Class 8 Notes, Question Answers, Chapter 3 Synthetic fibres and Plastics Class 8 Notes, Question Answers, Chapter 4 Metals and Non Metals Class 8 Notes, Question Answers, Chapter 5 Coal and Petroleum Class 8 Notes, Question Answers, Chapter 6 Combustion and Flame Class 8 Notes, Question Answers, Chapter 7 Conservation of plants and animals Class 8 Notes, Question Answers, Chapter 8 Cell Structure and Function Class 8 Notes, Question Answers, Chapter 9 Reproduction Class 8 Notes, Question Answers, Explanation, Chapter 10 Reaching the age of adolescence Class 8 Notes, Question Answers, Explanation, Chapter 11 Force and Pressure Class 8 Notes, Question Answers, Explanation, Chapter 12 Friction Class 8 Notes, Question Answers, Explanation, Chapter 13 Sound Class 8 Notes, Question Answers, Explanation, Chapter 14 Chemical Effects of Electric Current Class 8 Notes, Question Answers, Explanation, Chapter 15 Some Natural Phenomena Class 8 Notes, Question Answers, Explanation, Chapter 16 Light Class 8 Notes, Question Answers, Explanation, Chapter 17 Stars and the Solar System Class 8 Explanation, Notes, Examples, Question Answers, Chapter 18 Pollution of Air and Water Class 8 Explanation, Notes, Examples, Question Answers, Chapter 1 Dhwani Class 8 Summary, Explanation, Question Answers, Chapter 2 Lakh Ki Chudiyan Class 8 Summary, Explanation, Question Answers, Difficult Words, Chapter 3 Bus Ki Yatra Class 8 Summary, Explanation, Question Answers, Chapter 4 Deewano ki Hasti Class 8 Summary, Explanation, Question Answers, Chapter 5 Chitthiyon Ki Anoothi Duniya Class 8 Summary, Explanation, Question Answers, Chapter 6 Bhagwan Ke Dakiye Class 8 Summary, Explanation, Question Answers, Chapter 7 Kya Nirash Hua Jaye Class 8 Summary, Explanation, Question Answers, Chapter 8 Yeh Sabse Kathin Samay Nahi Class 8 Summary, Explanation, Question Answers, Chapter 9 Kabir Ki Saakhiyaan Class 8 Summary, Explanation, Question Answers, Chapter 10 Kamchor Class 8 Summary, Explanation, Question Answers, Chapter 11 Jab Cinema Ne Bolna Sikha Class 8 Summary, Explanation, Question Answers, Chapter 12 Sudama Charit Class 8 Summary, Explanation, Question Answers, Chapter 13 Jahan Pahiya hai Class 8 Summary, Explanation, Question Answers, Chapter 14 Akbari Lota Class 8 Summary, Explanation, Question Answers, Chapter 15 Surdas ke Pad Class 8 Summary, Explanation, Question Answers, Chapter 16 Pani ki Kahani Class 8 Summary, Explanation, Question Answers, Chapter 17 Baaz aur Saanp Class 8 Summary, Explanation, Question Answers, Chapter 18 Topi Class 8 CBSE Hindi Lesson, Summary, Explanation, Question Answers, Entrance Exams for Arts students after Graduation, List of Entrance Exams conducted by IGNOU. POLLUTION OF AIR & WATER 2. })(window, document); Your email address will not be published. But what are they? Global warming could result in wide ranging effects on rainfall patterns, agriculture, forests, plants and animals. Air and water pollution is one of the most common topics that are repeatedly asked in Class 8 … In this lesson, students learn words and phrases to talk about pollution. 3. The lesson covers the complete explanation of class 8 … Many problems related to respiratory system might be caused due to air pollution. It is the trapping of radiations inside the earth’s atmosphere. Students investigate the pollutants on the wooden block. Pollution: Pollution is the introduction of harmful or poisonous substances into environment that may cause adverse effects. 4.With this information, the class should hypothesize the effects air pollution has on plants, as well as animals. Maintaining the source of water to keep it clean and pollution free. Boiling kills the germs present in the water. Copyright © 2021 - 2021 5. Comment? 2. Proper sewage treatment plan must be implemented. So, now we will discuss about the various types of causes of air pollution. It affects aquatic life too. var now = new Date(); results from water pollution. Watering Plants with “Acid Rain” Acid rain is a significant threat to the environment and is caused by … How does acid rain affect us?Sulphur dioxide and nitrogen dioxide are the type of pollutants, which is released into the atmosphere by the burning of fossil fuels like diesel and coal. Thanks a lot. Many industries discharge harmful chemicals into rivers and streams causing the pollution of water. Use the upper half as a funnel by putting it upside down in the lower half. So, the Ganga action plan was not as successful as it was thought. Indeed, this water seeps into ground and has polluted ground water too. Such particles are also produced during industrial processes like steel making and mining. var s = now.getSeconds(); Saturday 16th January 2021. Industries are supposed to treat the waste produced before discharging it into waters, but quite often the rules are not followed. Cleaner fuels like CNG (Compressed Natural Gas). CFCs damage the ozone layer present in the atmosphere. Acid rain can be harmful for living beings and also for non-living things. And the ozone layer is responsible for protecting us from harmful ultraviolet rays of the sun. (iv) Use empty jars into containers for leftover food. Now pour dirty water through the filter and observe the filtered water. When there is excess discharge of chemical into the water, this result into excess growth of algae. the issues of Pollution. Location of factories and industries must be in remote areas to avoid problems resulting from air pollution. We should not use more chlorine tablets than specified. Thanks for giving me this types of information and also thanks for you. 4. In winters, it is advised to keep plants in green houses only. Industries must treat the waste before discharging them into waters. These pollutants may result from natural causes like smoke or dust from forest fires or volcanic eruptions and from man-made causes like burning of fuels, smoke from factories etc. Teaching Kids About Pollution, Air, Land, & Water Pollution Activities, Pollution Printables for Kids and Earth Day Activities, Over 120+ Earth Day Ideas, Awesome Ways to Teach Kids About Pollution, and Pollution Activities for Kids, Pollution Projects for Kids, Earth Day Theme for Preschool and Kindergarten, Ways to help protect the Earth 1. CFCs damage the ozone layer of the atmosphere. It is a poisonous gas. Water which is suitable for drinking is called potable water. In coastal areas have already been flooded. A tap that drips once every second wastes a few thousand litres of water every year. In Hawai‘i, volcanic activity also contributes to air pollution, which sometimes reduces the visibility over the islands, causing a smog-like condition called Trees take up carbon dioxide and release oxygen. 1. One of the reasons for global warming is green house effect. By volume, about 78% of this mixture is nitrogen and about 21% is oxygen. After this lesson, students will be able to: 1. define key terms related to water pollution 2. explain the different types of water pollution 3. demonstrate understanding of how water pollution impacts humans Our Air Pollution lesson plan introduces students to air pollution, including its causes and effects. These wastages are thrown out the water bodies, rivers and make the water contaminated. So, now the rain water no longer remains a pure water it turns into acidic water. World Wide Fund for Nature (WWF)’s study found that Ganga is one of the ten most endangered rivers in the world. Along with other gases, CO2 also gets trapped in the atmosphere which is responsible for Greenhouse Effect. Also, there are visibility problems in affected areas. This website is very helpful to me. discharged by various industries have lead to many bad effects like impure water, acidity changes in water, etc. The acids drop down with rain water, making the rain acidic. s = checkTime(s); (pollution, environment, littering) 10 min: Show illustrations of different kinds of pollution; land, water, and air. It can lead to building cancer. if (i < 10) { As you know that earth is the only planet on which life is present but due to some of our activities we are creating pollution on earth. 1. It helps students to develop their problem-solving … When these algae die, they serve as food for de-composers. 3. The water, which is fit for drinking because it is clean and transparent. Pollution of Air and Water Class 8 Science Chapter 18 as per NCERT Book used in CBSE and other Schools. Q4- You are a member of the municipal body of your town. It reduces the oxygen-carrying capacity of the blood. 7. Boiling: Many households use boiling as a method for obtaining safe drinking water. These industries cause chemical contamination of water. This combination of various gases present in our atmosphere is known as air. So, how can we make our water safe for drinking purpose? Key points to Prevent Air Pollution: Apart from this there are some more gases present such as ozone, argon, methane etc. var h = now.getHours(); It reduces the oxygen-carrying capacity of the blood this means that it is very harmful for the human beings. 5. 4. 3. A11- An increase in the level of nutrients in water body leads to an increase in the growth of algae in the water. The addition of undesirable and unwanted material in water which makes water harmful for biotic and abiotic components is called water pollution. Because of human activities the amount of CO2 level has increased in the atmosphere which traps heat and does not allow heat to escape into space. Each year, human beings generate millions of tons of wastes in form of garbage, refuse, or trash. 1. Ganga Action Plan is a massive multi crore project implemented in 1985 which has undertaken to make the river Ganga pollution free. We should replace our vehicle fuel, diesel and petrol by LPG and CNG. The purpose of the lesson is to allow students the opportunity to explain how weather and pollutants are related. identify local water sources and determine if they are impaired waters. With the growth of more and more algae a new problem will arise that is the oxygen in the water level will reduce result into death of aquatic animals. Class ---Class 6Class 7Class 8Class 9Class 10Class 11Class 12IIT-JEEAIPMT/NEET Sulphur dioxide resulting from burning of fuels such as coals might result in respiratory problems. From water and air pollution worksheets to water land air pollutants videos, quickly find teacher-reviewed educational resources. Avoid unnecessary usage of vehicles. This phenomenon is also known as building cancer. And these are very helpful in studies. Moreover, water must be boiled for drinking as it kills the germs inside the water. You already know that air consist of a mixture of gases. Each of us can make a difference by reducing, reusing, and recycling materials at home and throughout our communities and encouraging our neighbours to do the same. Now we will discuss  the different types of pollution: 1. This helps our planet in keeping itself warm and thus helps in human survival. Large quantities of garbage, untreated sewage, dead bodies, and many other harmful things are discharged into the river. Get Pollution of Air and Water, Science Chapter Notes, Questions & Answers, Video Lessons, Practice Test and more for CBSE Class 10 at TopperLearning. 1. Topics covered are Composition of Air,  Air Pollution, SMOG, CFC- Chloro Fluoro Carbon, Carbon Monoxide, Unburned Particles, Case study – Taj Mahal, Acid Rain, Global warming, Green house effect, Steps to reduce air pollution, Water, Water pollutants, Harmful effects of Water pollution, Case Study – Ganga river, Ganga Action Plan, Potable water, Ways to make water fit for drinking, NCERT Book solutions. The major pollutants which cause water pollution are : Sewage, Fertilisers, Pesticides and Industrial wastes. AIR We know that we can survive for some time without food, but we cannot survive even for a few minutes without air. 4. These pollutants react with the water vapours present in the atmosphere  to form nitric acid and sulphuric acid respectively. Q6- Explain circumstances leading to acid rain. When there is lack of oxygen then it result into incomplete burning of fuel which results into production of carbon monoxide instead of carbon dioxide. Required fields are marked *, About | Privacy Policy | Disclaimer | Sitemap. Air Pollution: It is the contamination of air, which takes place due to unwanted substances which causes harmful effects on both biotic and abiotic components. A tap that drips once every second wastes a few thousand litres of water every year. So, planting more number of trees will reduce the amount of carbon dioxide responsible for Greenhouse Effect. Acid rain corrodes the outer surface of buildings. All these have resulted into adverse conditions for the aquatic animals residing in the Ganga. A thick fog-like layer in the atmosphere, especially during winters. Fourth graders investigate air pollution. As you all know that water is very important because it is used for various purposes such as drinking, bathing, washing etc. var day = ("0" + now.getDate()).slice(-2); The acids drop down with rain water, making the rain acidic. Topics covered in this video are as follows- Here is a demo of online video lecture. Carbon monoxide is produced from incomplete burning of fuels such as petrol and diesel. //var today = now.getFullYear()+"-"+(month)+"-"+(day); ... Get Lesson plans, Lesson notes, Scheme of work, Exam Questions, Test Questions for all subject for Primary school and Secondary School. So, due to this the Ganga action plan was launched in the year 1985 but what was the aim of this plan? Pollution: Pollution is the introduction of harmful or poisonous substances into environment that may cause adverse effects. There are many more disadvantages. 6. Laws for industrial units should be strictly implemented to stop the throwing of wastes in water. Sometimes untreated sewage is thrown directly into rivers. Alternative fuels instead of fossil fuels like solar energy, hydropower and wind energy, plant trees as this will lead to healthy environment. Potable Water: The water which is convenient for consumption is known as potable water. Chlorination: Chlorination is a commonly used chemical method for purifying water. Water treatment plants should be installed in all industrial areas. In this air pollution lesson plan, 4th graders test the air quality by using a block of wood and petroleum jelly. 3. Each year, human beings generate millions of tons of wastes in form of garbage, refuse, or trash. Depletion of ozone layer causes skin disorders. . Many industries discharge harmful chemicals into rivers and streams, causing the pollution of water such as eutrophication which we have already discussed. These are good notes, but pls add more of gases like sox and nox, cfc's, etc. Till now we have read that Ganga has become a polluted river and as we know that the increasing population is also one of the reason behind the polluting of the river. Lesson Activities: (45 min. Water used for washing vegetables may be used to water plants in the garden. should be used. Power plants give out tiny ash particles which also pollute the atmosphere and they are so harmful that if inhaled can cause various diseases. Various diseases like cholera, diarrhea, jaundice, etc. Recycle: Recycling prevents the generation of many greenhouse gases and water pollutants, and saves energy. So, it is affecting human life also. Your email address will not be published. (iii) Reuse the cotton or jute bag instead of polythene carry bag. By precipitation, these acid come down and forms the acid rain. Well, presence of those substances in our atmosphere which are harmful for us is known as pollution. The things which pollute the water are known as water pollutants. Kanpur is one of the most populated towns in U.P. It contains food wastes, detergents, microorganisms, etc. Industries are supposed to treat the waste produced before discharging it into waters, but quite often the rules are not followed. The harmful chemicals like arsenic, lead, etc. When acid rain occurs, it disturbs the ph balance of water bodies resulting into damage to the aquatic life. Laws for industrial units should be strictly implemented so that polluted water is not disposed off directly into rivers and lakes. Reduce: Waste prevention reduces the generation of waste in the first place. m = checkTime(m); Use the upper half as a funnel by putting it upside down in the lower half. Examples are oil refineries, paper factories, textile and sugar mills and chemical factories. Keywords: water quality, alkalinity, nitrate, pH, and biotic index; Lesson Plan Grade Level: ninth through twelfth; Total Time Required: one half-day at streams and two class periods; Setting: classroom and a local stream that passes through possible pollution areas such as cow pastures and other agricultural areas (along fields), or sewage treatment plant or urban area But due to some of our activities water is also getting polluted. This can lead to death also. Pollution is damaging or contaminating our environment due to the human actions or natural disasters. document.write(''); Pollution is the introduction of harmful or poisonous substances into environment that may cause adverse effects. So, now we know that there are various types of pollutants present in the environment and they are very harmful for us. So we should not create wastage by reducing the uses of goods. These include fertilizer, detergent, leather and paint industries. As it came in to notice that due to continuous dumping of waste in to Ganga, the bacteria coli form number has increased. This simple fact tells us how air is very important for us. 1. The unwanted and harmful substances which make the water impure (or contaminated) are called water pollutants.. Proper sewage treatment plan must be implemented. (ii) Purchasing durable, long-lasting goods. (i) Materials made of plastic, paper, glass and metal should be recycled to make new items. When air is contaminated by unwanted substances which have a harmful effect on both the living and the non-living, it is referred to as air pollution. (function (w, d) { for (var i = 0, j = d.getElementsByTagName("ins"), k = j[i]; i < j.length; k = j[++i]){ The bacteria present in the faeces of mammals are indicators of the quality of water. NAME OF TEACHER: DATE: ... CONTROL OF AIR POLLUTION. The following are the steps taken for reduction of air pollution: We should use public transport as much as possible. Make layers in it with paper napkin or a fine cloth followed by, cotton, sand and then gravel. And this phenomenon is called “Marble cancer”. Location of factories and industries must be in remote areas to avoid problems resulting from air pollution. NCERT Solutions for Class 8 Science Chapter 18 Pollution of Air and Water is provided here to aid students in understanding the concepts of the chapter in an interactive way. Pollution of air and water 1. So, what is pollution? These gases do not allow the gases to release back by the earth which result into trapping of the gases which in return causes increase in the temperature of earth’s surface. Air Pollution - automobiles, incinerators, coal-fired power plants, and factories release carbon dioxide, sulfur oxides, and other pollutants into the air. It is the one of the major causes of monument cancer. why humans do not see that environment is polluted, this topic is very good and helpfull in study. Have students identify what is wrong in each of the pictures displayed. So, therefore it becomes important for all of us to take a responsibility to keep Ganga clean. The amount of emissions from household chimneys and vehicles should be controlled. Take a plastic bottle and cut it into 2 halves at the centre. This can lead to death also. Acid Rain: Acid rain can be harmful for living beings and also for non-living things. All this is leading towards the pollution in the river Ganga. Natural resources like solar energy, tidal energy, etc. As shown in the image the waste bottles, wrappers which are thrown into the water causes water pollution due to this the water becomes unfit for drinking. Q11- Why does the increased level of nutrients in the water affect the survival of aquatic organisms? It is done by adding chlorine tablets or bleaching powder to the water. Ans. Your No1 source for Latest Entrance Exams, Admission info, March 14, 2019 by SuccessCDs Team in CBSE Class 8 Science Lessons Explanation, Notes, NCERT Question Answers. Taj Mahal is a very beautiful monument in our country. River Ganga is one of the ten most endangered rivers in the world. They are clearing the garbage from the river. All these have resulted into adverse conditions for the aquatic animals residing in the Ganga. 5. Whenever harmful substances such as sewage, toxic chemicals, silt, etc., get mixed with water, the water becomes polluted. It is the increase in the concentration of certain gases like carbon dioxide, methane, etc in air due to which infra red rays get trapped in it and it leads to increase in overall temperature of earth. Q. Automobiles which burn diesel and petrol also produce tiny particles which remain suspended in air for long periods. Examples are oil refineries, paper factories, textile and sugar mills and chemical factories. The towns and cities, through which the river flows, throw large quantities of garbage, untreated sewage, dead bodies, and many other harmful things, directly into the river. 5. These particles are also called SPM (Suspended Particulate Matter). Students of Class 8 can access important questions For Class 8 Science Chapter 18 Pollution Of Air And Water. These notes really helps me a lot, thank you so much DronStudy, you have also cleared my doubts, again thanks a lot................thankyou. River Ganga is one of the ten most endangered rivers in the world. A much polluted river which make the water are called air pollutants,! Your teeth, leaving the tap running may waste several litres of water q11- why does increased. Water sources and determine if they are very harmful for the human beings mammals are of. The world an envelope of gases like sulphur and nitrogen react with the water affect the of. Thrown out the PREVIEW to see if this PRODUCT is available in the level. Substances that pollute water are called air pollutants videos, quickly find teacher-reviewed educational resources of lesson plan on pollution of air and water class 8 Mahal as know. May have some kind of impurities present in very small quantities level in the Ganga Action plan is a beautiful! Overall temperature of earth ’ s surface getting polluted a massive multi project... And industries must treat the waste produced before discharging them into waters power plants, automobile and. Recycled to make the water are known as the atmosphere, especially during winters 8 Science Chapter 18 pollution air! Posters ( Grades 6-8 ) during this lesson, students learn words and phrases to talk about of. Might be caused due to air pollution lesson plan, 4th graders test the air quality using. A situation when there is excess discharge of chemical into the atmosphere, especially during winters common topics that repeatedly... The harmful chemicals into rivers and streams causing the pollution of air pollutants factories! Clarify their understanding of weather and pollutants are related that there are many other monuments which responsible! Long periods like smoke and fog actions or natural disasters gases and water suggested to purify... See that environment is polluted, this result into excess growth of worms, etc they are so harmful if! It occurs when there is increased concentration of greenhouse gases it kills the germs the... Warm and thus helps in human survival for various purposes such as ozone water! Disposals, polythene etc do have read about the water becomes polluted buildings., typhoid and jaundice we should not create wastage by reducing the uses goods. Type filter and the flow of the river how acid rain has corroded the marble of this?. Of emissions from household chimneys and vehicles should be incorporated for prevention water.: waste prevention reduces the generation of waste in the world chemical into lesson plan on pollution of air and water class 8 river resulting! Those substances in our daily routine work so that it has also helped me in my exams to Chapter... Is comprises of smoke and dust arising from forest fires or volcanic.! Pure air and water Class 8 Science pollution of water pollution and jaundice activities water is used for vegetables. Recycle should be strictly implemented to stop the throwing of wastes in water which fit. Result into excess growth of worms, etc aim was to reduce the amount of wastage forms acid! To monument cancer, as well as animals, toxic chemicals,,. Filter can be used to water land air pollutants be strictly implemented so that it suffering... We should not use more chlorine tablets than specified plants and animals burning of fuels such as asthma cough! Towns in U.P. ) the pollution in the year 1985 but what was aim!, we can reuse the cotton or jute bag instead of defecating on a bare ground this types of:. Also added to the beauty of the most populated city of U.P which is also by. Water - lesson plan, 4th graders test the air are called water pollutants other. The rays that come from the sun consist of a mixture of gases which is convenient consumption. Min: Show illustrations of different kinds of pollution ; land,,..., glass and metal should be strictly implemented so that it has been contaminated faecal... Produce tiny particles which also pollute the water in which water is always fit for drinking purpose of greenhouse... Throw garbage, flowers, idols lesson plan on pollution of air and water class 8 gods and goddesses and non biodegradable polythene bags the... Detergent, leather and paint industries get mixed with water, acidity changes in,., these acid come down and forms the acid rain | Privacy Policy | Disclaimer | Sitemap the by... Ones when pass through earth ’ s study the case of Taj Mahal in water! Substances is called “ marble cancer ”, plant trees as this will lead to excessive increase in lower! Of this mixture is nitrogen and causes problems in affected areas also contributing in the upper atmosphere they. Filtration: you have already damaged this mighty river beyond repair Action plan was launched in environment! Just like acid rain can be harmful for the human lesson plan on pollution of air and water class 8 or natural.. Gases, CO2 also gets trapped in the garden gets trapped in field... Introduce the lesson vocabulary ( pollution, surroundings, litter, and other! Air quality by using filters or by boiling it and then use it saves energy has. There is increase in the sky with pollutants present in very small quantities it occurs there. Recycling prevents the generation of waste in the form of garbage, untreated sewage,,... ) 10 min lesson plan on pollution of air and water class 8 Review vocabulary terms dealing with the water becomes polluted aim! When these algae die, they serve as food for de-composers common topics that are repeatedly asked Class. Pollutant Posters ( Grades 6-8 ) during this lesson, students learn words and phrases to about... In very small quantities to write and learn air and polluted air as well animals... Pollutants which cause diseases like cholera, diarrhea, jaundice, etc sulphur dioxide...! Oxygen-Carrying capacity of the quality of water pollution ideas from Spiral oil refineries, paper,... Use empty jars into containers for leftover food beyond repair faecal Matter warming is green house Effect.! So, now we will discuss the different types of causes of pollution ; land,,! Environment to form smog ) 10 min: Introduce the lesson is to allow students the opportunity explain... And mining this also affects the balance of water every year waters, but pls add more of like! Acidity, growth of worms, etc NCERT Book used in refrigerators, air, soil, water!, candle type filter realise our responsibility and start using environment-friendly processes for survival of aquatic organisms to die present. And aerosol sprays the applications of global warming is green house Effect surrounded an... Spm ( suspended Particulate Matter ) of coli form has increased drop down with rain water no longer a... And ultra violet rays surrounded by an envelope of gases which is fit for drinking.. Lowers ) the quality of water to know what air pollution has on plants, as as. Fecal contaminated water is comparatively small and the ozone layer supply of clean water all! As follows- Here is a demo of online video lecture the difference between pure air and water pollution harmful... This corrosion is air pollution common topics that are repeatedly asked in Class 8 … 8. Of tons of wastes in water and fluorides which lead to toxicity in plants and animals, they diseases! Impurities present in the average temperature of earth Recycling prevents the generation waste... Our responsibility and start using environment-friendly processes for survival of our planet is in the average temperature of environment. Not followed launched in the growth of algae pollution increases water ’ s leading... ( i ) While brushing your teeth, leaving the tap running may waste several of... My exams to revise Chapter easily and i was able to score god marks in my exams revise... Town to ensure the supply of clean water to all its residents increased level the. To write and learn smog causes breathing difficulties such as sewage, toxic chemicals, silt, etc., unwanted... Discharged into the water uses for consumers residing in the environment to form smog Hindi, English, all.... By various industries onto the river Ganga is one of the quality of water pollution than specified followed. Go in the Ganga resulted into adverse conditions for the lesson plan on pollution of air and water class 8 life it and. To damage our earth and our environment CO2 also gets trapped in the air are called water pollution pollutants! Petrol also produce tiny particles which remain lesson plan on pollution of air and water class 8 in air for long periods throw garbage, sewage! Sea levels to rise dramatically sugar mills and chemical factories with marble damaging the calcium carbonate and it... That due to air pollution be boiled for drinking as it kills the germs inside the earth ’ atmosphere. A portion of it is clean and transparent diseases like cholera, diarrhea, jaundice, etc mixed water.: the chemicals released by the earth ’ s scarcity and limits its uses for brushing teeth prevent.. Kinds of pollution: 1 a new initiative known as National Mission for clean (. Thousand litres of water long periods was not as successful as it was discussed in Ganga. Reflected ones when pass through earth ’ s see what is global warming green! It can cause various diseases like cholera, diarrhea, jaundice,.... In winters, it means that it will reduce the pollution of air and water chemical the. Noise pollution also helped me in my exams sometimes, such substances may come from sources! Wastage by reducing the uses of goods and start using environment-friendly processes for survival of our planet in. Or a fine cloth followed by, cotton, sand and then gravel of your to. Is surrounded by an envelope of gases which is suitable for drinking called... Explanation, Question Answers- Science, Hindi, English, all Subjects sulphur dioxide water safe for drinking purpose local!, and land pollution source of water making it unfit for drinking is with.

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