{"id":7693,"date":"2024-04-15T02:48:58","date_gmt":"2024-04-15T02:48:58","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=7693"},"modified":"2024-04-15T02:48:58","modified_gmt":"2024-04-15T02:48:58","slug":"disposal-to-sewage-in-large-cities-is-done-in-a-irrigation-b-dilution-c-oxidation-d-purification","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/disposal-to-sewage-in-large-cities-is-done-in-a-irrigation-b-dilution-c-oxidation-d-purification\/","title":{"rendered":"Disposal to sewage in large cities, is done in A. Irrigation B. Dilution C. Oxidation D. Purification"},"content":{"rendered":"<p>\r\n    <!-- Check if it's an AMP page -->\r\n            <!-- Non-AMP version -->\r\n        <div class=\"mcq-container\" data-quiz-id=\"quizState_6a9ef74938d69\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"false\">\r\n                    Irrigation                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"true\">\r\n                    Dilution                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    Oxidation                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    Purification                <\/div>\r\n                            \r\n            <!-- Feedback messages for non-AMP -->\r\n            <div class=\"feedback\" data-feedback=\"wrong\">Answer is Right!<\/div>\r\n            <div class=\"feedback\" data-feedback=\"right\">Answer is Wrong!<\/div>\r\n        <\/div>\r\n\r\n        <script>\r\n        document.addEventListener('DOMContentLoaded', function () {\r\n            var containers = document.querySelectorAll('.mcq-container');\r\n\r\n            containers.forEach(function(container) {\r\n                var options = container.querySelectorAll('.option');\r\n                var feedbackSelect = container.querySelector('[data-feedback=\"select\"]');\r\n                var feedbackWrong = container.querySelector('[data-feedback=\"wrong\"]');\r\n                var feedbackRight = container.querySelector('[data-feedback=\"right\"]');\r\n\r\n                options.forEach(function(option) {\r\n                    option.addEventListener('click', function() {\r\n                        var selectedOption = option.getAttribute('data-option-key');\r\n                        var isCorrect = option.getAttribute('data-is-correct') === 'true';\r\n\r\n                        \/\/ Remove previous selections\r\n                        options.forEach(function(opt) {\r\n                            opt.classList.remove('correct', 'incorrect');\r\n                        });\r\n\r\n                        \/\/ Add the correct\/incorrect class\r\n                        if (isCorrect) {\r\n                            option.classList.add('correct');\r\n                            feedbackRight.hidden = false;\r\n                            feedbackWrong.hidden = true;\r\n                        } else {\r\n                            option.classList.add('incorrect');\r\n                            feedbackRight.hidden = true;\r\n                            feedbackWrong.hidden = false;\r\n                        }\r\n\r\n                        \/\/ Hide select feedback\r\n                        feedbackSelect.hidden = true;\r\n                    });\r\n                });\r\n            });\r\n        });\r\n        <\/script>\r\n    \r\n    <!--more--><\/p>\n<p>The correct answer is: <strong>B. Dilution<\/strong><\/p>\n<p>Sewage is a mixture of wastewater from homes and businesses, as well as industrial wastewater. It contains a variety of contaminants, including bacteria, viruses, and other pathogens, as well as chemicals and other pollutants.<\/p>\n<p>Dilution is a method of sewage disposal that involves diluting the sewage with water so that the concentration of contaminants is reduced to a safe level. This can be done by discharging the sewage into a river or stream, or by spreading it on land.<\/p>\n<p>Dilution is a relatively simple and inexpensive method of sewage disposal, but it is not without its drawbacks. One of the main problems with dilution is that it can lead to the contamination of surface water and groundwater. Additionally, dilution does not remove all of the contaminants from the sewage, so it can still pose a health risk to people who come into contact with it.<\/p>\n<p>Other methods of sewage disposal include:<\/p>\n<ul>\n<li><strong>Treatment:<\/strong> Sewage can be treated to remove contaminants before it is discharged into the environment. Treatment can involve physical, chemical, and biological processes.<\/li>\n<li><strong>Recycling:<\/strong> Sewage can be recycled to produce water that can be used for irrigation or industrial purposes.<\/li>\n<li><strong>Incineration:<\/strong> Sewage can be incinerated to destroy the contaminants. However, incineration produces air pollution, so it is not a widely used method of sewage disposal.<\/li>\n<\/ul>\n<p>The best method of sewage disposal will vary depending on the specific circumstances. Factors to <div class=\"youtube-subscribe-container\">\r\n        <a href=\"https:\/\/www.youtube.com\/channel\/UCNHT8lW-JmLC68rjBfZhdkg?sub_confirmation=1\" target=\"_blank\" class=\"youtube-subscribe-button\">\r\n            <span class=\"youtube-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 576 512\">\r\n                    <path d=\"M549.7 124.1c-6.3-23.7-24.8-42.3-48.3-48.6C458.8 64 288 64 288 64S117.2 64 74.6 75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z\"\/>\r\n            <div class=\"telegram-channel-container\">\r\n        <a href=\"https:\/\/t.me\/pscnotes2025\" target=\"_blank\" class=\"telegram-channel-button\">\r\n            <span class=\"telegram-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 496 512\">\r\n                    <path fill=\"white\" d=\"M248,8C111,8,0,119,0,256s111,248,248,248s248-111,248-248S385,8,248,8z M362,177L320,367c-3,14-10,18-20,14l-56-41l-27,26 c-3,3-5,5-10,5l4-63L323,196c5-5-1-7-8-3l-98,62l-42-13c-9-3-10-9,2-14l162-63C351,160,365,164,362,177z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Join Our Telegram Channel\r\n        <\/a>\r\n    <\/div>     <\/svg>\r\n            <\/span>\r\n            Subscribe on YouTube\r\n        <\/a>\r\n    <\/div> consider include the volume of sewage, the type of contaminants, the location of the sewage treatment plant, and the environmental impact of the different methods.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Subscribe on YouTube<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[650],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.2 (Yoast SEO v23.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Disposal to sewage in large cities, is done in A. 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