{"id":7105,"date":"2024-04-15T02:39:27","date_gmt":"2024-04-15T02:39:27","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=7105"},"modified":"2024-04-15T02:39:27","modified_gmt":"2024-04-15T02:39:27","slug":"assertion-a-slow-sand-filters-are-more-efficient-in-removal-of-bacteria-than-rapid-sand-filters-reason-r-the-sand-used-in-slow-sand-filters-is-finer-than-that-in-rapid-sand-filters-select-your-answ","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/assertion-a-slow-sand-filters-are-more-efficient-in-removal-of-bacteria-than-rapid-sand-filters-reason-r-the-sand-used-in-slow-sand-filters-is-finer-than-that-in-rapid-sand-filters-select-your-answ\/","title":{"rendered":"Assertion A: Slow sand filters are more efficient in removal of bacteria than rapid sand filters. Reason R: The sand used in slow sand filters is finer than that in rapid sand filters Select your answer based on the coding system given below: A. Both A and R is true and R is the correct explanation of A B. Both A and R is true but R is not the correct explanation of A C. A is true but R is false D. A is false but R is true"},"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_6a98fa415f855\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"true\">\r\n                    Both A and R is true and R is the correct explanation of A                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    Both A and R is true but R is not the correct explanation of A                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    A is true but R is false                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    A is false but R is true                <\/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>A. Both A and R is true and R is the correct explanation of A<\/strong>.<\/p>\n<p>Slow <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> sand filters are more efficient in removal of bacteria than rapid sand filters because the sand used in slow sand filters is finer than that <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                <\/svg>\r\n            <\/span>\r\n            Subscribe on YouTube\r\n        <\/a>\r\n    <\/div> in rapid sand filters. The finer sand provides a larger surface area for bacteria to attach to, and the slower flow rate of water through the filter allows more time for the bacteria to be removed.<\/p>\n<p>Option B is incorrect because R is not the correct explanation of A. The finer sand in slow sand filters does not directly cause the filters to be more efficient in removing bacteria. Rather, it is the combination of the finer sand and the slower flow rate that makes slow sand filters more efficient.<\/p>\n<p>Option C is incorrect because A is true but R is false. Slow sand filters are more efficient in removing bacteria than rapid sand filters, but the finer sand in slow sand filters is not the only reason for this. The slower flow rate of water through the filter is also important.<\/p>\n<p>Option D is incorrect because A is false but R is true. Slow sand filters are more efficient in removing bacteria than rapid sand filters, but the finer sand in slow sand filters is not the only reason for this. The slower flow rate of water through the filter is also important.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Join Our Telegram Channel 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":[647],"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>Assertion A: Slow sand filters are more efficient in removal of bacteria than rapid sand filters. Reason R: The sand used in slow sand filters is finer than that in rapid sand filters Select your answer based on the coding system given below: A. Both A and R is true and R is the correct explanation of A B. Both A and R is true but R is not the correct explanation of A C. A is true but R is false D. 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