{"id":63310,"date":"2024-04-20T09:06:46","date_gmt":"2024-04-20T09:06:46","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=63310"},"modified":"2024-04-20T09:06:46","modified_gmt":"2024-04-20T09:06:46","slug":"depletion-of-sand-and-gravel-resources-is-a-concern-due-to-their-overuse-in","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/depletion-of-sand-and-gravel-resources-is-a-concern-due-to-their-overuse-in\/","title":{"rendered":"Depletion of sand and gravel resources is a concern due to their overuse in:"},"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_6a9711c75ea93\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"false\">\r\n                    Construction sector                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    Road building                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    Land reclamation                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"true\">\r\n                    All of the above                <\/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: d) All of the above.<\/p>\n<p>Sand and gravel are essential materials for a wide range of construction projects, including roads, buildings, and dams. They are also used in the production of concrete, glass, and other materials. The global demand for sand and gravel is estimated to be over 40 billion tons per year, and this demand is expected to grow significantly in the coming years.<\/p>\n<p>The overexploitation of sand and gravel resources can have a number of negative environmental impacts, including:<\/p>\n<ul>\n<li>Degradation of riverbeds and coastlines<\/li>\n<li>Loss of biodiversity<\/li>\n<li>Sedimentation of waterways<\/li>\n<li>Groundwater depletion<\/li>\n<li>Air pollution<\/li>\n<\/ul>\n<p>In addition, the overexploitation of sand and gravel resources can also have a number of social and economic impacts, including:<\/p>\n<ul>\n<li>Conflicts over land use<\/li>\n<li>Loss of jobs in the construction sector<\/li>\n<li>Increased costs of construction materials<\/li>\n<li>Damage to infrastructure<\/li>\n<\/ul>\n<p>It is important to manage sand and gravel resources sustainably in order to avoid these negative impacts. This can be done by:<\/p>\n<ul>\n<li>Reducing the demand for sand and gravel<\/li>\n<li>Recycling and reusing sand and <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       <div class=\"telegram-channel-container\">\r\n        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