{"id":5240,"date":"2025-11-21T15:57:24","date_gmt":"2025-11-21T15:57:24","guid":{"rendered":"https:\/\/mehnatt.com\/?p=5240"},"modified":"2025-11-21T15:57:24","modified_gmt":"2025-11-21T15:57:24","slug":"mcqs-based-on-environment-17","status":"publish","type":"post","link":"https:\/\/mehnatt.com\/?p=5240","title":{"rendered":"MCQs Based On Environment &#8211; (17)"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">Q1. Which statement about estuaries is TRUE?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">They receive both fresh and saline water<\/li>\n\n\n\n<li style=\"font-size:17px\">They exist only in tropical regions<\/li>\n\n\n\n<li style=\"font-size:17px\">Estuaries are high wave action zones<\/li>\n\n\n\n<li style=\"font-size:17px\">They have low productivity<\/li>\n<\/ol>\n\n\n\n<button class=\"acc\">View Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"padding-top:5px;color:#27302a;font-size:1.2rem;\"><b>Correct Option:<\/b> 1. They receive both fresh and saline water <br\/>\n<strong>Explanation:<\/strong> Estuaries are regions where freshwater from rivers mixes with saltwater from the sea, forming brackish water. They are highly productive ecosystems.\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Q2. The Amrit Dharohar scheme is primarily aimed at:<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">Constructing dams for irrigation<\/li>\n\n\n\n<li style=\"font-size:17px\">Urban lake beautification<\/li>\n\n\n\n<li style=\"font-size:17px\">Empowering local communities in wetland conservation<\/li>\n\n\n\n<li style=\"font-size:17px\">Exporting wetland products<\/li>\n<\/ol>\n\n\n\n<button class=\"acc\">View Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"padding-top:5px;color:#27302a;font-size:1.2rem;\"><b>Correct Option:<\/b> 3. Empowering local communities in wetland conservation <br\/>\n<strong>Explanation:<\/strong> Introduced in the 2023\u201324 Union Budget, Amrit Dharohar focuses on enhancing biodiversity and eco-tourism through community-led wetland conservation.\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Q3. Which of the following wetlands is NOT included in the Ramsar Sites of India?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">Chilika Lake<\/li>\n\n\n\n<li style=\"font-size:17px\">Loktak Lake<\/li>\n\n\n\n<li style=\"font-size:17px\">Sunderbans<\/li>\n\n\n\n<li style=\"font-size:17px\">Bhakra Reservoir<\/li>\n<\/ol>\n\n\n\n<button class=\"acc\">View Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"padding-top:5px;color:#27302a;font-size:1.2rem;\"><b>Correct Option:<\/b> 4. Bhakra Reservoir <br\/>\n<strong>Explanation:<\/strong> Bhakra Reservoir is a man-made structure primarily used for hydroelectricity and irrigation, and is not designated as a Ramsar Site.\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Q4. Which factor contributes most to the eutrophication of wetlands?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">Overgrazing<\/li>\n\n\n\n<li style=\"font-size:17px\">Discharge of untreated sewage and industrial waste<\/li>\n\n\n\n<li style=\"font-size:17px\">Soil erosion<\/li>\n\n\n\n<li style=\"font-size:17px\">Invasive birds<\/li>\n<\/ol>\n\n\n\n<button class=\"acc\">View Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"padding-top:5px;color:#27302a;font-size:1.2rem;\"><b>Correct Option:<\/b> 2. Discharge of untreated sewage and industrial waste <br\/>\n<strong>Explanation:<\/strong> Eutrophication results from excessive nutrient inputs\u2014particularly nitrogen and phosphorus\u2014mainly due to untreated sewage and industrial discharge.\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Q5. Why are estuaries considered among the most productive ecosystems on Earth?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">They are not affected by human activity<\/li>\n\n\n\n<li style=\"font-size:17px\">They are protected by mountains on all sides<\/li>\n\n\n\n<li style=\"font-size:17px\">They receive nutrient input from both rivers and seas<\/li>\n\n\n\n<li style=\"font-size:17px\">Their salinity is always constant<\/li>\n<\/ol>\n\n\n\n<button class=\"acc\">View Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"padding-top:5px;color:#27302a;font-size:1.2rem;\"><b>Correct Option:<\/b> 3. They receive nutrient input from both rivers and seas <br\/>\n<strong>Explanation:<\/strong> Estuaries receive nutrient-rich inputs from both freshwater (rivers) and saltwater (sea), making them fertile and highly productive habitats.\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n","protected":false},"excerpt":{"rendered":"<p>Q1. Which statement about estuaries is TRUE? View Answer Correct Option: 1. They receive both fresh and saline water Explanation: Estuaries are regions where freshwater from rivers mixes with saltwater from the sea, forming brackish water. They are highly productive ecosystems. Q2. The Amrit Dharohar scheme is primarily aimed at: View Answer Correct Option: 3. 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