{"id":5225,"date":"2025-11-21T15:53:48","date_gmt":"2025-11-21T15:53:48","guid":{"rendered":"https:\/\/mehnatt.com\/?p=5225"},"modified":"2025-11-21T15:53:48","modified_gmt":"2025-11-21T15:53:48","slug":"mcqs-based-on-environment-15","status":"publish","type":"post","link":"https:\/\/mehnatt.com\/?p=5225","title":{"rendered":"MCQs Based On Environment &#8211; (15)"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">Q1. Riparian buffers help in controlling eutrophication by:<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">Increasing sedimentation in lakes<\/li>\n\n\n\n<li style=\"font-size:17px\">Reducing infiltration of water<\/li>\n\n\n\n<li style=\"font-size:17px\">Filtering sediments and nutrients before they enter water bodies<\/li>\n\n\n\n<li style=\"font-size:17px\">Encouraging livestock grazing<\/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. Filtering sediments and nutrients before they enter water bodies <br\/>\n<strong>Explanation:<\/strong> Riparian buffers are vegetated areas near water bodies that act as filters to trap sediments, nutrients, and pollutants from surface runoff, thus preventing them from entering aquatic 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. Which of the following toxins is commonly associated with harmful algal blooms?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">Mercury<\/li>\n\n\n\n<li style=\"font-size:17px\">Cyanotoxins<\/li>\n\n\n\n<li style=\"font-size:17px\">Arsenic<\/li>\n\n\n\n<li style=\"font-size:17px\">Carbon dioxide<\/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. Cyanotoxins <br\/>\n<strong>Explanation:<\/strong> Some species of algae (especially cyanobacteria) produce cyanotoxins, which are harmful to fish, birds, marine mammals, and humans. These can cause neurological and liver damage.\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 wetland type is characterized by poor drainage and waterlogging, often found at the margins of lakes?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">Lake littoral<\/li>\n\n\n\n<li style=\"font-size:17px\">Estuary<\/li>\n\n\n\n<li style=\"font-size:17px\">Salt pan<\/li>\n\n\n\n<li style=\"font-size:17px\">Coral reef<\/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. Lake littoral <br\/>\n<strong>Explanation:<\/strong> Lake littorals are the shallow areas at the margins of lakes between the high and low water marks. These are periodically flooded and support unique wetland vegetation.\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 of the following is NOT a function of wetlands?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">Groundwater recharge<\/li>\n\n\n\n<li style=\"font-size:17px\">Habitat for migratory birds<\/li>\n\n\n\n<li style=\"font-size:17px\">Increase in industrial runoff<\/li>\n\n\n\n<li style=\"font-size:17px\">Shoreline erosion control<\/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. Increase in industrial runoff <br\/>\n<strong>Explanation:<\/strong> Wetlands help reduce industrial runoff by acting as natural filters. They also provide habitats, recharge groundwater, and protect shorelines from erosion.\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. Which international treaty provides criteria for identifying wetlands of global importance?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">Kyoto Protocol<\/li>\n\n\n\n<li style=\"font-size:17px\">Ramsar Convention<\/li>\n\n\n\n<li style=\"font-size:17px\">Paris Agreement<\/li>\n\n\n\n<li style=\"font-size:17px\">CITES<\/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. Ramsar Convention <br\/>\n<strong>Explanation:<\/strong> The Ramsar Convention on Wetlands is an international treaty for the conservation and wise use of wetlands. It provides criteria for identifying wetlands of international importance based on ecological, botanical, zoological, limnological, or hydrological importance.\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n","protected":false},"excerpt":{"rendered":"<p>Q1. Riparian buffers help in controlling eutrophication by: View Answer Correct Option: 3. Filtering sediments and nutrients before they enter water bodies Explanation: Riparian buffers are vegetated areas near water bodies that act as filters to trap sediments, nutrients, and pollutants from surface runoff, thus preventing them from entering aquatic ecosystems. Q2. Which of the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[19],"tags":[16,21,68,67,31,15,20,14,69,63],"class_list":["post-5225","post","type-post","status-publish","format-standard","hentry","category-environment","tag-bank","tag-competitive-exams","tag-cyanotoxins","tag-harmful-algal-bloom","tag-mcq","tag-rrb","tag-ssc-cgl","tag-ssc-competitive-exams","tag-waterlogging","tag-wetlands"],"_links":{"self":[{"href":"https:\/\/mehnatt.com\/index.php?rest_route=\/wp\/v2\/posts\/5225","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mehnatt.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mehnatt.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mehnatt.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mehnatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5225"}],"version-history":[{"count":5,"href":"https:\/\/mehnatt.com\/index.php?rest_route=\/wp\/v2\/posts\/5225\/revisions"}],"predecessor-version":[{"id":5230,"href":"https:\/\/mehnatt.com\/index.php?rest_route=\/wp\/v2\/posts\/5225\/revisions\/5230"}],"wp:attachment":[{"href":"https:\/\/mehnatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5225"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mehnatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5225"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mehnatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5225"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}