{"id":5247,"date":"2025-11-21T15:58:56","date_gmt":"2025-11-21T15:58:56","guid":{"rendered":"https:\/\/mehnatt.com\/?p=5247"},"modified":"2025-11-21T15:58:56","modified_gmt":"2025-11-21T15:58:56","slug":"mcqs-based-on-environment-18","status":"publish","type":"post","link":"https:\/\/mehnatt.com\/?p=5247","title":{"rendered":"MCQs Based On Environment &#8211; (18)"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">Q1. Which of the following is a unique adaptation of mangrove trees to survive in anaerobic soil conditions?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">Fibrous roots<\/li>\n\n\n\n<li style=\"font-size:17px\">Stilt roots<\/li>\n\n\n\n<li style=\"font-size:17px\">Pneumatophores<\/li>\n\n\n\n<li style=\"font-size:17px\">Taproots<\/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. Pneumatophores <br\/>\n<strong>Explanation:<\/strong> Pneumatophores are specialized aerial roots that grow upward to obtain oxygen in the oxygen-poor (anaerobic) muddy soil where mangroves grow.\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. What is the term used for the reproductive strategy in mangroves where seeds germinate while still attached to the parent tree?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">Viviparity<\/li>\n\n\n\n<li style=\"font-size:17px\">Asexual reproduction<\/li>\n\n\n\n<li style=\"font-size:17px\">Germination<\/li>\n\n\n\n<li style=\"font-size:17px\">Propagation<\/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. Viviparity <br\/>\n<strong>Explanation:<\/strong> Viviparity in mangroves allows the seedling to develop on the parent plant, giving it a better chance of survival in saline and unstable soil conditions.\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 mangrove species is known for its prominent prop roots?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">Sonneratia<\/li>\n\n\n\n<li style=\"font-size:17px\">Avicennia<\/li>\n\n\n\n<li style=\"font-size:17px\">Rhizophora<\/li>\n\n\n\n<li style=\"font-size:17px\">Bruguiera<\/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. Rhizophora <br\/>\n<strong>Explanation:<\/strong> Rhizophora species develop prominent prop roots that help provide structural support and facilitate gas exchange.\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. Mangroves are primarily found in which type of habitat?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">Desert oases<\/li>\n\n\n\n<li style=\"font-size:17px\">Alpine meadows<\/li>\n\n\n\n<li style=\"font-size:17px\">Mountain slopes<\/li>\n\n\n\n<li style=\"font-size:17px\">Coastal tidal flats and estuaries<\/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. Coastal tidal flats and estuaries <br\/>\n<strong>Explanation:<\/strong> Mangroves thrive in intertidal zones of sheltered coastal areas where saltwater and freshwater mix, such as estuaries and tidal flats.\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 of the following is NOT a function of mangroves?<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li style=\"font-size:17px\">Providing breeding grounds for fish<\/li>\n\n\n\n<li style=\"font-size:17px\">Increasing salt levels in coastal areas<\/li>\n\n\n\n<li style=\"font-size:17px\">Preventing coastal erosion<\/li>\n\n\n\n<li style=\"font-size:17px\">Absorbing freshwater from saline water<\/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. Increasing salt levels in coastal areas <br\/>\n<strong>Explanation:<\/strong> Mangroves help reduce salinity by absorbing freshwater and some can even excrete salt. They do not increase salinity.\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n","protected":false},"excerpt":{"rendered":"<p>Q1. Which of the following is a unique adaptation of mangrove trees to survive in anaerobic soil conditions? View Answer Correct Option: 3. Pneumatophores Explanation: Pneumatophores are specialized aerial roots that grow upward to obtain oxygen in the oxygen-poor (anaerobic) muddy soil where mangroves grow. Q2. What is the term used for the reproductive strategy [&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":[77,16,21,78,76,15,20,14],"class_list":["post-5247","post","type-post","status-publish","format-standard","hentry","category-environment","tag-anaerobic","tag-bank","tag-competitive-exams","tag-mangrove","tag-mangrove-trees","tag-rrb","tag-ssc-cgl","tag-ssc-competitive-exams"],"_links":{"self":[{"href":"https:\/\/mehnatt.com\/index.php?rest_route=\/wp\/v2\/posts\/5247","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=5247"}],"version-history":[{"count":7,"href":"https:\/\/mehnatt.com\/index.php?rest_route=\/wp\/v2\/posts\/5247\/revisions"}],"predecessor-version":[{"id":5254,"href":"https:\/\/mehnatt.com\/index.php?rest_route=\/wp\/v2\/posts\/5247\/revisions\/5254"}],"wp:attachment":[{"href":"https:\/\/mehnatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5247"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mehnatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5247"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mehnatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5247"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}