{"id":85041,"date":"2025-06-01T03:00:53","date_gmt":"2025-06-01T03:00:53","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=85041"},"modified":"2025-06-01T03:00:53","modified_gmt":"2025-06-01T03:00:53","slug":"which-one-of-the-following-soils-is-characterized-by-very-high-content","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-soils-is-characterized-by-very-high-content\/","title":{"rendered":"Which one of the following soils is characterized by very high content"},"content":{"rendered":"<p>Which one of the following soils is characterized by very high content of organic matter?<\/p>\n<p>[amp_mcq option1=&#8221;Vertisol&#8221; option2=&#8221;Histosol&#8221; option3=&#8221;Gelisol&#8221; option4=&#8221;Spodosol&#8221; correct=&#8221;option2&#8243;]<\/p>\n<div class=\"psc-box-pyq-exam-year-detail\">\n<div class=\"pyq-exam\">\n<div class=\"psc-heading\">This question was previously asked in<\/div>\n<div class=\"psc-title line-ellipsis\">UPSC CDS-1 &#8211; 2020<\/div>\n<\/div>\n<div class=\"pyq-exam-psc-buttons\"><a href=\"\/pyq\/pyq-upsc-cds-1-2020.pdf\" target=\"_blank\" class=\"psc-pdf-button\" rel=\"noopener\">Download PDF<\/a><a href=\"\/pyq-upsc-cds-1-2020\" target=\"_blank\" class=\"psc-attempt-button\" rel=\"noopener\">Attempt Online<\/a><\/div>\n<\/div>\n<section id=\"pyq-correct-answer\">\nThe correct answer is B) Histosol.<br \/>\n<\/section>\n<section id=\"pyq-key-points\">\nSoil taxonomy classifies soils based on their properties. Histosols are a soil order characterized by a very high content of organic matter, typically formed in saturated or anaerobic conditions like wetlands, bogs, and swamps where the decomposition of organic material is slow. Vertisols are clayey soils that shrink and swell significantly with changes in moisture content. Gelisols are soils of very cold climates that contain permafrost within 100 cm of the surface or exhibit evidence of cryoturbation. Spodosols are acidic soils common in coniferous or mixed forests, characterized by the accumulation of organic matter, aluminum, and\/or iron in subsurface horizons, but they are not primarily composed of organic matter like Histosols.<br \/>\n<\/section>\n<section id=\"pyq-additional-information\">\nHistosols are also known by common names such as peats and mucks. They are very fertile when drained, but drainage can lead to subsidence and oxidation of the organic matter, releasing carbon dioxide.<br \/>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Which one of the following soils is characterized by very high content of organic matter? [amp_mcq option1=&#8221;Vertisol&#8221; option2=&#8221;Histosol&#8221; option3=&#8221;Gelisol&#8221; option4=&#8221;Spodosol&#8221; correct=&#8221;option2&#8243;] This question was previously asked in UPSC CDS-1 &#8211; 2020 Download PDFAttempt Online The correct answer is B) Histosol. Soil taxonomy classifies soils based on their properties. Histosols are a soil order characterized by &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"Which one of the following soils is characterized by very high content\" class=\"read-more button\" href=\"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-soils-is-characterized-by-very-high-content\/#more-85041\">Detailed Solution<span class=\"screen-reader-text\">Which one of the following soils is characterized by very high content<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1087],"tags":[1288,1131,1134],"class_list":["post-85041","post","type-post","status-publish","format-standard","hentry","category-upsc-cds-1","tag-1288","tag-indian-geography","tag-soils","no-featured-image-padding"],"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>Which one of the following soils is characterized by very high content<\/title>\n<meta name=\"description\" content=\"The correct answer is B) Histosol. Soil taxonomy classifies soils based on their properties. Histosols are a soil order characterized by a very high content of organic matter, typically formed in saturated or anaerobic conditions like wetlands, bogs, and swamps where the decomposition of organic material is slow. Vertisols are clayey soils that shrink and swell significantly with changes in moisture content. Gelisols are soils of very cold climates that contain permafrost within 100 cm of the surface or exhibit evidence of cryoturbation. Spodosols are acidic soils common in coniferous or mixed forests, characterized by the accumulation of organic matter, aluminum, and\/or iron in subsurface horizons, but they are not primarily composed of organic matter like Histosols.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-soils-is-characterized-by-very-high-content\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Which one of the following soils is characterized by very high content\" \/>\n<meta property=\"og:description\" content=\"The correct answer is B) Histosol. Soil taxonomy classifies soils based on their properties. Histosols are a soil order characterized by a very high content of organic matter, typically formed in saturated or anaerobic conditions like wetlands, bogs, and swamps where the decomposition of organic material is slow. Vertisols are clayey soils that shrink and swell significantly with changes in moisture content. Gelisols are soils of very cold climates that contain permafrost within 100 cm of the surface or exhibit evidence of cryoturbation. Spodosols are acidic soils common in coniferous or mixed forests, characterized by the accumulation of organic matter, aluminum, and\/or iron in subsurface horizons, but they are not primarily composed of organic matter like Histosols.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-soils-is-characterized-by-very-high-content\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T03:00:53+00:00\" \/>\n<meta name=\"author\" content=\"rawan239\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"rawan239\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Which one of the following soils is characterized by very high content","description":"The correct answer is B) Histosol. Soil taxonomy classifies soils based on their properties. Histosols are a soil order characterized by a very high content of organic matter, typically formed in saturated or anaerobic conditions like wetlands, bogs, and swamps where the decomposition of organic material is slow. Vertisols are clayey soils that shrink and swell significantly with changes in moisture content. Gelisols are soils of very cold climates that contain permafrost within 100 cm of the surface or exhibit evidence of cryoturbation. Spodosols are acidic soils common in coniferous or mixed forests, characterized by the accumulation of organic matter, aluminum, and\/or iron in subsurface horizons, but they are not primarily composed of organic matter like Histosols.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-soils-is-characterized-by-very-high-content\/","og_locale":"en_US","og_type":"article","og_title":"Which one of the following soils is characterized by very high content","og_description":"The correct answer is B) Histosol. Soil taxonomy classifies soils based on their properties. Histosols are a soil order characterized by a very high content of organic matter, typically formed in saturated or anaerobic conditions like wetlands, bogs, and swamps where the decomposition of organic material is slow. Vertisols are clayey soils that shrink and swell significantly with changes in moisture content. Gelisols are soils of very cold climates that contain permafrost within 100 cm of the surface or exhibit evidence of cryoturbation. Spodosols are acidic soils common in coniferous or mixed forests, characterized by the accumulation of organic matter, aluminum, and\/or iron in subsurface horizons, but they are not primarily composed of organic matter like Histosols.","og_url":"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-soils-is-characterized-by-very-high-content\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2025-06-01T03:00:53+00:00","author":"rawan239","twitter_card":"summary_large_image","twitter_misc":{"Written by":"rawan239","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-soils-is-characterized-by-very-high-content\/","url":"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-soils-is-characterized-by-very-high-content\/","name":"Which one of the following soils is characterized by very high content","isPartOf":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#website"},"datePublished":"2025-06-01T03:00:53+00:00","dateModified":"2025-06-01T03:00:53+00:00","author":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209"},"description":"The correct answer is B) Histosol. Soil taxonomy classifies soils based on their properties. Histosols are a soil order characterized by a very high content of organic matter, typically formed in saturated or anaerobic conditions like wetlands, bogs, and swamps where the decomposition of organic material is slow. Vertisols are clayey soils that shrink and swell significantly with changes in moisture content. Gelisols are soils of very cold climates that contain permafrost within 100 cm of the surface or exhibit evidence of cryoturbation. Spodosols are acidic soils common in coniferous or mixed forests, characterized by the accumulation of organic matter, aluminum, and\/or iron in subsurface horizons, but they are not primarily composed of organic matter like Histosols.","breadcrumb":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-soils-is-characterized-by-very-high-content\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-soils-is-characterized-by-very-high-content\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-soils-is-characterized-by-very-high-content\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/exam.pscnotes.com\/mcq\/"},{"@type":"ListItem","position":2,"name":"UPSC CDS-1","item":"https:\/\/exam.pscnotes.com\/mcq\/category\/upsc-cds-1\/"},{"@type":"ListItem","position":3,"name":"Which one of the following soils is characterized by very high content"}]},{"@type":"WebSite","@id":"https:\/\/exam.pscnotes.com\/mcq\/#website","url":"https:\/\/exam.pscnotes.com\/mcq\/","name":"MCQ and Quiz for Exams","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/exam.pscnotes.com\/mcq\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209","name":"rawan239","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/761a7274f9cce048fa5b921221e7934820d74514df93ef195a9d22af0c1c9001?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/761a7274f9cce048fa5b921221e7934820d74514df93ef195a9d22af0c1c9001?s=96&d=mm&r=g","caption":"rawan239"},"sameAs":["https:\/\/exam.pscnotes.com"],"url":"https:\/\/exam.pscnotes.com\/mcq\/author\/rawan239\/"}]}},"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts\/85041","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/comments?post=85041"}],"version-history":[{"count":0,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts\/85041\/revisions"}],"wp:attachment":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/media?parent=85041"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/categories?post=85041"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/tags?post=85041"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}