{"id":90177,"date":"2025-06-01T10:22:20","date_gmt":"2025-06-01T10:22:20","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=90177"},"modified":"2025-06-01T10:22:20","modified_gmt":"2025-06-01T10:22:20","slug":"npp-net-primary-productivity-is-highest-for","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/npp-net-primary-productivity-is-highest-for\/","title":{"rendered":"NPP (Net Primary Productivity) is highest for"},"content":{"rendered":"

NPP (Net Primary Productivity) is highest for<\/p>\n

[amp_mcq option1=”tropical forests” option2=”swamps” option3=”reefs” option4=”woodland and shrub land” correct=”option2″]<\/p>\n

\n
\n
This question was previously asked in<\/div>\n
UPSC CAPF – 2017<\/div>\n<\/div>\n
Download PDF<\/a>Attempt Online<\/a><\/div>\n<\/div>\n
\nThe correct answer is B) swamps.
\n<\/section>\n
\nNet Primary Productivity (NPP) is the rate at which producers (like plants) accumulate biomass, equal to Gross Primary Productivity minus the rate of respiration. Ecosystems with high light availability, abundant water, warmth, and nutrient-rich conditions tend to have high NPP. Among the given options, tropical forests, swamps, and reefs all have very high NPP per unit area. However, swamps and marshes (a type of wetland) are consistently cited in ecological studies as having among the highest rates of NPP globally, often exceeding tropical forests and reefs due to high nutrient availability from water flow and decomposition under saturated conditions.
\n<\/section>\n
\nTypical NPP values (in g Carbon\/m\u00b2\/year) for these ecosystems can range widely:
\n* Tropical forests: 1000-3500
\n* Swamps and Marshes: 800-3500
\n* Algal beds and reefs: 1000-2500
\n* Woodland and shrub land: 200-2000
\nWhile the ranges overlap, many ecological sources point to swamps\/marshes and estuaries as having the absolute highest peak NPP values per unit area.
\n<\/section>\n","protected":false},"excerpt":{"rendered":"

NPP (Net Primary Productivity) is highest for [amp_mcq option1=”tropical forests” option2=”swamps” option3=”reefs” option4=”woodland and shrub land” correct=”option2″] This question was previously asked in UPSC CAPF – 2017 Download PDFAttempt Online The correct answer is B) swamps. Net Primary Productivity (NPP) is the rate at which producers (like plants) accumulate biomass, equal to Gross Primary Productivity … <\/p>\n

Detailed SolutionNPP (Net Primary Productivity) is highest for<\/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":[1085],"tags":[1101,1367,1136],"class_list":["post-90177","post","type-post","status-publish","format-standard","hentry","category-upsc-capf","tag-1101","tag-ecology","tag-environment-and-ecology","no-featured-image-padding"],"yoast_head":"\nNPP (Net Primary Productivity) is highest for<\/title>\n<meta name=\"description\" content=\"The correct answer is B) swamps. Net Primary Productivity (NPP) is the rate at which producers (like plants) accumulate biomass, equal to Gross Primary Productivity minus the rate of respiration. Ecosystems with high light availability, abundant water, warmth, and nutrient-rich conditions tend to have high NPP. Among the given options, tropical forests, swamps, and reefs all have very high NPP per unit area. However, swamps and marshes (a type of wetland) are consistently cited in ecological studies as having among the highest rates of NPP globally, often exceeding tropical forests and reefs due to high nutrient availability from water flow and decomposition under saturated conditions.\" \/>\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\/npp-net-primary-productivity-is-highest-for\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NPP (Net Primary Productivity) is highest for\" \/>\n<meta property=\"og:description\" content=\"The correct answer is B) swamps. Net Primary Productivity (NPP) is the rate at which producers (like plants) accumulate biomass, equal to Gross Primary Productivity minus the rate of respiration. Ecosystems with high light availability, abundant water, warmth, and nutrient-rich conditions tend to have high NPP. Among the given options, tropical forests, swamps, and reefs all have very high NPP per unit area. However, swamps and marshes (a type of wetland) are consistently cited in ecological studies as having among the highest rates of NPP globally, often exceeding tropical forests and reefs due to high nutrient availability from water flow and decomposition under saturated conditions.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/npp-net-primary-productivity-is-highest-for\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T10:22:20+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":"NPP (Net Primary Productivity) is highest for","description":"The correct answer is B) swamps. 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