{"id":90187,"date":"2025-06-01T10:22:32","date_gmt":"2025-06-01T10:22:32","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=90187"},"modified":"2025-06-01T10:22:32","modified_gmt":"2025-06-01T10:22:32","slug":"the-term-biomagnification-is-referred-to-as","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/the-term-biomagnification-is-referred-to-as\/","title":{"rendered":"The term Biomagnification is referred to as"},"content":{"rendered":"

The term Biomagnification is referred to as<\/p>\n

[amp_mcq option1=”increase in the body weight” option2=”uncontrolled growth of harmful organisms” option3=”accumulation of increasing amount of non-degradable pollutant through food chain” option4=”increase in the number of bacteria in a culture medium” correct=”option3″]<\/p>\n

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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
\nBiomagnification is the process whereby the concentration of certain substances, such as heavy metals or persistent organic pollutants, increases in organisms at successively higher levels of a food chain. This happens because these substances are often non-degradable or slowly degradable and accumulate in the tissues of organisms. As one organism consumes multiple organisms from lower trophic levels, the pollutant concentration in its body increases. Option A is incorrect as it refers to body size, not pollutant concentration. Option B describes phenomena like algal blooms, often linked to eutrophication, not biomagnification. Option D describes microbial growth. Option C accurately defines biomagnification as the increasing accumulation of non-degradable pollutants through the food chain.
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\nBiomagnification is the increase in concentration of pollutants in organisms at higher trophic levels due to their persistence and accumulation in tissues as they are transferred up the food chain.
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\nExamples of substances that biomagnify include DDT, PCBs, and heavy metals like mercury and lead. These substances can have significant toxic effects on organisms at higher trophic levels, including humans who consume contaminated fish or meat. Bioaccumulation refers to the accumulation of a substance in an organism, while biomagnification refers to the increasing concentration across successive trophic levels.
\n<\/section>\n","protected":false},"excerpt":{"rendered":"

The term Biomagnification is referred to as [amp_mcq option1=”increase in the body weight” option2=”uncontrolled growth of harmful organisms” option3=”accumulation of increasing amount of non-degradable pollutant through food chain” option4=”increase in the number of bacteria in a culture medium” correct=”option3″] This question was previously asked in UPSC CAPF – 2017 Download PDFAttempt Online Biomagnification is the … <\/p>\n

Detailed SolutionThe term Biomagnification is referred to as<\/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":[1101,1136,1137],"class_list":["post-90187","post","type-post","status-publish","format-standard","hentry","category-upsc-capf","tag-1101","tag-environment-and-ecology","tag-pollution","no-featured-image-padding"],"yoast_head":"\nThe term Biomagnification is referred to as<\/title>\n<meta name=\"description\" content=\"Biomagnification is the process whereby the concentration of certain substances, such as heavy metals or persistent organic pollutants, increases in organisms at successively higher levels of a food chain. This happens because these substances are often non-degradable or slowly degradable and accumulate in the tissues of organisms. As one organism consumes multiple organisms from lower trophic levels, the pollutant concentration in its body increases. Option A is incorrect as it refers to body size, not pollutant concentration. Option B describes phenomena like algal blooms, often linked to eutrophication, not biomagnification. Option D describes microbial growth. Option C accurately defines biomagnification as the increasing accumulation of non-degradable pollutants through the food chain. Biomagnification is the increase in concentration of pollutants in organisms at higher trophic levels due to their persistence and accumulation in tissues as they are transferred up the food chain.\" \/>\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\/the-term-biomagnification-is-referred-to-as\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The term Biomagnification is referred to as\" \/>\n<meta property=\"og:description\" content=\"Biomagnification is the process whereby the concentration of certain substances, such as heavy metals or persistent organic pollutants, increases in organisms at successively higher levels of a food chain. This happens because these substances are often non-degradable or slowly degradable and accumulate in the tissues of organisms. As one organism consumes multiple organisms from lower trophic levels, the pollutant concentration in its body increases. Option A is incorrect as it refers to body size, not pollutant concentration. Option B describes phenomena like algal blooms, often linked to eutrophication, not biomagnification. Option D describes microbial growth. Option C accurately defines biomagnification as the increasing accumulation of non-degradable pollutants through the food chain. Biomagnification is the increase in concentration of pollutants in organisms at higher trophic levels due to their persistence and accumulation in tissues as they are transferred up the food chain.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/the-term-biomagnification-is-referred-to-as\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T10:22:32+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":"The term Biomagnification is referred to as","description":"Biomagnification is the process whereby the concentration of certain substances, such as heavy metals or persistent organic pollutants, increases in organisms at successively higher levels of a food chain. 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