{"id":86937,"date":"2025-06-01T04:23:52","date_gmt":"2025-06-01T04:23:52","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=86937"},"modified":"2025-06-01T04:23:52","modified_gmt":"2025-06-01T04:23:52","slug":"which-one-of-the-following-important-greenhouse-gases-is-not-conside","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-important-greenhouse-gases-is-not-conside\/","title":{"rendered":"Which one of the following important greenhouse gases is not conside"},"content":{"rendered":"

Which one of the following important greenhouse gases is not<\/i> considered to be largely changed in its amount due to human activities?<\/p>\n

[amp_mcq option1=”Water vapour” option2=”Carbon dioxide” option3=”Chlorofluorocarbon” option4=”Methane” correct=”option1″]<\/p>\n

\n
\n
This question was previously asked in<\/div>\n
UPSC Geoscientist – 2022<\/div>\n<\/div>\n
Download PDF<\/a>Attempt Online<\/a><\/div>\n<\/div>\n
\nWater vapor (H\u2082O) is the most abundant greenhouse gas in the atmosphere. However, its concentration is primarily controlled by temperature and the water cycle (evaporation, condensation, precipitation). While the amount of water vapor *changes* in response to global warming caused by other greenhouse gases (acting as a positive feedback loop, where warmer air holds more water vapor), human activities do not directly and significantly change the *global* atmospheric concentration of water vapor through emissions in the way they do for carbon dioxide, methane, and chlorofluorocarbons. Carbon dioxide (from burning fossil fuels, deforestation), methane (from agriculture, fossil fuels), and chlorofluorocarbons (synthetic chemicals) have seen their atmospheric concentrations dramatically increased primarily due to human activities.
\n<\/section>\n
\n– Water vapor concentration is mainly controlled by temperature and natural processes.
\n– CO\u2082, CH\u2084, and CFCs concentrations are significantly increased by direct human emissions.
\n– Water vapor acts largely as a feedback to changes initiated by other greenhouse gases.
\n<\/section>\n
\nWater vapor contributes significantly to the natural greenhouse effect. Its concentration in the atmosphere varies geographically and temporally, but the overall global atmospheric burden is not primarily driven by direct human emissions like the other listed gases.
\n<\/section>\n","protected":false},"excerpt":{"rendered":"

Which one of the following important greenhouse gases is not considered to be largely changed in its amount due to human activities? [amp_mcq option1=”Water vapour” option2=”Carbon dioxide” option3=”Chlorofluorocarbon” option4=”Methane” correct=”option1″] This question was previously asked in UPSC Geoscientist – 2022 Download PDFAttempt Online Water vapor (H\u2082O) is the most abundant greenhouse gas in the atmosphere. … <\/p>\n

Detailed SolutionWhich one of the following important greenhouse gases is not conside<\/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":[1091],"tags":[1108,1136,1259],"class_list":["post-86937","post","type-post","status-publish","format-standard","hentry","category-upsc-geoscientist","tag-1108","tag-environment-and-ecology","tag-greenhouse-effect-and-climate-change","no-featured-image-padding"],"yoast_head":"\nWhich one of the following important greenhouse gases is not conside<\/title>\n<meta name=\"description\" content=\"Water vapor (H\u2082O) is the most abundant greenhouse gas in the atmosphere. However, its concentration is primarily controlled by temperature and the water cycle (evaporation, condensation, precipitation). While the amount of water vapor *changes* in response to global warming caused by other greenhouse gases (acting as a positive feedback loop, where warmer air holds more water vapor), human activities do not directly and significantly change the *global* atmospheric concentration of water vapor through emissions in the way they do for carbon dioxide, methane, and chlorofluorocarbons. Carbon dioxide (from burning fossil fuels, deforestation), methane (from agriculture, fossil fuels), and chlorofluorocarbons (synthetic chemicals) have seen their atmospheric concentrations dramatically increased primarily due to human activities. - Water vapor concentration is mainly controlled by temperature and natural processes. - CO\u2082, CH\u2084, and CFCs concentrations are significantly increased by direct human emissions. - Water vapor acts largely as a feedback to changes initiated by other greenhouse gases.\" \/>\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-important-greenhouse-gases-is-not-conside\/\" \/>\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 important greenhouse gases is not conside\" \/>\n<meta property=\"og:description\" content=\"Water vapor (H\u2082O) is the most abundant greenhouse gas in the atmosphere. However, its concentration is primarily controlled by temperature and the water cycle (evaporation, condensation, precipitation). While the amount of water vapor *changes* in response to global warming caused by other greenhouse gases (acting as a positive feedback loop, where warmer air holds more water vapor), human activities do not directly and significantly change the *global* atmospheric concentration of water vapor through emissions in the way they do for carbon dioxide, methane, and chlorofluorocarbons. Carbon dioxide (from burning fossil fuels, deforestation), methane (from agriculture, fossil fuels), and chlorofluorocarbons (synthetic chemicals) have seen their atmospheric concentrations dramatically increased primarily due to human activities. - Water vapor concentration is mainly controlled by temperature and natural processes. - CO\u2082, CH\u2084, and CFCs concentrations are significantly increased by direct human emissions. - Water vapor acts largely as a feedback to changes initiated by other greenhouse gases.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-important-greenhouse-gases-is-not-conside\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T04:23:52+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 important greenhouse gases is not conside","description":"Water vapor (H\u2082O) is the most abundant greenhouse gas in the atmosphere. 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