{"id":27224,"date":"2024-02-15T06:27:22","date_gmt":"2024-02-15T06:27:22","guid":{"rendered":"https:\/\/edukemy.com\/blog\/?p=27224"},"modified":"2024-02-15T06:27:24","modified_gmt":"2024-02-15T06:27:24","slug":"upsc-prelims-2023-question-69","status":"publish","type":"post","link":"https:\/\/edukemy.com\/blog\/upsc-prelims-2023-question-69\/","title":{"rendered":"UPSC Prelims 2023 &#8211; Question 69"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full is-resized\"><a href=\"https:\/\/edukemy.com\/upsc\/upsc-prelims-test-series?utm_source=Blog&amp;utm_medium=Blog&amp;utm_campaign=Blog-%20PTS\" target=\"_blank\" rel=\"noreferrer noopener\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/edukemy.com\/blog\/wp-content\/uploads\/2024\/02\/Prelims-Test-Series-eng-and-hindi-1280\u00d7330.svg\" alt=\"UPSC Prelims Mock Test - ECONOMY 2\" class=\"wp-image-24924\" width=\"779\" height=\"199\"\/><\/a><\/figure>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_73 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<label for=\"ez-toc-cssicon-toggle-item-69ef4566c6dbe\" class=\"ez-toc-cssicon-toggle-label\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-cssicon\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-69ef4566c6dbe\"  \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/edukemy.com\/blog\/upsc-prelims-2023-question-69\/#Q69_%E2%80%98Aerial_metagenomics_best_refers_to_which_one_of_the_following_situations\" title=\"Q69. &#8216;Aerial metagenomics&#8217; best refers to which one of the following situations?\u00a0\">Q69. &#8216;Aerial metagenomics&#8217; best refers to which one of the following situations?\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/edukemy.com\/blog\/upsc-prelims-2023-question-69\/#Correct_Answer_Option_a\" title=\"Correct Answer: Option (a)&nbsp;\">Correct Answer: Option (a)&nbsp;<\/a><\/li><\/ul><\/nav><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Q69_%E2%80%98Aerial_metagenomics_best_refers_to_which_one_of_the_following_situations\"><\/span>Q69. &#8216;Aerial metagenomics&#8217; best refers to which one of the following situations?\u00a0<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ol class=\"wp-block-list\"><li>Collecting DNA samples from air in a habitat at one go&nbsp;<\/li><\/ol>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\"><li>Understanding the genetic makeup of avian species of a habitat&nbsp;<\/li><\/ol>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\"><li>Using air-borne devices to collect blood samples from moving animals&nbsp;<\/li><\/ol>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\"><li>Sending drones to inaccessible areas to collect plant and animal samples from land surfaces and water bodies&nbsp;<\/li><\/ol>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Correct_Answer_Option_a\"><\/span>Correct Answer: Option (a)&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>Metagenomics is the study of the structure and function of entire nucleotide sequences isolated and analyzed from all the organisms (typically microbes) in a bulk sample. Aerial metagenomics is a scientific field that involves studying the genetic material present in the air, specifically the DNA and RNA of microorganisms suspended in the atmosphere. It focuses on the analysis of the microbial communities or microbiomes found in the air samples collected from various environments such as outdoor air, indoor air, and airborne particles. Hence, <strong>option (a) is correct<\/strong>.\u00a0<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><a href=\"https:\/\/edukemy.com\/upsc\/upsc-essay?utm_source=Blog&amp;utm_medium=Banner&amp;utm_campaign=Essay\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" data-src=\"https:\/\/edukemy.com\/blog\/wp-content\/uploads\/2024\/06\/UPSC-Essay-Course-1280\u00d7300-1-3.svg\" alt=\"\" class=\"wp-image-42688 lazyload\" width=\"781\" height=\"182\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 781px; --smush-placeholder-aspect-ratio: 781\/182;\" \/><\/a><\/figure>\n\n\n\n<p>For UPSC Prelims Resources,&nbsp;<a href=\"https:\/\/edukemy.com\/upsc-cse-prelims-resource-centre\" target=\"_blank\" rel=\"noreferrer noopener\">Click here<\/a><\/p>\n\n\n\n<p>For Daily Updates and Study Material:<\/p>\n\n\n\n<p>Join our Telegram Channel \u2013&nbsp;<a href=\"https:\/\/t.me\/WithEdukemy4IAS\" target=\"_blank\" rel=\"noreferrer noopener\">Edukemy for IAS<\/a><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>1. 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