{"id":88404,"date":"2025-06-01T07:09:45","date_gmt":"2025-06-01T07:09:45","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=88404"},"modified":"2025-06-01T07:09:45","modified_gmt":"2025-06-01T07:09:45","slug":"bats-detect-obstacles-in-their-path-by-receiving-the-reflected","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/bats-detect-obstacles-in-their-path-by-receiving-the-reflected\/","title":{"rendered":"Bats detect obstacles in their path by receiving the reflected"},"content":{"rendered":"<p>Bats detect obstacles in their path by receiving the reflected<\/p>\n<p>[amp_mcq option1=&#8221;Infrasonic waves&#8221; option2=&#8221;Ultrasonic waves&#8221; option3=&#8221;Radio waves&#8221; option4=&#8221;Microwaves&#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 NDA-2 &#8211; 2017<\/div>\n<\/div>\n<div class=\"pyq-exam-psc-buttons\"><a href=\"\/pyq\/pyq-upsc-nda-2-2017.pdf\" target=\"_blank\" class=\"psc-pdf-button\" rel=\"noopener\">Download PDF<\/a><a href=\"\/pyq-upsc-nda-2-2017\" target=\"_blank\" class=\"psc-attempt-button\" rel=\"noopener\">Attempt Online<\/a><\/div>\n<\/div>\n<section id=\"pyq-correct-answer\">\nThe correct answer is Ultrasonic waves.<br \/>\n<\/section>\n<section id=\"pyq-key-points\">\nBats use a process called echolocation to navigate and find prey in the dark. They emit high-frequency sound waves, which are beyond the range of human hearing (ultrasonic waves). These waves reflect off objects in their path, and the bat detects the returning echoes, interpreting them to build a &#8216;sound map&#8217; of their surroundings, thus detecting obstacles and prey.<br \/>\n<\/section>\n<section id=\"pyq-additional-information\">\nInfrasonic waves are sound waves with frequencies below the human hearing range. Radio waves and microwaves are types of electromagnetic radiation, not sound waves, and are not used by bats for echolocation.<br \/>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Bats detect obstacles in their path by receiving the reflected [amp_mcq option1=&#8221;Infrasonic waves&#8221; option2=&#8221;Ultrasonic waves&#8221; option3=&#8221;Radio waves&#8221; option4=&#8221;Microwaves&#8221; correct=&#8221;option2&#8243;] This question was previously asked in UPSC NDA-2 &#8211; 2017 Download PDFAttempt Online The correct answer is Ultrasonic waves. Bats use a process called echolocation to navigate and find prey in the dark. They emit high-frequency &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"Bats detect obstacles in their path by receiving the reflected\" class=\"read-more button\" href=\"https:\/\/exam.pscnotes.com\/mcq\/bats-detect-obstacles-in-their-path-by-receiving-the-reflected\/#more-88404\">Detailed Solution<span class=\"screen-reader-text\">Bats detect obstacles in their path by receiving the reflected<\/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":[1094],"tags":[1101,1117,1115],"class_list":["post-88404","post","type-post","status-publish","format-standard","hentry","category-upsc-nda-2","tag-1101","tag-biology","tag-miscellaneous","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>Bats detect obstacles in their path by receiving the reflected<\/title>\n<meta name=\"description\" content=\"The correct answer is Ultrasonic waves. Bats use a process called echolocation to navigate and find prey in the dark. They emit high-frequency sound waves, which are beyond the range of human hearing (ultrasonic waves). These waves reflect off objects in their path, and the bat detects the returning echoes, interpreting them to build a &#039;sound map&#039; of their surroundings, thus detecting obstacles and prey.\" \/>\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\/bats-detect-obstacles-in-their-path-by-receiving-the-reflected\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bats detect obstacles in their path by receiving the reflected\" \/>\n<meta property=\"og:description\" content=\"The correct answer is Ultrasonic waves. Bats use a process called echolocation to navigate and find prey in the dark. They emit high-frequency sound waves, which are beyond the range of human hearing (ultrasonic waves). These waves reflect off objects in their path, and the bat detects the returning echoes, interpreting them to build a &#039;sound map&#039; of their surroundings, thus detecting obstacles and prey.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/bats-detect-obstacles-in-their-path-by-receiving-the-reflected\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T07:09:45+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":"Bats detect obstacles in their path by receiving the reflected","description":"The correct answer is Ultrasonic waves. Bats use a process called echolocation to navigate and find prey in the dark. They emit high-frequency sound waves, which are beyond the range of human hearing (ultrasonic waves). These waves reflect off objects in their path, and the bat detects the returning echoes, interpreting them to build a 'sound map' of their surroundings, thus detecting obstacles and prey.","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\/bats-detect-obstacles-in-their-path-by-receiving-the-reflected\/","og_locale":"en_US","og_type":"article","og_title":"Bats detect obstacles in their path by receiving the reflected","og_description":"The correct answer is Ultrasonic waves. Bats use a process called echolocation to navigate and find prey in the dark. They emit high-frequency sound waves, which are beyond the range of human hearing (ultrasonic waves). These waves reflect off objects in their path, and the bat detects the returning echoes, interpreting them to build a 'sound map' of their surroundings, thus detecting obstacles and prey.","og_url":"https:\/\/exam.pscnotes.com\/mcq\/bats-detect-obstacles-in-their-path-by-receiving-the-reflected\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2025-06-01T07:09:45+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\/bats-detect-obstacles-in-their-path-by-receiving-the-reflected\/","url":"https:\/\/exam.pscnotes.com\/mcq\/bats-detect-obstacles-in-their-path-by-receiving-the-reflected\/","name":"Bats detect obstacles in their path by receiving the reflected","isPartOf":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#website"},"datePublished":"2025-06-01T07:09:45+00:00","dateModified":"2025-06-01T07:09:45+00:00","author":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209"},"description":"The correct answer is Ultrasonic waves. Bats use a process called echolocation to navigate and find prey in the dark. They emit high-frequency sound waves, which are beyond the range of human hearing (ultrasonic waves). 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