{"id":89057,"date":"2025-06-01T07:28:32","date_gmt":"2025-06-01T07:28:32","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=89057"},"modified":"2025-06-01T07:28:32","modified_gmt":"2025-06-01T07:28:32","slug":"organisms-of-which-of-the-following-phylum-are-called-sponges","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/organisms-of-which-of-the-following-phylum-are-called-sponges\/","title":{"rendered":"Organisms of which of the following phylum are called sponges ?"},"content":{"rendered":"<p>Organisms of which of the following phylum are called sponges ?<\/p>\n<p>[amp_mcq option1=&#8221;Coelenterata&#8221; option2=&#8221;Platyhelminthes&#8221; option3=&#8221;Porifera&#8221; option4=&#8221;Echinodermata&#8221; correct=&#8221;option3&#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; 2024<\/div>\n<\/div>\n<div class=\"pyq-exam-psc-buttons\"><a href=\"\/pyq\/pyq-upsc-nda-2-2024.pdf\" target=\"_blank\" class=\"psc-pdf-button\" rel=\"noopener\">Download PDF<\/a><a href=\"\/pyq-upsc-nda-2-2024\" target=\"_blank\" class=\"psc-attempt-button\" rel=\"noopener\">Attempt Online<\/a><\/div>\n<\/div>\n<section id=\"pyq-correct-answer\">\nOrganisms belonging to the phylum Porifera are commonly known as sponges. The name &#8220;Porifera&#8221; means &#8220;pore-bearers,&#8221; which describes the characteristic feature of sponges having a body permeated by pores.<br \/>\n<\/section>\n<section id=\"pyq-key-points\">\nPorifera are the simplest multicellular animals, typically sessile aquatic organisms. They lack true tissues and organs and filter feed water that passes through their porous bodies.<br \/>\n<\/section>\n<section id=\"pyq-additional-information\">\nCoelenterata (now more commonly called Cnidaria) includes jellyfish, sea anemones, and corals, characterized by a radial symmetry and stinging cells (cnidocytes). Platyhelminthes are flatworms (e.g., tapeworms, flukes), known for their flattened body shape and bilateral symmetry. Echinodermata includes marine animals like starfish, sea urchins, and sea cucumbers, characterized by radial symmetry (often pentaradial) and a water vascular system.<br \/>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Organisms of which of the following phylum are called sponges ? [amp_mcq option1=&#8221;Coelenterata&#8221; option2=&#8221;Platyhelminthes&#8221; option3=&#8221;Porifera&#8221; option4=&#8221;Echinodermata&#8221; correct=&#8221;option3&#8243;] This question was previously asked in UPSC NDA-2 &#8211; 2024 Download PDFAttempt Online Organisms belonging to the phylum Porifera are commonly known as sponges. The name &#8220;Porifera&#8221; means &#8220;pore-bearers,&#8221; which describes the characteristic feature of sponges having a &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"Organisms of which of the following phylum are called sponges ?\" class=\"read-more button\" href=\"https:\/\/exam.pscnotes.com\/mcq\/organisms-of-which-of-the-following-phylum-are-called-sponges\/#more-89057\">Detailed Solution<span class=\"screen-reader-text\">Organisms of which of the following phylum are called sponges ?<\/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":[1103,1117,1243],"class_list":["post-89057","post","type-post","status-publish","format-standard","hentry","category-upsc-nda-2","tag-1103","tag-biology","tag-taxonomy","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>Organisms of which of the following phylum are called sponges ?<\/title>\n<meta name=\"description\" content=\"Organisms belonging to the phylum Porifera are commonly known as sponges. The name &quot;Porifera&quot; means &quot;pore-bearers,&quot; which describes the characteristic feature of sponges having a body permeated by pores. Porifera are the simplest multicellular animals, typically sessile aquatic organisms. They lack true tissues and organs and filter feed water that passes through their porous bodies.\" \/>\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\/organisms-of-which-of-the-following-phylum-are-called-sponges\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Organisms of which of the following phylum are called sponges ?\" \/>\n<meta property=\"og:description\" content=\"Organisms belonging to the phylum Porifera are commonly known as sponges. The name &quot;Porifera&quot; means &quot;pore-bearers,&quot; which describes the characteristic feature of sponges having a body permeated by pores. Porifera are the simplest multicellular animals, typically sessile aquatic organisms. They lack true tissues and organs and filter feed water that passes through their porous bodies.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/organisms-of-which-of-the-following-phylum-are-called-sponges\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T07:28:32+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":"Organisms of which of the following phylum are called sponges ?","description":"Organisms belonging to the phylum Porifera are commonly known as sponges. The name \"Porifera\" means \"pore-bearers,\" which describes the characteristic feature of sponges having a body permeated by pores. Porifera are the simplest multicellular animals, typically sessile aquatic organisms. They lack true tissues and organs and filter feed water that passes through their porous bodies.","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\/organisms-of-which-of-the-following-phylum-are-called-sponges\/","og_locale":"en_US","og_type":"article","og_title":"Organisms of which of the following phylum are called sponges ?","og_description":"Organisms belonging to the phylum Porifera are commonly known as sponges. The name \"Porifera\" means \"pore-bearers,\" which describes the characteristic feature of sponges having a body permeated by pores. Porifera are the simplest multicellular animals, typically sessile aquatic organisms. They lack true tissues and organs and filter feed water that passes through their porous bodies.","og_url":"https:\/\/exam.pscnotes.com\/mcq\/organisms-of-which-of-the-following-phylum-are-called-sponges\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2025-06-01T07:28:32+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\/organisms-of-which-of-the-following-phylum-are-called-sponges\/","url":"https:\/\/exam.pscnotes.com\/mcq\/organisms-of-which-of-the-following-phylum-are-called-sponges\/","name":"Organisms of which of the following phylum are called sponges ?","isPartOf":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#website"},"datePublished":"2025-06-01T07:28:32+00:00","dateModified":"2025-06-01T07:28:32+00:00","author":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209"},"description":"Organisms belonging to the phylum Porifera are commonly known as sponges. The name \"Porifera\" means \"pore-bearers,\" which describes the characteristic feature of sponges having a body permeated by pores. Porifera are the simplest multicellular animals, typically sessile aquatic organisms. 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