{"id":3825,"date":"2023-01-09T10:29:19","date_gmt":"2023-01-09T10:29:19","guid":{"rendered":"https:\/\/8thclass.deltapublications.in\/?page_id=3825"},"modified":"2025-08-21T11:55:24","modified_gmt":"2025-08-21T11:55:24","slug":"s-2-a-micro-organisms","status":"publish","type":"page","link":"https:\/\/8thclass.deltapublications.in\/index.php\/s-2-a-micro-organisms\/","title":{"rendered":"s-2.a Micro-Organisms"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center has-text-color\" style=\"color:#00056d;text-transform:uppercase\"><strong>Micro-Organisms<\/strong><\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div style=\"position: relative; width: 100%; height: 0; padding-top: 56.2500%;\n padding-bottom: 0; box-shadow: 0 2px 8px 0 rgba(63,69,81,0.16); margin-top: 1.6em; margin-bottom: 0.9em; overflow: hidden;\n border-radius: 8px; will-change: transform;\">\n  <iframe loading=\"lazy\" style=\"position: absolute; width: 100%; height: 100%; top: 0; left: 0; border: none; padding: 0;margin: 0;\"\n    src=\"https:\/\/www.canva.com\/design\/DAF3iYLRyY4\/R0KlNXuuqeJ7YHv5z8Gumw\/watch?embed\" allowfullscreen=\"allowfullscreen\" allow=\"fullscreen\">\n  <\/iframe>\n<\/div>\n<a href=\"https:&#x2F;&#x2F;www.canva.com&#x2F;design&#x2F;DAF3iYLRyY4&#x2F;R0KlNXuuqeJ7YHv5z8Gumw&#x2F;watch?utm_content=DAF3iYLRyY4&amp;utm_campaign=designshare&amp;utm_medium=embeds&amp;utm_source=link\" target=\"_blank\" rel=\"noopener\">micro organisms<\/a> by Delta publications\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-color has-huge-font-size\" style=\"color:#74008b\"><strong>key notes<\/strong> :-<\/p>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-4a8d8d1b47f86cd4ea92c74fa5ebf799\" style=\"color:#000060\"><strong>What are Micro-Organisms?<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"393\" src=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/Untitled-design-70.png\" alt=\"\" class=\"wp-image-18532\" style=\"width:490px;height:auto\" srcset=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/Untitled-design-70.png 750w, https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/Untitled-design-70-300x157.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/figure><\/div>\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Micro-organisms, also known as microbes, are tiny living organisms that are <strong>too small to be seen with the naked eye<\/strong>. They can only be observed using a microscope.<\/li>\n\n\n\n<li>Examples include <strong>bacteria, viruses, fungi, protozoa,<\/strong> and <strong>algae<\/strong>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-30e7e03fabf6711a8d6301e4c7ce7481\" style=\"color:#000060\"><strong>Types of Micro-Organisms<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"338\" src=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/9a8b8249-e6c2-4d30-8bd8-974ffbaae68d.png\" alt=\"\" class=\"wp-image-18533\" style=\"width:549px;height:auto\" srcset=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/9a8b8249-e6c2-4d30-8bd8-974ffbaae68d.png 800w, https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/9a8b8249-e6c2-4d30-8bd8-974ffbaae68d-300x127.png 300w, https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/9a8b8249-e6c2-4d30-8bd8-974ffbaae68d-768x324.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure><\/div>\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li><strong>Bacteria<\/strong>: Single-celled organisms found in various environments. Some are beneficial (e.g., in digestion), while others can cause diseases (e.g., tuberculosis).<\/li>\n\n\n\n<li><strong>Viruses<\/strong>: Non-living outside a host but can reproduce within living cells, causing diseases like the flu, chickenpox, and COVID-19.<\/li>\n\n\n\n<li><strong>Fungi<\/strong>: Can be unicellular (like yeast) or multicellular (like molds and mushrooms). Some fungi are used in food production (e.g., bread making), while others can cause infections.<\/li>\n\n\n\n<li><strong>Protozoa<\/strong>: Single-celled organisms found in water and soil; some are harmful, such as those causing malaria.<\/li>\n\n\n\n<li><strong>Algae<\/strong>: Simple, plant-like organisms found in water that produce oxygen through photosynthesis.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-77b87c96ed6f57e66fd5fb654c8a3997\" style=\"color:#000060\"><strong>Where Do Micro-Organisms Live?<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Micro-organisms are found almost <strong>everywhere<\/strong>\u2014in soil, water, air, and even inside the bodies of other organisms.<\/li>\n\n\n\n<li>They can thrive in <strong>extreme conditions<\/strong>, such as hot springs, deep oceans, and polar ice caps.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-3b88e6e276ed99b71ef722398c3bdcf7\" style=\"color:#000060\"><strong>Useful Micro-Organisms<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li><strong>In Food Production<\/strong>:\n<ul class=\"wp-block-list\">\n<li><strong>Bacteria<\/strong> are used in making curd, cheese, and vinegar.<\/li>\n\n\n\n<li><strong>Yeast<\/strong> is used in baking and brewing to produce alcohol and carbon dioxide.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>In Medicine<\/strong>:\n<ul class=\"wp-block-list\">\n<li>Antibiotics, such as penicillin, are produced by certain fungi and bacteria to treat bacterial infections.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>In Agriculture<\/strong>:\n<ul class=\"wp-block-list\">\n<li>Certain bacteria (like <strong>Rhizobium<\/strong>) help fix nitrogen in the soil, enriching its fertility.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>In Decomposition<\/strong>:\n<ul class=\"wp-block-list\">\n<li>Micro-organisms break down organic waste, turning it into compost, which improves soil quality.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-f2e9cd779da1d66172b59f4fddd3d06e\" style=\"color:#000060\"><strong>Harmful Micro-Organisms<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"313\" src=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/Untitled-design-71.png\" alt=\"\" class=\"wp-image-18534\" style=\"width:549px;height:auto\" srcset=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/Untitled-design-71.png 750w, https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2024\/11\/Untitled-design-71-300x125.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/figure><\/div>\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li><strong>Pathogens<\/strong> are micro-organisms that cause diseases in humans, animals, and plants.<\/li>\n\n\n\n<li>Diseases caused by bacteria: Tuberculosis, cholera.<\/li>\n\n\n\n<li>Diseases caused by viruses: Influenza, measles, AIDS.<\/li>\n\n\n\n<li>Fungal infections: Athlete&#8217;s foot, ringworm.<\/li>\n\n\n\n<li>Protozoan diseases: Malaria, amoebic dysentery.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-d82d930137dc35be6fcdbd4beac59caf\" style=\"color:#000060\"><strong>Role of Micro-Organisms in Environmental Balance<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Micro-organisms play a crucial role in <strong>decomposition<\/strong>, recycling nutrients back into the environment.<\/li>\n\n\n\n<li>They are essential in processes like <strong>nitrogen fixation<\/strong>, which is vital for plant growth.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-44c0acdf28ee05f7c67c3bba03601946\" style=\"color:#000060\"><strong>Prevention of Microbial Diseases<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li><strong>Vaccinations<\/strong> help protect against viral and bacterial infections.<\/li>\n\n\n\n<li><strong>Good hygiene practices<\/strong> such as washing hands, properly cooking food, and drinking clean water can reduce the spread of harmful microbes.<\/li>\n\n\n\n<li>Using <strong>disinfectants<\/strong> and <strong>antibiotics<\/strong> helps control microbial growth.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-9e0519f3378b9984a869a3b6f30eac1a\" style=\"color:#000060\"><strong>Biotechnology and Micro-Organisms<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Micro-organisms are used in genetic engineering to produce <strong>insulin<\/strong>, vaccines, and other bio-products.<\/li>\n\n\n\n<li>They play a significant role in industries like waste management and biofuel production.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-large-font-size\" style=\"color:#d90000\"><strong>Let&#8217;s practice!<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/75878\/094\/706\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-2-46.png\" alt=\"\" class=\"wp-image-7568\" srcset=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-2-46.png 500w, https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-2-46-300x300.png 300w, https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-2-46-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/75898\/795\/295\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-1-45.png\" alt=\"\" class=\"wp-image-7569\" srcset=\"https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-1-45.png 500w, https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-1-45-300x300.png 300w, https:\/\/8thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-1-45-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Micro-Organisms micro organisms by Delta publications key notes :- What are Micro-Organisms? Types of Micro-Organisms Where Do Micro-Organisms Live? Useful Micro-Organisms Harmful Micro-Organisms Role of Micro-Organisms in Environmental Balance Prevention of Microbial Diseases Biotechnology and Micro-Organisms Let&#8217;s practice!<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-3825","page","type-page","status-publish","hentry","entry"],"aioseo_notices":[],"_hostinger_reach_plugin_has_subscription_block":false,"_hostinger_reach_plugin_is_elementor":false,"_links":{"self":[{"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3825","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/comments?post=3825"}],"version-history":[{"count":23,"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3825\/revisions"}],"predecessor-version":[{"id":21294,"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3825\/revisions\/21294"}],"wp:attachment":[{"href":"https:\/\/8thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=3825"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}