{"id":3866,"date":"2025-06-05T12:33:07","date_gmt":"2025-06-05T07:03:07","guid":{"rendered":"https:\/\/leverageedu.com\/questions-answers\/?p=3866"},"modified":"2025-06-05T12:33:11","modified_gmt":"2025-06-05T07:03:11","slug":"differentiate-between-self-pollination-and-cross-pollination-class-12-biology-cbse","status":"publish","type":"post","link":"https:\/\/leverageedu.com\/questions-answers\/differentiate-between-self-pollination-and-cross-pollination-class-12-biology-cbse\/","title":{"rendered":"Differentiate between Self-Pollination and Cross Pollination."},"content":{"rendered":"\n<p>Pollination is the process by which pollen grains from the anther (male part of a flower) are transferred to the stigma (female part) to enable fertilisation and seed formation. There are two main types of pollination: self-pollination and cross-pollination.<\/p>\n\n\n\n<p>Here is the explanation of Self-Pollination and Cross-Pollination:<\/p>\n\n\n\n<h2 id=\"1-self-pollination\" class=\"wp-block-heading\">1. Self-Pollination<\/h2>\n\n\n\n<p>In self-pollination, the pollen from the anther is transferred to the stigma of the same flower or another flower on the same plant. This process does not involve another plant.<\/p>\n\n\n\n<h4 id=\"characteristics-of-self-pollination\" class=\"wp-block-heading\"><strong>Characteristics of Self-Pollination:<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Involves only one plant.<\/li>\n\n\n\n<li>Mostly occurs in bisexual flowers (having both male and female parts).<\/li>\n\n\n\n<li>Less genetic variation.<\/li>\n\n\n\n<li>Common in plants like peas, rice, wheat, and tomatoes.<\/li>\n<\/ul>\n\n\n\n<p><strong>Advantages of Self-Pollination:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>No need for external agents like wind or insects.<\/li>\n\n\n\n<li>Maintains pure traits across generations.<\/li>\n\n\n\n<li>Happens quickly and ensures seed production.<\/li>\n<\/ul>\n\n\n\n<p><strong>Disadvantages of Self-Pollination:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Less adaptability to changing environments.<\/li>\n\n\n\n<li>Risk of producing weaker offspring due to a lack of genetic variation.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"2-cross-pollination\" class=\"wp-block-heading\">2. Cross-Pollination<\/h2>\n\n\n\n<p>In cross-pollination, pollen is transferred from the anther of one plant to the stigma of a different plant of the same species. It usually requires pollinating agents like wind, insects, water, or animals.<\/p>\n\n\n\n<p><strong>Characteristics of Cross-Pollination:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Involves two different plants of the same species.<\/li>\n\n\n\n<li>Brings in genetic variation.<\/li>\n\n\n\n<li>Seen in plants like maize, sunflower, apple, and pumpkin.<br><\/li>\n<\/ul>\n\n\n\n<p><strong>Advantages of Cross-Pollination:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Leads to healthier and more diverse offspring.<\/li>\n\n\n\n<li>Increases the chances of evolution and adaptability.<\/li>\n\n\n\n<li>Reduces the chances of genetic disorders.<\/li>\n<\/ul>\n\n\n\n<p><strong>Disadvantages of Cross-Pollination:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Depends on external pollinators (which may not always be available).<\/li>\n\n\n\n<li>Requires more energy and time.<\/li>\n\n\n\n<li>May not always guarantee successful fertilisation.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"comparison-between-self-pollination-and-cross-pollination\" class=\"wp-block-heading\">Comparison between Self-Pollination and Cross-Pollination:<\/h2>\n\n\n\n<p>Here you can compare and distinguish between self-pollination and Cross-Pollination. This table will help you to understand both terms in an easy way.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Feature<\/strong><\/td><td><strong>Self-Pollination<\/strong><\/td><td><strong>Cross-Pollination<\/strong><\/td><\/tr><tr><td>Number of plants<\/td><td>One<\/td><td>Two (same species)<\/td><\/tr><tr><td>Genetic variation<\/td><td>Low<\/td><td>High<\/td><\/tr><tr><td>Pollinating agents<\/td><td>Not needed<\/td><td>Needed (insects, wind, water, animals)<\/td><\/tr><tr><td>Examples<\/td><td>Rice, Wheat, Tomato<\/td><td>Apple, Sunflower, Pumpkin<\/td><\/tr><tr><td>Offspring<\/td><td>Genetically similar<\/td><td>Genetically diverse<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Both self-pollination and cross-pollination are important for plant reproduction. While self-pollination ensures quick and stable reproduction, cross-pollination helps in producing stronger, more adaptable plants. Each type has its own role in nature and agriculture.<\/p>\n\n\n\n<p><strong>Common Doubts of Biology:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-pale-ocean-gradient-background has-background has-fixed-layout\"><tbody><tr><td><a href=\"https:\/\/leverageedu.com\/questions-answers\/what-is-the-difference-between-pollination-and-fertilization-class-12-biology-cbse\/\"><strong>What is the difference between pollination and fertilization?<\/strong><\/a><\/td><\/tr><tr><td><a href=\"https:\/\/leverageedu.com\/questions-answers\/differences-between-c3-and-c4-plants-class-11-biology-cbse\/\"><strong>Differences Between C3 and C4 Plants<\/strong><\/a><\/td><\/tr><tr><td><a href=\"https:\/\/leverageedu.com\/questions-answers\/a-functional-aspect-of-an-ecosystem-is-class-12-biology-cbse\/\"><strong>A functional aspect of an ecosystem is<\/strong><\/a><\/td><\/tr><tr><td><a href=\"https:\/\/leverageedu.com\/questions-answers\/who-is-the-father-of-immunology-class-12-biology-cbse\/\"><strong>Who is the Father of Immunology?<\/strong><\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"Pollination is the process by which pollen grains from the anther (male part of a flower) are transferred&hellip;\n","protected":false},"author":122,"featured_media":3868,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"editor_notices":[],"footnotes":""},"categories":[8,4],"tags":[],"class_list":{"0":"post-3866","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-biology","8":"category-science"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Differentiate between Self-Pollination and Cross Pollination.<\/title>\n<meta name=\"description\" content=\"Know the difference between Self-Pollination and Cross-Pollination from this Q\/A for Class 12 students and learn the concept in an easy way.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/leverageedu.com\/questions-answers\/differentiate-between-self-pollination-and-cross-pollination-class-12-biology-cbse\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Differentiate between Self-Pollination and Cross Pollination.\" \/>\n<meta property=\"og:description\" content=\"Know the difference between Self-Pollination and Cross-Pollination from this Q\/A for Class 12 students and learn the concept in an easy way.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/leverageedu.com\/questions-answers\/differentiate-between-self-pollination-and-cross-pollination-class-12-biology-cbse\/\" \/>\n<meta property=\"og:site_name\" content=\"Questions &amp; 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