{"id":91211,"date":"2025-06-01T10:50:06","date_gmt":"2025-06-01T10:50:06","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=91211"},"modified":"2025-06-01T10:50:06","modified_gmt":"2025-06-01T10:50:06","slug":"consider-the-following-techniques-phenomena-1-budding-and-graftin","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-techniques-phenomena-1-budding-and-graftin\/","title":{"rendered":"Consider the following techniques\/ phenomena:\n  1. Budding and graftin"},"content":{"rendered":"<p>Consider the following techniques\/ phenomena:<\/p>\n<ul>\n<li>1. Budding and grafting in fruit plants<\/li>\n<li>2. Cytoplasmic male sterility<\/li>\n<li>3. Gene silencing<\/li>\n<\/ul>\n<p>Which of the above is\/are used to create transgenic crops?<\/p>\n<p>[amp_mcq option1=&#8221;1 only&#8221; option2=&#8221;2 and 3&#8243; option3=&#8221;1 and 3&#8243; option4=&#8221;None&#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 IAS &#8211; 2014<\/div>\n<\/div>\n<div class=\"pyq-exam-psc-buttons\"><a href=\"\/pyq\/pyq-upsc-ias-2014.pdf\" target=\"_blank\" class=\"psc-pdf-button\" rel=\"noopener\">Download PDF<\/a><a href=\"\/pyq-upsc-ias-2014\" target=\"_blank\" class=\"psc-attempt-button\" rel=\"noopener\">Attempt Online<\/a><\/div>\n<\/div>\n<section id=\"pyq-correct-answer\">\nThe correct answer is B) 2 and 3. Transgenic crops are created through genetic engineering, which involves introducing or altering genes in a plant.<br \/>\n<\/section>\n<section id=\"pyq-key-points\">\n1.  Budding and grafting in fruit plants: These are methods of asexual (vegetative) propagation used to combine traits from different plants or propagate desired varieties. They do not involve introducing foreign genes to create a transgenic organism. This is not used to create transgenic crops.<br \/>\n2.  Cytoplasmic male sterility: While CMS itself is a biological phenomenon used in hybrid breeding, genetic engineering techniques *can* be used to introduce or restore male sterility genes (like the barnase\/barstar system), thereby creating transgenic plants with engineered CMS. In this context, the concept is linked to the creation of transgenics for breeding purposes.<br \/>\n3.  Gene silencing: Techniques like RNA interference (RNAi) are methods of gene silencing where the expression of a specific gene is inhibited. These techniques are widely used in genetic engineering to modify plants, for example, to reduce levels of undesirable compounds, improve nutritional value, or confer resistance. Using gene silencing to modify a plant *creates* a transgenic crop.<br \/>\n<\/section>\n<section id=\"pyq-additional-information\">\nCreating transgenic crops involves techniques for gene isolation, vector construction, gene transfer (e.g., Agrobacterium-mediated transformation, gene gun), and selection of transformed cells\/plants. Gene silencing is a tool used in the genetic modification process. While CMS is a trait, the methods to engineer it into a plant fall under genetic engineering techniques used for creating transgenics.<br \/>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Consider the following techniques\/ phenomena: 1. Budding and grafting in fruit plants 2. Cytoplasmic male sterility 3. Gene silencing Which of the above is\/are used to create transgenic crops? [amp_mcq option1=&#8221;1 only&#8221; option2=&#8221;2 and 3&#8243; option3=&#8221;1 and 3&#8243; option4=&#8221;None&#8221; correct=&#8221;option2&#8243;] This question was previously asked in UPSC IAS &#8211; 2014 Download PDFAttempt Online The correct &#8230; <\/p>\n<p class=\"read-more-container\"><a title=\"Consider the following techniques\/ phenomena:\n  1. Budding and graftin\" class=\"read-more button\" href=\"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-techniques-phenomena-1-budding-and-graftin\/#more-91211\">Detailed Solution<span class=\"screen-reader-text\">Consider the following techniques\/ phenomena:<br \/>\n  1. Budding and graftin<\/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":[1092],"tags":[1468,1117,1146],"class_list":["post-91211","post","type-post","status-publish","format-standard","hentry","category-upsc-ias","tag-1468","tag-biology","tag-genetic-engineering-and-biotechnology","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>Consider the following techniques\/ phenomena:  1. Budding and graftin<\/title>\n<meta name=\"description\" content=\"The correct answer is B) 2 and 3. Transgenic crops are created through genetic engineering, which involves introducing or altering genes in a plant. 1. Budding and grafting in fruit plants: These are methods of asexual (vegetative) propagation used to combine traits from different plants or propagate desired varieties. They do not involve introducing foreign genes to create a transgenic organism. This is not used to create transgenic crops. 2. Cytoplasmic male sterility: While CMS itself is a biological phenomenon used in hybrid breeding, genetic engineering techniques *can* be used to introduce or restore male sterility genes (like the barnase\/barstar system), thereby creating transgenic plants with engineered CMS. In this context, the concept is linked to the creation of transgenics for breeding purposes. 3. Gene silencing: Techniques like RNA interference (RNAi) are methods of gene silencing where the expression of a specific gene is inhibited. These techniques are widely used in genetic engineering to modify plants, for example, to reduce levels of undesirable compounds, improve nutritional value, or confer resistance. Using gene silencing to modify a plant *creates* a transgenic crop.\" \/>\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\/consider-the-following-techniques-phenomena-1-budding-and-graftin\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Consider the following techniques\/ phenomena:  1. Budding and graftin\" \/>\n<meta property=\"og:description\" content=\"The correct answer is B) 2 and 3. Transgenic crops are created through genetic engineering, which involves introducing or altering genes in a plant. 1. Budding and grafting in fruit plants: These are methods of asexual (vegetative) propagation used to combine traits from different plants or propagate desired varieties. They do not involve introducing foreign genes to create a transgenic organism. This is not used to create transgenic crops. 2. Cytoplasmic male sterility: While CMS itself is a biological phenomenon used in hybrid breeding, genetic engineering techniques *can* be used to introduce or restore male sterility genes (like the barnase\/barstar system), thereby creating transgenic plants with engineered CMS. In this context, the concept is linked to the creation of transgenics for breeding purposes. 3. Gene silencing: Techniques like RNA interference (RNAi) are methods of gene silencing where the expression of a specific gene is inhibited. These techniques are widely used in genetic engineering to modify plants, for example, to reduce levels of undesirable compounds, improve nutritional value, or confer resistance. Using gene silencing to modify a plant *creates* a transgenic crop.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-techniques-phenomena-1-budding-and-graftin\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T10:50:06+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":"Consider the following techniques\/ phenomena:  1. Budding and graftin","description":"The correct answer is B) 2 and 3. Transgenic crops are created through genetic engineering, which involves introducing or altering genes in a plant. 1. Budding and grafting in fruit plants: These are methods of asexual (vegetative) propagation used to combine traits from different plants or propagate desired varieties. They do not involve introducing foreign genes to create a transgenic organism. This is not used to create transgenic crops. 2. Cytoplasmic male sterility: While CMS itself is a biological phenomenon used in hybrid breeding, genetic engineering techniques *can* be used to introduce or restore male sterility genes (like the barnase\/barstar system), thereby creating transgenic plants with engineered CMS. In this context, the concept is linked to the creation of transgenics for breeding purposes. 3. Gene silencing: Techniques like RNA interference (RNAi) are methods of gene silencing where the expression of a specific gene is inhibited. These techniques are widely used in genetic engineering to modify plants, for example, to reduce levels of undesirable compounds, improve nutritional value, or confer resistance. Using gene silencing to modify a plant *creates* a transgenic crop.","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\/consider-the-following-techniques-phenomena-1-budding-and-graftin\/","og_locale":"en_US","og_type":"article","og_title":"Consider the following techniques\/ phenomena:  1. Budding and graftin","og_description":"The correct answer is B) 2 and 3. Transgenic crops are created through genetic engineering, which involves introducing or altering genes in a plant. 1. Budding and grafting in fruit plants: These are methods of asexual (vegetative) propagation used to combine traits from different plants or propagate desired varieties. They do not involve introducing foreign genes to create a transgenic organism. This is not used to create transgenic crops. 2. Cytoplasmic male sterility: While CMS itself is a biological phenomenon used in hybrid breeding, genetic engineering techniques *can* be used to introduce or restore male sterility genes (like the barnase\/barstar system), thereby creating transgenic plants with engineered CMS. In this context, the concept is linked to the creation of transgenics for breeding purposes. 3. Gene silencing: Techniques like RNA interference (RNAi) are methods of gene silencing where the expression of a specific gene is inhibited. These techniques are widely used in genetic engineering to modify plants, for example, to reduce levels of undesirable compounds, improve nutritional value, or confer resistance. Using gene silencing to modify a plant *creates* a transgenic crop.","og_url":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-techniques-phenomena-1-budding-and-graftin\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2025-06-01T10:50:06+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\/consider-the-following-techniques-phenomena-1-budding-and-graftin\/","url":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-techniques-phenomena-1-budding-and-graftin\/","name":"Consider the following techniques\/ phenomena: 1. Budding and graftin","isPartOf":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#website"},"datePublished":"2025-06-01T10:50:06+00:00","dateModified":"2025-06-01T10:50:06+00:00","author":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209"},"description":"The correct answer is B) 2 and 3. Transgenic crops are created through genetic engineering, which involves introducing or altering genes in a plant. 1. Budding and grafting in fruit plants: These are methods of asexual (vegetative) propagation used to combine traits from different plants or propagate desired varieties. They do not involve introducing foreign genes to create a transgenic organism. This is not used to create transgenic crops. 2. Cytoplasmic male sterility: While CMS itself is a biological phenomenon used in hybrid breeding, genetic engineering techniques *can* be used to introduce or restore male sterility genes (like the barnase\/barstar system), thereby creating transgenic plants with engineered CMS. In this context, the concept is linked to the creation of transgenics for breeding purposes. 3. Gene silencing: Techniques like RNA interference (RNAi) are methods of gene silencing where the expression of a specific gene is inhibited. These techniques are widely used in genetic engineering to modify plants, for example, to reduce levels of undesirable compounds, improve nutritional value, or confer resistance. 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