{"id":22375,"date":"2018-11-28T15:45:30","date_gmt":"2018-11-28T10:15:30","guid":{"rendered":"http:\/\/mycbseguide.com\/blog\/?p=22375"},"modified":"2018-12-17T12:51:10","modified_gmt":"2018-12-17T07:21:10","slug":"cbse-question-paper-2015-class-12-biology","status":"publish","type":"post","link":"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/","title":{"rendered":"CBSE Question Paper 2015 class 12 Biology"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#Class_12_Biology_list_of_chapters\" >Class 12 Biology list of chapters<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#CBSE_Question_Paper_2015_class_12_Biology\" >CBSE Question Paper 2015 class 12 Biology<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#General_Instructions\" >General Instructions:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#SECTION_A\" >SECTION\u00a0A<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#SECTION_B\" >SECTION\u00a0B<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#SECTION_C\" >SECTION: C<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#OR\" >OR<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#SECTION_D\" >SECTION\u00a0D<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#SECTION_E\" >SECTION\u00a0E<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#OR-2\" >OR<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#OR-3\" >OR<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#OR-4\" >OR<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#Last_Year_Question_Paper_Class_12_Biology_2015\" >Last Year Question Paper Class 12 Biology 2015<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/#Previous_Year_Question_Paper_for_class_12_in_PDF\" >Previous Year Question Paper for class 12 in PDF<\/a><\/li><\/ul><\/nav><\/div>\n<p><strong>CBSE Question Paper 2015 class 12 Biology<\/strong>\u00a0conducted by Central Board of Secondary Education, New Delhi in the month of March 2015. CBSE previous year question papers with solution are available in myCBSEguide mobile app and cbse guide website. The Best CBSE App for students and teachers is myCBSEguide which provides complete study material and practice papers to cbse schools in India and abroad.<\/p>\n<p style=\"text-align: center;\"><strong>CBSE Question Paper 2015 class 12 Biology\u00a0<\/strong><\/p>\n<p style=\"text-align: center;\"><strong><a class=\"button\" href=\"https:\/\/mycbseguide.com\/downloads\/cbse-class-12-biology\/1298\/cbse-last-year-papers\/3\/\">Download as PDF<\/a><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright\" src=\"https:\/\/media-mycbseguide.s3.ap-south-1.amazonaws.com\/images\/blog\/12%20biology%20book.jpg\" alt=\"CBSE Question Paper 2015 class 12 Biology\" width=\"111\" height=\"138\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Class_12_Biology_list_of_chapters\"><\/span>Class 12 Biology list of chapters<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol>\n<li>Reproduction in Organisms<\/li>\n<li>Sexual Reproduction in Flowering Plants<\/li>\n<li>Human Reproduction<\/li>\n<li>Reproductive Health<\/li>\n<li>Principles of Inheritance and Variation<\/li>\n<li>Molecular Basis of Inheritance<\/li>\n<li>Evolution<\/li>\n<li>Human Health and Disease<\/li>\n<li>Strategies for Enhancement in Food Production<\/li>\n<li>Microbes in Human Welfare<\/li>\n<li>Biotechnology Principles and Processes<\/li>\n<li>Biotechnology and its Applications<\/li>\n<li>Organisms and Populations<\/li>\n<li>Ecosystem<\/li>\n<li>Biodiversity and Conservation<\/li>\n<li>Environmental Issues<\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"CBSE_Question_Paper_2015_class_12_Biology\"><\/span>CBSE Question Paper 2015 class 12 Biology<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div>\n<h3><span class=\"ez-toc-section\" id=\"General_Instructions\"><\/span><strong>General Instructions:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>There are total of 26 questions and five sections in the question paper. All questions are compulsory.<\/li>\n<li>A contains question number <strong>1 to 5<\/strong> Very Short Answer type questions of one mark each.<\/li>\n<li>B contains question number <strong>6 to 10<\/strong> Short Answer type I questions of two marks each.<\/li>\n<li>C contains question number <strong>11 to 22<\/strong> Short Answer type II questions of three marks each.<\/li>\n<li>D contains question number <strong>23<\/strong>, Value Based Question of four marks.<\/li>\n<li>E contains question number <strong>24 to 26<\/strong> Long Answer type questions of five marks each.<\/li>\n<li>There is no overall choice in the question paper, however, an internal choice is provided in one question of two marks, one question of three marks and all three questions of five marks. An examinee is to attempt any one of the questions out of the two given in the question paper with the same question number.<\/li>\n<\/ul>\n<hr \/>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"SECTION_A\"><\/span><strong>SECTION\u00a0A<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>1. <\/strong>Name the vegetative propagules in the following angiosperms:<\/p>\n<p>(a) Agave (b) Bryophyllum<\/p>\n<p><strong>2.<\/strong> Name any two diseases the Himgiri variety of wheat is resistant to.<\/p>\n<p><strong>3.<\/strong> How can bacterial DNA be released from bacterial cell for biotechnology experiments?<\/p>\n<p><strong>4. <\/strong>State \u2018Gause\u2019s Competitive Exclusion Principle\u2019.<\/p>\n<p><strong>5<\/strong>. BOD of two samples of water A and B were 120mg\/L and 400mg\/L respectively. Which sample is more polluted?<\/p>\n<hr \/>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"SECTION_B\"><\/span><strong>SECTION\u00a0B<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>6.<\/strong> State the dual role of deoxyribonucleoside triphosphates during DNA replication.<\/p>\n<p><strong>\u00a07. <\/strong>(a) State the difference between meiocyte and gamete with respect to chromosome number.<\/p>\n<p>(b) Why is whiptail lizard referred to as parthenogenetic?<\/p>\n<p style=\"text-align: center;\"><strong>OR<\/strong><\/p>\n<p>Where is sporopollenin present in plants? State its significance with reference to its chemical nature?<\/p>\n<p><strong>8.<\/strong> Why is pyramid of energy always upright? Explain.<\/p>\n<p><strong>9.<\/strong> (a) Explain the property that prevents normal cells from becoming cancerous.<\/p>\n<p>(b) All normal cells have inherent characteristic of becoming cancerous. Explain.<\/p>\n<p><strong>10. <\/strong>What is divergent evolution? Explain taking an example from plants.<\/p>\n<hr \/>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"SECTION_C\"><\/span><strong>SECTION: C<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>11.<\/strong> What is inbreeding depression and how it is caused in organisms? Write any two advantages of inbreeding.<\/p>\n<p><strong>12. <\/strong>If there is a history of haemophilia in the family, the chances of male members becoming haemophilic are more than that of the female.<\/p>\n<p>(a) Why is it so? Explain.<\/p>\n<p>(b) Write the symptoms of the disease.<\/p>\n<p><strong>13.<\/strong><br \/>\n<img decoding=\"async\" id=\"Picture 1\" style=\"height: 101px; width: 220px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/lyp\/12\/bio\/2015_01\/image001.jpg\" \/><\/p>\n<p>(a) Name the molecule \u2018M\u2019 that binds with the operator.<\/p>\n<p>(b) Mention the consequences of the such binding.<\/p>\n<p>(c) What will prevent the binding of the molecule \u201cM\u2019 with the operator gene? Mention the event that follows:<\/p>\n<p>(d) Which one of the structural genes codes for <img decoding=\"async\" style=\"height: 22px; width: 16px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/lyp\/12\/bio\/2015_01\/image002.png\" \/>&#8211; galactosidase?<\/p>\n<p><strong>14.<\/strong> (a) Expand IUD.<\/p>\n<p>(b) How do copper and harmone releasing IUDs act as contraceptives? Explain.<\/p>\n<p><strong>15.<\/strong> Using Punnett square demonstrate the law of independent assortment in a dihybrid cross involving two heterozygons parents. State the law.<\/p>\n<p><strong>16.<\/strong> Explain any three advantages of seeds offer to angiosperms<\/p>\n<p><strong>17.<\/strong> EcoRI is used cut a segment of foreign DNA and that a vector DNA to form a recombinant DNA. Show with the help of schematic diagrams.<\/p>\n<p>(i) The set of palindromic nucleotide sequence of base pairs the EcoRI will recognize in both the DNA segments. Mark the site at which EcoRI will act and cut both the segments.<\/p>\n<p>(ii) Sticky ends formed on both the segments, Where the DNA segments will join later to form recombinant DNA.<\/p>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"OR\"><\/span><strong>OR<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Name the insect pest that is killed by the products of cry IAc gene. Explain how the gene makes the plans resistant to the insect pest.<\/p>\n<p><strong>18.<\/strong> Name a genus to which baculoviruses belong. Describe their role in integrated pest management.<\/p>\n<p><strong>19.<\/strong> Explain mutualism with the help of any two example. How it is different from commenalism?<\/p>\n<p><strong>20.<\/strong> (a) Name a molecular diagnostic technique to detect the presence of pathogen in its early stage of infection.<\/p>\n<p>(b) Describe gene therapy procedure for an ADA- deficient patient.<\/p>\n<p><strong>21. <\/strong>Give three hypotheses for explaining why tropics show greatest levels of species richness?<\/p>\n<p><strong>22.<\/strong> (a) Describe the characteristics of a cloning vector must possess.<\/p>\n<p>(b) What is biopiracy?<\/p>\n<hr \/>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"SECTION_D\"><\/span><strong>SECTION\u00a0D<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>23.<\/strong> An active member of an awareness group conducts regular programmes to sensitive public against alcoholism amongst youth \u2013 a serious health hazard in his locality.<br \/>\n(i) Why is alcoholism a serious issue?<br \/>\n(ii) How can this member sensitive the public?<br \/>\n(iii) Identify the values this member is trying to propogate amongst the people in his locality.<\/p>\n<hr \/>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"SECTION_E\"><\/span><strong>SECTION\u00a0E<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>24.<\/strong> (a) Write the specific location and functions of the following cells in human males:<\/p>\n<p>(i) Leydig cells (ii) Sertoli cells (iii) Primary spermatocyte<\/p>\n<p>(b) Explain the role of any two accessory glands in human male reproductive system.<\/p>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"OR-2\"><\/span><strong>OR<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Describe in sequence the events that lead to the development of a 3-celled pollen grains from microspore mother cell in angiosperms.<\/p>\n<p><strong>25. <\/strong>(a) Explain the interpretation of Charles Darwin when he observed a variety of small birds on Galapagos Islands.<br \/>\n(b) Explain the three different ways the natural selection can affect the frequency of a heritable trait in a population in the graph given below.<\/p>\n<p><img decoding=\"async\" id=\"Picture 2\" style=\"height: 129px; width: 160px;\" src=\"https:\/\/media-mycbseguide.s3.amazonaws.com\/images\/static\/lyp\/12\/bio\/2015_01\/image003.jpg\" \/><\/p>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"OR-3\"><\/span><strong>OR<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>(a) Describe the various steps of Griffith\u2019s experiment that lead to the conclusion of the \u2018Transforming Principle\u2019.<br \/>\n(b) How did the biochemical nature of the \u2018Transforming Principle\u2019 get established?<\/p>\n<p><strong>26. <\/strong>(a) Name the green-house gases. How do they affect the life on Earth.<\/p>\n<p>(b) Describe the couses of eutrophication of a take.<\/p>\n<h3 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"OR-4\"><\/span><strong>OR<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>(a) Trace the succession of plants on a dry bare rock.<\/p>\n<p>(b) How does phosphorus cycle differ from carbon cycle?<\/p>\n<div>\n<p style=\"text-align: center;\"><strong>These are questions only. To view and download complete question paper with solution install myCBSEguide App from google play store or login to our\u00a0<a href=\"https:\/\/mycbseguide.com\/dashboard\/\">student dashboard<\/a>.<\/strong><\/p>\n<p style=\"text-align: center;\"><b><strong><a class=\"button\" href=\"https:\/\/play.google.com\/store\/apps\/details?id=in.techchefs.MyCBSEGuide&amp;referrer=utm_source%3Dmycbse_bottom%26utm_medium%3Dtext%26utm_campaign%3Dmycbseads\">Download myCBSEguide App<\/a><\/strong><\/b><\/p>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Last_Year_Question_Paper_Class_12_Biology_2015\"><\/span>Last Year Question Paper Class 12 Biology 2015<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Download class 12 Biology question paper with solution from best CBSE App the myCBSEguide. CBSE class 12 Biology question paper 2015 in PDF format with solution will help you to understand the latest question paper pattern and marking scheme of the CBSE board examination. You will get to know the difficulty level of the question paper.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Previous_Year_Question_Paper_for_class_12_in_PDF\"><\/span>Previous Year Question Paper for class 12 in PDF<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>CBSE question papers 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005 and so on for all the subjects are available under this download link. Practicing real question paper certainly helps students to get confidence and improve performance in weak areas.<\/p>\n<ul>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-physics\/1251\/cbse-last-year-papers\/3\/\">Physics<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-chemistry\/1267\/cbse-last-year-papers\/3\/\">Chemistry<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-mathematics\/1284\/cbse-last-year-papers\/3\/\">Mathematics<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-biology\/1298\/cbse-last-year-papers\/3\/\">Biology<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-accountancy\/1315\/cbse-last-year-papers\/3\/\">Accountancy<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-business-studies\/1727\/cbse-last-year-papers\/3\/\">Business Studies<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-economics\/1327\/cbse-last-year-papers\/3\/\">Economics<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-history\/1869\/cbse-last-year-papers\/3\/\">History<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-geography\/1863\/cbse-last-year-papers\/3\/\">Geography<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-political-science\/1879\/cbse-last-year-papers\/3\/\">Political Science<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-physical-education\/1877\/cbse-last-year-papers\/3\/\">Physical Education<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-computer-science\/1851\/cbse-last-year-papers\/3\/\">Computer Science<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-informatics-practices\/1873\/cbse-last-year-papers\/3\/\">Informatics Practices<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-english-core\/1855\/cbse-last-year-papers\/3\/\">English Core<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-hindi-core\/1865\/cbse-last-year-papers\/3\/\">Hindi Core<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12-hindi-elective\/1867\/cbse-last-year-papers\/3\/\">Hindi Elective<\/a><\/li>\n<li><a href=\"http:\/\/mycbseguide.com\/downloads\/cbse-class-12\/1250\/\">Other Subjects<\/a><\/li>\n<\/ul>\n<p>To download CBSE Question Paper class 12 Biology, Chemistry, Physics, History, Political Science, Economics, Geography, Computer Science, Home Science, Accountancy, Business Studies and Home Science; do check myCBSEguide app or website. myCBSEguide provides sample papers with solution, test papers for chapter-wise practice, NCERT solutions, NCERT Exemplar solutions, quick revision notes for ready reference, CBSE guess papers and CBSE important question papers. Sample Paper all are made available through\u00a0<a href=\"https:\/\/play.google.com\/store\/apps\/details?id=in.techchefs.MyCBSEGuide&amp;referrer=utm_source%3Dmycbse_bottom%26utm_medium%3Dtext%26utm_campaign%3Dmycbseads\"><strong>the best app for CBSE students<\/strong><\/a>\u00a0and myCBSEguide website.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>CBSE Question Paper 2015 class 12 Biology\u00a0conducted by Central Board of Secondary Education, New Delhi in the month of March 2015. CBSE previous year question papers with solution are available in myCBSEguide mobile app and cbse guide website. The Best CBSE App for students and teachers is myCBSEguide which provides complete study material and practice &#8230; <a title=\"CBSE Question Paper 2015 class 12 Biology\" class=\"read-more\" href=\"https:\/\/mycbseguide.com\/blog\/cbse-question-paper-2015-class-12-biology\/\" aria-label=\"More on CBSE Question Paper 2015 class 12 Biology\">Read more<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1435,1346,1014],"tags":[276,1527,1342,80,1566,1569],"class_list":["post-22375","post","type-post","status-publish","format-standard","hentry","category-biology-cbse-class-12","category-cbse","category-cbse-question-papers","tag-biology","tag-cbse-question-paper","tag-class-12","tag-last-year-papers","tag-previous-question-paper","tag-ten-year-questions-paper"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - 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