{"id":298292,"date":"2026-03-24T11:40:06","date_gmt":"2026-03-24T06:10:06","guid":{"rendered":"https:\/\/www.aakash.ac.in\/blog\/?post_type=web-story&#038;p=298292"},"modified":"2026-03-24T11:40:09","modified_gmt":"2026-03-24T06:10:09","slug":"cbse-class-12-biology-syllabus-2026-exam-pattern-marking-scheme-explained","status":"publish","type":"web-story","link":"https:\/\/www.aakash.ac.in\/blog\/web-stories\/cbse-class-12-biology-syllabus-2026-exam-pattern-marking-scheme-explained\/","title":{"rendered":"CBSE Class 12 Biology Syllabus 2026: Exam Pattern &#038; Marking Scheme Explained"},"content":{"rendered":"<p><html amp=\"\" lang=\"en\"><head><meta charSet=\"utf-8\"\/><meta name=\"viewport\" content=\"width=device-width,minimum-scale=1,initial-scale=1\"\/><script async=\"\" src=\"https:\/\/cdn.ampproject.org\/v0.js\"><\/script><script async=\"\" src=\"https:\/\/cdn.ampproject.org\/v0\/amp-story-1.0.js\" custom-element=\"amp-story\"><\/script><link 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200w,https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/01\/NSO-S1-150x225.png 150w\" sizes=\"(min-width: 1024px) 53vh, 119vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:32.76699%;top:64.56311%;width:34.46602%;height:15.21036%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-e522c07e-69ce-447e-81a0-7e4c1b8816e9\">\n<div style=\"position:absolute;width:100%;height:105.74465%;left:0%;top:-2.87233%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/02\/aakash-logo.png\" alt=\"aakash logo\" srcSet=\"https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/02\/aakash-logo.png 600w,https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/02\/aakash-logo-300x210.png 300w,https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/02\/aakash-logo-150x105.png 150w\" sizes=\"(min-width: 1024px) 16vh, 34vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:6.79612%;top:85.76052%;width:86.40777%;height:18.28479%;opacity:1\">\n<div id=\"anim-05e3c1d8-b93a-422a-991b-68560b350383\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5617977528089888% 0.5617977528089888% 0.5617977528089888% 0.5617977528089888% \/ 1.7699115044247788% 1.7699115044247788% 1.7699115044247788% 1.7699115044247788%\" id=\"el-23adf5d6-de2b-4b27-bd9d-0b7fa582d0ac\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.2437867582514048% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.469256em;line-height:1.2;text-align:center;padding:0;color:#000000\"><span>CBSE Class 12 Biology Syllabus 2026: Exam Pattern &amp; Marking Scheme Explained<\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"5408280e-a033-45f1-9093-e219833715ec\" auto-advance-after=\"5s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-3c85dd13-d21e-479c-9a66-5e1f0379ce78\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-5e986814-3126-430b-99be-9d506406b837\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":2000,\"easing\":\"cubic-bezier(.3,0,.55,1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-ce2f6477-1099-4e02-a2dd-1caf8d18c950\",\"keyframes\":{\"transform\":[\"scale(0.3333333333333333)\",\"scale(1)\"]},\"delay\":0,\"duration\":2000,\"easing\":\"cubic-bezier(.3,0,.55,1)\",\"fill\":\"forwards\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#0c3a96\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-14e97e90-7b70-42bd-84b8-d6f22f90cfb3\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:5.82524%;top:-0.48544%;width:88.59223%;height:17.63754%;opacity:1\">\n<div id=\"anim-3c85dd13-d21e-479c-9a66-5e1f0379ce78\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.547945205479452% 0.547945205479452% 0.547945205479452% 0.547945205479452% \/ 1.834862385321101% 1.834862385321101% 1.834862385321101% 1.834862385321101%\" id=\"el-4d45d28e-dc09-450f-be42-0e85ee14ab93\">\n<h1 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.6732662671232876% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.647249em;line-height:1.2;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #edf6f6\">Overview of CBSE Class 12 Biology 2026<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:2.91262%;top:26.53722%;width:94.17476%;height:52.10356%;opacity:1\">\n<div id=\"anim-5e986814-3126-430b-99be-9d506406b837\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-ce2f6477-1099-4e02-a2dd-1caf8d18c950\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:scale(0.3333333333333333)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5154639175257731% 0.5154639175257731% 0.5154639175257731% 0.5154639175257731% \/ 0.6211180124223602% 0.6211180124223602% 0.6211180124223602% 0.6211180124223602%\" id=\"el-e3e82464-bd5f-4dac-a8cc-8ca3308b7c23\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.6016752577319593% 0;font-family:&quot;Alegreya&quot;,serif;font-size:0.469256em;line-height:1.2;text-align:left;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #ffd900\">Total Marks Distribution &#8212; 100<\/span><\/p>\n<p><span style=\"font-weight: 700; color: #ffd900\">Theory &#8212; 70<\/span><\/p>\n<p><span style=\"font-weight: 700; color: #ffd900\">Practical &#8212; 30<\/span><\/p>\n<p><span style=\"font-weight: 700; color: #ffd900\">Exam Duration &#8212; 3 hours<\/span><\/p>\n<p><span style=\"font-weight: 700; color: #ffd900\">Subject Code &#8212; 044<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"627010d3-1546-48a4-9682-bfd4a0e8bd4b\" auto-advance-after=\"5s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-2a9f9da5-66be-478a-84b6-05b5770957f0\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-ef42419c-372c-4710-b311-473c351f23e4\",\"keyframes\":{\"transform\":[\"translate3d(0px, -411.56283%, 0)\",\"translate3d(0px, 0px, 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576w,https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/03\/ICSE-Board-Class-10-Biology-Question-Paper-Analysis-2026-Difficulty-Level-Expert-Review-7-169x300.png 169w,https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/03\/ICSE-Board-Class-10-Biology-Question-Paper-Analysis-2026-Difficulty-Level-Expert-Review-7-150x267.png 150w\" sizes=\"(min-width: 1024px) 45vh, 100vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:0;width:79.61165%;height:4.85437%;opacity:1\">\n<div id=\"anim-dba7b3f4-747f-4df9-885e-eff9298d32d1\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0, -824.07398%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.6097560975609756% 0.6097560975609756% 0.6097560975609756% 0.6097560975609756% \/ 6.666666666666667% 6.666666666666667% 6.666666666666667% 6.666666666666667%\" id=\"el-3c3f9329-bfdb-480e-aeb0-f514f2ec5a26\">\n<h3 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-0.11147103658536574% 0;font-family:&quot;Roboto&quot;,&quot;Helvetica Neue&quot;,&quot;Helvetica&quot;,sans-serif;font-size:0.420712em;line-height:1.2;text-align:center;padding:0;color:#000000\"><span><span style=\"font-weight: 700\">Class 12 Biology Syllabus&nbsp;<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:38.83495%;top:42.71845%;width:79.61165%;height:7.28155%;opacity:1\">\n<div id=\"anim-56225500-51f7-4e81-baf2-c1692d422c62\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-ffd16145-9299-4889-b5c5-c0115a1902f5\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0px, 913.82755%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.6097560975609756% 0.6097560975609756% 0.6097560975609756% 0.6097560975609756% \/ 4.444444444444445% 4.444444444444445% 4.444444444444445% 4.444444444444445%\" id=\"el-0b4b0491-11d2-49f8-b201-9362057f3f5e\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.34996367663872% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.469256em;line-height:1.2;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #edf6f6\">(Unit-Wise)<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:4.12621%;top:52.75081%;width:91.74757%;height:19.90291%;opacity:1\">\n<div id=\"anim-2a9f9da5-66be-478a-84b6-05b5770957f0\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-ef42419c-372c-4710-b311-473c351f23e4\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0px, -411.56283%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5291005291005291% 0.5291005291005291% 0.5291005291005291% 0.5291005291005291% \/ 1.6260162601626018% 1.6260162601626018% 1.6260162601626018% 1.6260162601626018%\" id=\"el-d426e717-52c0-415d-be63-0042528aceff\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.42592592592592576% 0;font-family:&quot;Alegreya&quot;,serif;font-size:0.323625em;line-height:1.2;text-align:left;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #ffd900\">Reproduction &#8211;<\/span><span style=\"font-weight: 700; color: #edf6f6\"> 16 Marks<\/span><br \/>\n<span style=\"font-weight: 700; color: #ffd900\">Genetics and Evolution &#8211; <\/span><span style=\"font-weight: 700; color: #edf6f6\">20 Marks<\/span><br \/>\n<span style=\"font-weight: 700; color: #ffd900\">Biology and Human Welfare &#8211;<\/span><span style=\"font-weight: 700; color: #edf6f6\"> 12 MarksI<\/span><br \/>\n<span style=\"font-weight: 700; color: #ffd900\">Biotechnology and its Applications &#8211; <\/span><span style=\"font-weight: 700; color: #edf6f6\">12 Marks<\/span><br \/>\n<span style=\"font-weight: 700; color: #ffd900\">Ecology and Environment &#8211;<\/span><span style=\"font-weight: 700; color: #edf6f6\"> 10 Marks<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\" cta-image=\"https:\/\/www.aakash.ac.in\/themes\/classroom\/logo.svg\"><a href=\"https:\/\/www.aakash.ac.in\/boards\/cbse-class-12-biology-syllabus\" rel=\"\">Detailed Syllabus swipe up<\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"1942a08f-3865-4ff0-9d34-2eb927fc78fa\" auto-advance-after=\"5s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-0bbd30ba-99ee-4849-a21e-09e5ffabf9d8\",\"keyframes\":[{\"offset\":0,\"transform\":\"translate3d(0, -278.05102%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":0.29,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"},{\"offset\":0.45,\"transform\":\"translate3d(0, -78.187946824%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":0.61,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"},{\"offset\":0.71,\"transform\":\"translate3d(0, -26.581677512000002%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":0.8,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"},{\"offset\":0.85,\"transform\":\"translate3d(0, -9.982031618%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":0.92,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"},{\"offset\":0.96,\"transform\":\"translate3d(0, -4.337595911999999%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":1,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"}],\"delay\":0,\"duration\":600,\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-5fa26c02-778a-403f-a596-f00c8a9eb63a\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-45a0b7a1-d6f5-4c6a-9388-e8a3451bcbe0\",\"keyframes\":{\"transform\":[\"translate3d(-104.41989%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-f10886ae-fde3-4c7b-ade1-87cc8c59c376\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-bd4f3022-e17b-4c22-bcf5-2e780cf647be\",\"keyframes\":{\"transform\":[\"translate3d(105.52486%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-fc51fa5e-1f32-439d-be19-58b0b27f1d78\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-80766299-2733-47ad-b7c1-eb138e7213dd\",\"keyframes\":{\"transform\":[\"translate3d(-104.41989%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-d57962d9-6c5a-43d7-b3a2-ffaeb7add000\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-96ed0f04-4b41-4fef-a2e2-e02555b6b46c\",\"keyframes\":{\"transform\":[\"translate3d(96.79012%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#21f8ff\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-a4ac7335-5942-48d6-bf56-0c7d9fc544a1\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:7.28155%;top:0;width:84.46602%;height:19.7411%;opacity:1\">\n<div id=\"anim-0bbd30ba-99ee-4849-a21e-09e5ffabf9d8\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0, -278.05102%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5747126436781609% 0.5747126436781609% 0.5747126436781609% 0.5747126436781609% \/ 1.639344262295082% 1.639344262295082% 1.639344262295082% 1.639344262295082%\" id=\"el-b273a5b2-075e-46b4-92bb-c530ec141352\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.3601298715876442% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.501618em;line-height:1.2;text-align:center;padding:0;color:#000000\"><span>Syllabus Divided into Five Units with Marking Scheme:<\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:3.8835%;top:15.69579%;width:87.86408%;height:7.9288%;opacity:1\">\n<div id=\"anim-5fa26c02-778a-403f-a596-f00c8a9eb63a\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-45a0b7a1-d6f5-4c6a-9388-e8a3451bcbe0\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-104.41989%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5524861878453038% 0.5524861878453038% 0.5524861878453038% 0.5524861878453038% \/ 4.081632653061225% 4.081632653061225% 4.081632653061225% 4.081632653061225%\" id=\"el-f8badff1-1f60-4a01-ae54-ef2a4bc649b8\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.3497064917127073% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.517799em;line-height:1.2;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #b82121\">Reproduction (16 Marks)<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:3.8835%;top:52.91262%;width:87.86408%;height:13.75405%;opacity:1\">\n<div id=\"anim-fc51fa5e-1f32-439d-be19-58b0b27f1d78\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-80766299-2733-47ad-b7c1-eb138e7213dd\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-104.41989%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5524861878453038% 0.5524861878453038% 0.5524861878453038% 0.5524861878453038% \/ 2.3529411764705883% 2.3529411764705883% 2.3529411764705883% 2.3529411764705883%\" id=\"el-a3f2f9c2-7543-485d-b46a-6b0ea6e39bec\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.3075281638466856% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.501618em;line-height:1.2;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #b82121\">Genetics and Evolution<\/span><br \/>\n<span style=\"color: #b82121\">&nbsp;(20 Marks)<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:7.28155%;top:23.6246%;width:87.86408%;height:24.91909%;opacity:1\">\n<div id=\"anim-f10886ae-fde3-4c7b-ade1-87cc8c59c376\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-bd4f3022-e17b-4c22-bcf5-2e780cf647be\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(105.52486%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5524861878453038% 0.5524861878453038% 0.5524861878453038% 0.5524861878453038% \/ 1.2987012987012987% 1.2987012987012987% 1.2987012987012987% 1.2987012987012987%\" id=\"el-6132102f-6a12-43f2-bc7a-09f726e5a3f9\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.6893646408839789% 0;font-family:&quot;Alegreya&quot;,serif;font-size:0.501618em;line-height:1.2;text-align:left;padding:0;color:#000000\"><span><span style=\"font-weight: 700; font-style: italic; color: #0c3a96\">\u2013 Sexual reproduction in flowering plants<\/span><br \/>\n<span style=\"font-weight: 700; font-style: italic; color: #0c3a96\">\u2013 Human reproduction<\/span><br \/>\n<span style=\"font-weight: 700; font-style: italic; color: #0c3a96\">\u2013 Reproductive health<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:4.85437%;top:68.93204%;width:98.30097%;height:24.91909%;opacity:1\">\n<div id=\"anim-d57962d9-6c5a-43d7-b3a2-ffaeb7add000\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-96ed0f04-4b41-4fef-a2e2-e02555b6b46c\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(96.79012%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.49382716049382713% 0.49382716049382713% 0.49382716049382713% 0.49382716049382713% \/ 1.2987012987012987% 1.2987012987012987% 1.2987012987012987% 1.2987012987012987%\" id=\"el-dc38f5a1-67c4-466d-92d6-742c1fc2175d\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.6161728395061736% 0;font-family:&quot;Alegreya&quot;,serif;font-size:0.501618em;line-height:1.2;text-align:left;padding:0;color:#000000\"><span><span style=\"font-weight: 700; font-style: italic; color: #0c3a96\">\u2013 Mendelian inheritance<\/span><br \/>\n<span style=\"font-weight: 700; font-style: italic; color: #0c3a96\">\u2013 Molecular basis of inheritance (DNA, RNA)<\/span><br \/>\n<span style=\"font-weight: 700; font-style: italic; color: #0c3a96\">\u2013 Evolution theories<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"88cec090-889a-4b5d-bdd5-21b245db462b\" auto-advance-after=\"5s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script 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aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:6.31068%;top:-7.11974%;width:87.86408%;height:14.07767%;opacity:1\">\n<div id=\"anim-8ae8e1a4-8914-46f8-babe-ce4cefd2749c\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0, -349.68074%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5524861878453038% 0.5524861878453038% 0.5524861878453038% 0.5524861878453038% \/ 2.2988505747126435% 2.2988505747126435% 2.2988505747126435% 2.2988505747126435%\" id=\"el-c0e185de-5bdb-44e5-a3da-57877c0f08f5\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.3497064917127073% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.517799em;line-height:1.2;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #b82121\">Biology and Human Welfare (12 Marks)<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:6.31068%;top:30.09709%;width:87.86408%;height:14.07767%;opacity:1\">\n<div id=\"anim-a0c094e2-5dca-4e56-9159-978981110531\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0, -379.56579%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5524861878453038% 0.5524861878453038% 0.5524861878453038% 0.5524861878453038% \/ 2.2988505747126435% 2.2988505747126435% 2.2988505747126435% 2.2988505747126435%\" id=\"el-9d48d639-9688-47ee-aade-59edb8498274\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.3497064917127073% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.517799em;line-height:1.2;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #b82121\">Biotechnology and Its Applications (12 Marks)<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:5.82524%;top:67.31392%;width:87.86408%;height:14.07767%;opacity:1\">\n<div id=\"anim-88b2d437-8393-4855-ac90-ea432965dc4e\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0, -643.93362%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5524861878453038% 0.5524861878453038% 0.5524861878453038% 0.5524861878453038% \/ 2.2988505747126435% 2.2988505747126435% 2.2988505747126435% 2.2988505747126435%\" id=\"el-372b2b08-074f-4d2d-9f72-3eea11db5ca5\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.3497064917127073% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.517799em;line-height:1.2;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #b82121\">Ecology and Environment (10 Marks)<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:5.82524%;top:11.48867%;width:88.1068%;height:16.50485%;opacity:1\">\n<div id=\"anim-00aef501-29a3-4f6c-a2a8-1e6d653d67c4\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-3f0585a5-9e41-4c5c-9301-65dc2e92409f\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-106.61157%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5509641873278237% 0.5509641873278237% 0.5509641873278237% 0.5509641873278237% \/ 1.9607843137254901% 1.9607843137254901% 1.9607843137254901% 1.9607843137254901%\" id=\"el-69a86cf4-2630-4e59-b18d-5f6458242c66\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.5987603305785125% 0;font-family:&quot;Alegreya&quot;,serif;font-size:0.436893em;line-height:1.2;text-align:left;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #0c3a96\">\u2013 Human health and diseases<\/span><br \/>\n<span style=\"font-weight: 700; color: #0c3a96\">\u2013 Immunity and the welfare function of microbes.<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:6.31068%;top:46.60194%;width:88.1068%;height:19.41748%;opacity:1\">\n<div id=\"anim-3046bca2-398e-4682-afe8-f79d00f21053\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-a94ef973-85c2-43c2-b1d3-c1d765785634\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(106.33608%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5509641873278237% 0.5509641873278237% 0.5509641873278237% 0.5509641873278237% \/ 1.6666666666666667% 1.6666666666666667% 1.6666666666666667% 1.6666666666666667%\" id=\"el-0243f9d7-1c3c-477d-892b-afd4ab1295b3\">\n<h3 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.5322314049586783% 0;font-family:&quot;Alegreya&quot;,serif;font-size:0.388350em;line-height:1.2;text-align:left;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #0c3a96\">\u2013 Genetic Engineering (Recombinant DNA Technology),<\/span><br \/>\n<span style=\"font-weight: 700; color: #0c3a96\">\u2013 biotechnological processes and their applications.<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:6.31068%;top:81.39159%;width:88.1068%;height:14.56311%;opacity:1\">\n<div id=\"anim-f2771ce8-e2fa-4696-b72e-b223863ef6b5\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-5d0a2d51-0540-4c84-a976-8c75f68d1f17\" class=\"animation-wrapper\" 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750w,https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/03\/ICSE-Board-Class-10-Biology-Question-Paper-Analysis-2026-Difficulty-Level-Expert-Review-6-576x1024.png 576w,https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/03\/ICSE-Board-Class-10-Biology-Question-Paper-Analysis-2026-Difficulty-Level-Expert-Review-6-169x300.png 169w,https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/03\/ICSE-Board-Class-10-Biology-Question-Paper-Analysis-2026-Difficulty-Level-Expert-Review-6-150x267.png 150w\" sizes=\"(min-width: 1024px) 45vh, 100vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:5.33981%;top:-0.32362%;width:56.79612%;height:22.49191%;opacity:1\">\n<div id=\"anim-587d9819-a93f-4329-be13-0949b22b6e8b\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-109.40172%, 0px, 0)\">\n<div id=\"anim-eead058a-2467-475d-a909-0c1bb2735164\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-8cbfc7d4-a45e-4933-9fe2-48ca51ab09be\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:scale(0.15)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.8547008547008548% 0.8547008547008548% 0.8547008547008548% 0.8547008547008548% \/ 1.4388489208633095% 1.4388489208633095% 1.4388489208633095% 1.4388489208633095%\" id=\"el-875e53d1-47e1-4ae3-a70a-116e00807d0c\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:2.2837581797542734% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.566343em;line-height:1.2;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #ffd900\">CBSE Class 12 Biology Exam Pattern 2026<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:14.32039%;top:47.411%;width:74.02913%;height:42.71845%;opacity:1\">\n<div id=\"anim-47a2166c-ac01-4c67-a29b-f892cd707887\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(115.7377%, 0px, 0)\">\n<div id=\"anim-6322a0b0-b2b1-43a0-9b89-8e4fd3784189\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-20f1f9f7-7b68-4e20-b0e8-1c1c761efccc\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:scale(0.15)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.6557377049180327% 0.6557377049180327% 0.6557377049180327% 0.6557377049180327% \/ 0.7575757575757576% 0.7575757575757576% 0.7575757575757576% 0.7575757575757576%\" id=\"el-4c322146-24c5-4dbe-a393-b8cfdcecacf2\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.7126229508196724% 0;font-family:&quot;Alegreya&quot;,serif;font-size:0.436893em;line-height:1.2;text-align:left;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #edf6f6\">Demonstrate Knowledge and Understanding &#8211; <\/span><span style=\"font-weight: 700; color: #ffd900\">50%<\/span><\/p>\n<p><span style=\"font-weight: 700; color: #edf6f6\">Application of Knowledge \/ Concepts&nbsp;&#8211; <\/span><span style=\"font-weight: 700; color: #ffd900\">30%<\/span><\/p>\n<p><span style=\"font-weight: 700; color: #edf6f6\">Analyse , Evaluate and Create &#8211; <\/span><span style=\"font-weight: 700; color: #ffd900\">20%<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"9dc4420a-27de-42ff-8530-31e8e5e291c5\" auto-advance-after=\"5s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-504b90d9-becc-45f9-9383-a52cc1b5f397\",\"keyframes\":[{\"offset\":0,\"transform\":\"translate3d(0, -772.22186%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":0.29,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"},{\"offset\":0.45,\"transform\":\"translate3d(0, -217.148787032%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":0.61,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"},{\"offset\":0.71,\"transform\":\"translate3d(0, -73.824409816%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":0.8,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"},{\"offset\":0.85,\"transform\":\"translate3d(0, -27.722764774%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":0.92,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"},{\"offset\":0.96,\"transform\":\"translate3d(0, -12.046661016%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":1,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"}],\"delay\":0,\"duration\":600,\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-53e38b95-7c12-4634-8008-2cf5ad0498f7\",\"keyframes\":{\"transform\":[\"translate3d(-112.87672%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-b91038f8-05e6-439b-b570-aafdbac8eb42\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-1b763e63-9e5c-4727-8562-f4020cabffd9\",\"keyframes\":{\"transform\":[\"scale(0.15)\",\"scale(1)\"]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"forwards\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#fff\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-0511d07d-67c9-4bc6-8f81-acadd71a0cb5\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-4.36893%;width:100%;height:42.71845%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-e3227a15-114e-4e39-844c-07798be81b2a\">\n<div style=\"position:absolute;width:100%;height:109.32032%;left:0%;top:-4.66016%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/03\/1.png\" alt=\"CBSE Class 12 Biology Syllabus 2026\" srcSet=\"https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/03\/1.png 601w,https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/03\/1-300x210.png 300w,https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/03\/1-150x105.png 150w\" sizes=\"(min-width: 1024px) 45vh, 100vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:40.7767%;width:100.48544%;height:7.44337%;opacity:1\">\n<div id=\"anim-504b90d9-becc-45f9-9383-a52cc1b5f397\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0, -772.22186%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.4830917874396135% 0.4830917874396135% 0.4830917874396135% 0.4830917874396135% \/ 4.3478260869565215% 4.3478260869565215% 4.3478260869565215% 4.3478260869565215%\" id=\"el-5984f79c-f020-4254-96f8-1fe4ad4d8fc0\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.1432975732185995% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.501618em;line-height:1.2;text-align:center;padding:0;color:#000000\"><span>Important Preparation Insights<\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.40777%;top:50.48544%;width:88.59223%;height:48.86731%;opacity:1\">\n<div id=\"anim-53e38b95-7c12-4634-8008-2cf5ad0498f7\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-112.87672%, 0px, 0)\">\n<div id=\"anim-b91038f8-05e6-439b-b570-aafdbac8eb42\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-1b763e63-9e5c-4727-8562-f4020cabffd9\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:scale(0.15)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.547945205479452% 0.547945205479452% 0.547945205479452% 0.547945205479452% \/ 0.6622516556291391% 0.6622516556291391% 0.6622516556291391% 0.6622516556291391%\" id=\"el-4f6a8547-d7e1-427e-ab6c-0c5dfedc473c\">\n<h3 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-0.08861301369862984% 0;font-family:&quot;Roboto&quot;,&quot;Helvetica Neue&quot;,&quot;Helvetica&quot;,sans-serif;font-size:0.372168em;line-height:1.2;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #0c3a96\">1. <\/span><span style=\"font-weight: 700; color: #0c3a96\">NCERT is Your Bible<\/span><\/p>\n<p><span style=\"color: #0c3a96\">2. <\/span><span style=\"font-weight: 700; color: #0c3a96\">Diagrams = Extra Marks<\/span><\/p>\n<p><span style=\"color: #0c3a96\">3. <\/span><span style=\"font-weight: 700; color: #0c3a96\">Practice Case-Based Questions<\/span><\/p>\n<p><span style=\"color: #0c3a96\">4. <\/span><span style=\"font-weight: 700; color: #0c3a96\">Focus on High-Weight Units<\/span><br \/>\n<span style=\"color: #0c3a96\">\u2013 Genetics &amp; Evolution<\/span><br \/>\n<span style=\"color: #0c3a96\">\u2013 Reproduction<\/span><\/p>\n<p><span style=\"color: #0c3a96\">5. <\/span><span style=\"font-weight: 700; color: #0c3a96\">Write Answers in Points<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\"><a href=\"https:\/\/www.aakash.ac.in\/boards\/cbse-class-12-biology-sample-question-paper-solutions\" rel=\"\">Practice &#8211; Bio Sample Papers <\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"8df7b327-7f19-48e1-b3e3-fb1c98aa9f4a\" auto-advance-after=\"5s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-b7bd3522-aa65-402c-ae5f-f2a6c1717125\",\"keyframes\":[{\"offset\":0,\"transform\":\"translate3d(0, -205.69202%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":0.29,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"},{\"offset\":0.45,\"transform\":\"translate3d(0, -57.84059602400001%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":0.61,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"},{\"offset\":0.71,\"transform\":\"translate3d(0, -19.664157112%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":0.8,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"},{\"offset\":0.85,\"transform\":\"translate3d(0, -7.3843435180000006%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":0.92,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"},{\"offset\":0.96,\"transform\":\"translate3d(0, -3.208795512%, 0)\",\"easing\":\"cubic-bezier(.5, 0, 1, 1)\"},{\"offset\":1,\"transform\":\"translate3d(0, 0%, 0)\",\"easing\":\"cubic-bezier(0, 0, .5, 1)\"}],\"delay\":0,\"duration\":600,\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#fff\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-ba1e919b-278d-4f5f-9ef8-3c6ccb748062\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:7.52427%;top:-4.53074%;width:85.43689%;height:41.26214%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-2702fe9c-83a7-4a7f-b631-f512f1e94b76\">\n<div style=\"position:absolute;width:103.49027%;height:100%;left:-1.74514%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/03\/CBSE-Class-12-All-Subjects-Answer-Key-2026-OUT-\u2013-Free-PDF-All-Sets.png\" alt=\"CBSE Class 12 All Subjects Answer Key 2026 OUT \u2013 Free PDF (All Sets)\" srcSet=\"https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/03\/CBSE-Class-12-All-Subjects-Answer-Key-2026-OUT-%E2%80%93-Free-PDF-All-Sets.png 600w,https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/03\/CBSE-Class-12-All-Subjects-Answer-Key-2026-OUT-%E2%80%93-Free-PDF-All-Sets-300x210.png 300w,https:\/\/blogcdn.aakash.ac.in\/wordpress_media\/2026\/03\/CBSE-Class-12-All-Subjects-Answer-Key-2026-OUT-%E2%80%93-Free-PDF-All-Sets-150x105.png 150w\" sizes=\"(min-width: 1024px) 38vh, 85vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:17.96117%;top:39.4822%;width:64.56311%;height:46.1165%;opacity:1\">\n<div id=\"anim-b7bd3522-aa65-402c-ae5f-f2a6c1717125\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0, -205.69202%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.7518796992481203% 0.7518796992481203% 0.7518796992481203% 0.7518796992481203% \/ 0.7017543859649122% 0.7017543859649122% 0.7017543859649122% 0.7017543859649122%\" id=\"el-269ae10a-508f-4450-89ee-dc891673f8b3\">\n<h1 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:2.58302616893797% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.728155em;line-height:1.2;text-align:center;padding:0;color:#000000\"><span>CBSE Board Class 12th Answer Key and Solutions 2026<\/span><\/h1>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\"><a href=\"https:\/\/www.aakash.ac.in\/class-12-cbse-board-answers-solutions\" rel=\"\">Download Now<\/a><\/amp-story-page-outlink><\/amp-story-page><\/amp-story><\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Detailed Explanation of CBSE Class 12 Biology Syllabus 2026 , Exam Pattern and Marking Scheme<\/p>\n","protected":false},"author":63,"featured_media":298305,"template":"","meta":{"web_stories_publisher_logo":224678,"web_stories_poster":[],"web_stories_products":[],"footnotes":""},"web_story_category":[],"web_story_tag":[],"class_list":["post-298292","web-story","type-web-story","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>CBSE Class 12 Biology Syllabus 2026: Exam Pattern &amp; 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style=\"color: #edf6f6\">Overview of CBSE Class 12 Biology 2026<\/span>","x":24,"y":-3,"width":365,"borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"type":"text","height":109,"id":"4d45d28e-dc09-450f-be42-0e85ee14ab93","marginOffset":-12.520214843750004},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Alegreya"},"fontSize":29,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.2,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"content":"<span style=\"font-weight: 700; color: #ffd900\">Total Marks Distribution -- 100<\/span>\n\n<span style=\"font-weight: 700; color: #ffd900\">Theory -- 70<\/span>\n\n<span style=\"font-weight: 700; color: #ffd900\">Practical -- 30<\/span>\n\n<span style=\"font-weight: 700; color: #ffd900\">Exam Duration -- 3 hours<\/span>\n\n<span style=\"font-weight: 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