Aatif Ammad | March 6, 2026 | 03:00 AM IST | 5 mins read
ISC 12th Biology exam will carry 70 marks for theory and 30 marks for practical, with students required to secure at least 40% separately in both components to pass. Check details on paper analysis, pattern, timings and important units
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The Council for the Indian School Certificate Examinations (CISCE) will conduct the Indian School Certificate (ISC) Class 12 Biology paper today from 2 pm onwards. Students are advised to reach their respective exam centres at least 40–45 minutes before the exam begins to complete entry and verification procedures.
ISC Class 12th QP's 2026: English Paper 2 | Chemistry Paper 1
ISC Class 12th Answer Key 2026: English Paper 1 | Chemistry
ISC 12th 2026: Admit Card PDF | Time Table | Syllabus
Also See: Formula Sheet: Maths | Physics | Chemistry
Meanwhile, the council has announced that examinations scheduled for the same date in some international locations, including parts of the UAE and the Middle East, have been postponed. Revised dates for these centres will be announced later.
The ISC 12th Biology paper will be assessed through a combination of theory and practical components. The theory paper carries 70 marks, while the remaining 30 marks are allotted to the practical.
Students will be given three hours to complete the written paper, along with an additional 15 minutes of reading time before the exam begins.
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As per the exam pattern, the question paper is divided into four sections—A, B, C, and D. Section A is compulsory and generally includes multiple-choice questions and very short-answer questions.
Sections B, C and D feature a mix of short-answer, long-answer and case-study-based questions designed to test both conceptual understanding and application of biological concepts.
To qualify in the ISC Class 12 Biology exam 2026, candidates are required to score at least 40% marks individually in both the theory and practical sections.
Students preparing for the ISC Class 12 Biology examination should pay special attention to the following core units, which carry significant weightage in the question paper:
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ISC Biology Paper 2026: CISCE will conduct the ISC Class 12 Biology exam today from 2 pm onwards. Check the details on paper analysis, exam timing, important questions, answer key, result date, pattern, and other updates.
March 6, 2026 | 03:00 AM IST
Several educational institutions and subject experts will publish the ISC Biology Answer Key 2026 soon after the exam concludes. Students can use this answer key to estimate their expected scores before the official results are announced.
March 6, 2026 | 02:00 AM IST
ISC Class 12 Biology paper will be held tomorrow from 2 pm onwards. Students are advised to reach their respective exam centres at least 40–45 minutes before the exam begins. Students will be given additional 15 min to read the question paper.
March 6, 2026 | 01:34 AM IST
ISCE will conduct the ISC Class 12 Biology paper tomorrow from 2 pm onwards. Students will be given 15 minutes of additional reading time before the exam begins.
March 6, 2026 | 12:32 AM IST
According to the exam pattern, the question paper is divided into four sections—A, B, C, and D. Section A is compulsory and usually consists of multiple-choice questions and very short-answer questions.
Sections B, C, and D include a combination of short-answer, long-answer, and case-study-based questions, which aim to assess students’ conceptual understanding as well as their ability to apply biological concepts.
To pass the ISC Class 12 Biology Exam 2026, candidates must secure at least 40% marks separately in both the theory and practical components.
March 5, 2026 | 11:40 PM IST
The ISC Class 12 English Language (Paper 1) was considered moderately difficult. The proposal writing and comprehension sections were relatively easy, while the composition and short grammar/vocabulary questions were of moderate difficulty. The paper mainly focused on writing skills (worth up to 25 marks) and unseen passages that included summary-writing tasks.
Overall, the paper followed the prescribed syllabus closely, combining direct recall, analytical thinking, and creative writing. Some sections were lengthy, making time management important for students. Well-prepared candidates were generally able to attempt most sections confidently.
March 5, 2026 | 10:45 PM IST
Around 1.5 lakh students will appear for the ISC Class 12 exam in 2026.
March 5, 2026 | 10:15 PM IST
Students appearing for the CISCE Board Exam 2026 must follow the important guidelines listed below:
March 5, 2026 | 09:30 PM IST
To pass ICSE Class 10, students must secure passing marks in at least five out of the six subjects they appear for. They must also obtain passing grades in SUPW (Socially Useful Productive Work) and Community Service, which are assessed internally. The minimum passing requirement for each subject is 33%.
CISCE revises Class 10, 12 board exam rules; scraps compartment exam, key changes
March 5, 2026 | 08:47 PM IST
Solving previous years’ questions (PYQs) for ISC 12th biology board exam 2026 and sample papers will help students identify frequently repeated topics and understand the overall difficulty level of the exam questions. It improves answer-writing skills by helping students understand the appropriate level of detail required for 2-mark, 3-mark, and 5-mark questions.
March 5, 2026 | 08:15 PM IST
Students will be given 15 minutes to read the question paper before the exam begins. Candidates are required to reach the examination hall at least 30 minutes prior to the start of the exam.
The ISC Class 12 examination 2026 will start at 2:00 PM and will last for 3 hours. Students are strictly advised not to bring books, papers, mobile phones, smartwatches, or any wireless devices into the examination hall.
March 5, 2026 | 07:45 PM IST
The ISC Class 12th board exam time table is given below.
Friday, March 6 | Biology - Paper 1 (Theory) | ||
Saturday, March 7 | Fashion Designing - Paper 1 (Theory) | ||
Indian Music - Hindustani - Paper 1 (Theory) | |||
Monday, March 9 | Mathematics | ||
Wednesday, March 11 | Business Studies | ||
Friday, March 13 | Bengali, Gujarati, Hindi, Kannada, Khasi, Mizo, Malayalam, Nepali, Odia, Punjabi, Tamil, Telugu, Urdu, Modern Armenian, Tibetan, Arabic, Sanskrit | ||
Saturday, March 14 | Art Paper 2 (Drawing or Painting from Nature) | ||
Monday, March 16 | Physics - Paper 1 (Theory) | ||
Wednesday, March 18 | Physical Education | ||
Monday, March 23 | Economics | ||
Biotechnology - Paper 1 (Theory) | |||
Wednesday, March 25 | Sociology | ||
Friday, March 27 | Computer Science - Paper I (Theory) | ||
Saturday, March 28 | Art Paper 4 (Original Imaginative Composition in Colour) | ||
Monday, March 30 | Political Science | ||
Wednesday, April 1 | Elective English | ||
Hospitality Management | |||
Saturday, April 4 | Art Paper S (Crafts ‘A’) | ||
Monday, April 6 | Geography | ||
March 5, 2026 | 07:18 PM IST
After the exam concludes, students often look for the ISC 12th Biology Question Paper 2026 PDF along with its answer key to verify the answers they attempted and calculate their expected scores.
March 5, 2026 | 07:00 PM IST
The list of important topics for ISC 12th Biology 2026 are as follows.
Chapter/Topics | Sub‑topics |
Reproduction in Organisms | Sexual and asexual reproduction, reproductive health, related biological processes |
Genetics and Evolution | Mendelian genetics, monohybrid and dihybrid crosses, inheritance patterns, linkage, mutations, basic evolution concepts |
Biotechnology | Tools and techniques of biotechnology, applications in medicine, agriculture, and industry |
Human Health and Diseases | Common diseases, immunity, vaccination, basic epidemiology concepts |
Ecology and Environment | Ecosystems, biodiversity, environmental issues, conservation strategies |
Human Physiology | Circulatory, digestive, respiratory, excretory, nervous, and endocrine systems |
March 5, 2026 | 06:30 PM IST
ISC Class 12 Biology theory paper carries a total of 70 marks, and questions are framed from the 5 major units of syllabus. Candidates can check the unit-wise weightage for the ISC Class 12 Biology theory exam given below.
Unit | Total Weightage |
Reproduction | 16 Marks |
Genetics and Evolution | 15 Marks |
Biology and Human Welfare | 14 Marks |
Biotechnology and Its Applications | 10 Marks |
Ecology and Environment | 15 Marks |
| Total | 70 Marks |
March 5, 2026 | 06:00 PM IST
The ISC Class 12 Biology exam generally consists of two components:
March 5, 2026 | 05:33 PM IST
CISCE will conduct the 12th biology exam from 2 pm to 5 pm.
March 5, 2026 | 05:00 PM IST
The Council for the Indian School Certificate Examinations (CISCE) will conduct the ISC Class 12 Biology exam on March 6 in the afternoon session starting at 2 pm. Students are advised to reach their examination centres at least 40–45 minutes before the exam begins to complete verification procedures.
March 5, 2026 | 05:00 PM IST
The Biology exam will include a 70-mark theory paper and a 30-mark practical component. To pass the ISC Class 12 Biology exam, students must secure at least 40% marks separately in both theory and practical sections
March 5, 2026 | 05:00 PM IST
The ISC Biology question paper will be divided into four sections—A, B, C and D. Section A will be compulsory and is expected to include multiple-choice and very short answer questions, while the remaining sections will contain short-answer, long-answer and case-study-based questions.