The ISC Biology 2026 exam took place today, March 6, 2026 , from 2 PM to 5 PM nationwide. The Council for the Indian School Certificate Examinations (CISCE) administered the test. Students who completed the exam can now check their performance using an unofficial answer key and analysis. This unofficial key will be updated after the exam concludes. It is based on subject expert reviews and student feedback.
Exam Structure and Scoring
The ISC Biology 2026 examination consists of two parts. The theory paper is worth 70 marks. A practical or internal assessment accounts for the remaining 30 marks. The total marks for the subject are 100. The theory paper lasted for 3 hours. Students received 15 minutes for reading time before the exam began. The question paper included MCQs, very short answer, short answer, and long answer questions.
Unofficial Answer Key and Analysis
An unofficial ISC Biology 2026 Answer Key is available for students. This key allows students to cross-check their answers. They can also calculate estimated scores. The questions were segmented into sections worth 20, 14, 21, and 15 marks. The answer key will be updated following the exam’s conclusion at 5 PM.
A detailed exam analysis will also be released. This analysis will cover the overall difficulty level. It will also provide a section-wise breakdown of the exam. Student feedback and subject expert reviews will inform this analysis. The detailed analysis will be updated after 5 PM.
Passing Criteria
Students must achieve a minimum of 40% marks in Biology to pass the subject. To receive the pass certificate, a minimum aggregate score of 35% across all subjects is required. The unofficial answer key is for analysis only. It is not an official score.