ISC Class 12 Biology Answer Key 2025 (21 March) – Download Solution PDF (All Sets)
The Council for the Indian School Certificate Examination (CISCE) conducted the ISC Biology Paper 1 theory exam on March 21, 2025 from 2 pm to 5 pm. Many educational institutes have published the unofficial ISC answer key for the Biology exam after the exam. The answer key consists of correct answers to all the questions asked in the examination. Students can use it to compare their answers with the correct ones and count the expected scores. We have also provide the direct link to the ISC Biology answer key in this article.
This Story also Contains
- ISC Biology Answer Key Dates 2025
- Unofficial ISC Biology Answer Key Link 2025
- ISC Biology Exam Pattern 2025
ISC Biology Answer Key Dates 2025
The board started conducting the ISC exam on February 13 and will conclude on April 5, 2025. Below, we have provided the dates related to the answer key to keep students updated.
Particulars | Dates |
February 13 to April 5, 2025 | |
ISC Biology exam | March 21, 2025 |
Unofficial ISC Biology answer key 2025 | March 21, 2025 (released) |
May 2025 |
Unofficial ISC Biology Answer Key Link 2025
The CISCE board will not publish the Biology ISC answer key 2025. However, various coaching institutes published the answer key for ISC Biology immediately after the completion of the respective exam. Students must also remember that unofficial answer keys are not always reliable. Below, we have provided the direct link to the unofficial ISC Biology answer key.
ISC Biology Exam Pattern 2025
The ISC Biology theory paper will be conducted for a total of 70 marks. The exam started at 2 pm and will conclude at 5 pm on March 21, 2025. Students will receive 15 minutes to read the ISC 12th Biology 2025 question paper. Below, we have provided the exam pattern for the Biology theory paper for students' reference.
Section A is 20 marks and consists of short-answer recall and application-based questions.
Section B is of 14 marks and consists of application questions.
Section C is of 21 marks based on reasoning, analysis, and diagram-based answers
Section D is of 15 marks based on diagrams and explanations-based questions.
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Questions related to ISC 12th
On Question asked by student community
Have a question related to ISC 12th ?
Hey Niharika,
Getting admission in IITs or NITs doesn’t depend only on your Class 12 percentage. The main criteria is your JEE performance. For IITs, you need to clear JEE Advanced after qualifying JEE Main. For NITs, admission is through JEE Main rank.
As per eligibility, you must score at
To appear in the JEE Mains exams, the students must have qualified Class 12 with Physics, Chemistry, and Mathematics as core subjects, and to appear in the JEE Advanced , the students must have attained 75% (for General/OBC) in Class 12.
As you are a student from the ICSE board
Hello Aspirant
As per the official website the result for class 12th (2nd semester) has been declared yesterday i.e. 24th july 2022.
The official website to download the ISC 12th result is www.cisce.org.
Hope your result is good.
Hi Mahira, how did you end up uploading your marksheets? I'm also in a similar situation to yours. Please reply and help me out :)
Hello,
Yes, you can get another Class 12th Passing Certificate if you have lost it. To get obtain the passing certificate visit your school/college and enquire regarding the procedure and the details required to obtain the certificate. The concerned authority in the administration office will assist you in this regard.
Applications for Admissions are open.
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