CBSE Class 12 Biology exam was conducted on March 25, 2025. Check here the CBSE Class 12 Biology Answer Key 2025 and download PDF for all sets. Also, check exam analysis here!
CBSE Class 12 Biology Answer Key 2025: The CBSE Class 12 Biology exam was conducted on March 25, 2025, in offline mode. The exam was conducted for a total of 3 hours duration. The total marks for the theory exam was 80. The Biology paper for CBSE class 12 Exam 2025 was divided into 5 sections: A, B, C, D, and E. Section A consisted of MCQ and Assertion-Reason based questions, section B consisted of very short answer questions, section C consisted of short answer questions, section D consisted of case based questions, and section E consisted of long answer questions. The marking scheme differs depending on the type of questions.
The candidates can check below the set-wise CBSE Class 12 Biology Answer Key 2025 along with the question paper and exam analysis.
CBSE Class 12 Biology Exam 2025 Difficulty Level: Student Reaction
We have updated here the students' reactions to the CBSE Class 12 Biology exam:
- The overall difficulty level of the exam was moderate.
- The MCQ questions were easy and direct.
CBSE Class 12 Biology Exam Analysis 2025
The below table overviews the complete CBSE Class 12 Biology Answer Key 2025 exam analysis:
|
Particulars |
Analysis |
|
Overall Difficulty Level |
Moderate |
|
Difficulty Level of Section A |
Easy to moderate |
|
Difficulty Level of Section B |
Easy to moderate |
|
Difficulty Level of Section C |
Moderate |
|
Difficulty Level of Section D |
Moderate |
|
Difficulty Level of Section E |
Moderate to tough |
|
Expected Number of Good Attempts |
65+ |
CBSE Class 12 Biology Answer Key 2025 PDF
In the link provided below, we will update the unofficial answer key for CBSE Class 12 Biology exam. The candidates will be able to download the CBSE Class 12 Biology answer key in PDF form:
CBSE Class 12 Biology Unofficial Answer Keys 2025: Download PDF
CBSE Class 12 Biology Question Paper 2025 PDF
In the link provided below, we will update the CBSE Class 12 Biology question paper soon after the exam is over. The candidates will be able to download the question paper for CBSE Class 12 Biology in PDF form by clicking on the link below:
CBSE Class 12 Biology Question Paper 2025: To be Updated
Also check Class 12 CBSE Answer Key 2025 PDF Download to download answer keys PDF for other subjects.
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