CBSE Class 12 Biology Answer Key 2024: Check for Set 1, 2, 3 PDF

Sushmita Sundas
Sushmita Sundas

Updated on - Dec 20, 2023

After the final exams, one of the most anticipated resources is the CBSE class 12 Biology answer key 2024. It will allow the students to review their performance and gain valuable insight into their strengths and areas of improvement. 

Moreover, following the CBSE class 12 board exams 2024, several academic institutes/ experts will publish the CBSE 12 Biology answer key. The official answer key will be available later on its official website. The paper will be held for 100 marks, of which 70 marks will be allotted for theory and 30 for practical assessment.

CBSE Class 12 Biology Answer Key 2024 

The Central Board of Secondary Education tentatively conducts the CBSE class 12 Biology exams in March 2024 in pen and paper mode. Moreover, after successfully conducting the exams, the board will release the CBSE class 12 Biology answer key 2024. The answer key will help the candidates to calculate their scores.

If students find discrepancies in their answer key, they can immediately contact their school authorities. Furthermore, refer to the image mentioned below to understand the sections and the types of questions mentioned on the CBSE class 12 answer key for 2024. 

Read more: CBSE Class 12 Exam Pattern 2023-24

CBSE Class 12 Biology Answer Key 2023: Details

The CBSE Biology exam for class 12 was held for 70 marks, and the question papers were divided into 5 sections. Students who attended the Biology paper 2023 claimed that the paper was of moderate to tough level. The detailed CBSE class 12th Biology answer key for 2023 is below for the student's reference. 

 

Refer to the table below to get the detailed CBSE class 12th Biology answer key PDFs for various sets. 

CBSE Class 12 Biology Answer Key 2023
Particulars Download Link
CBSE Class 12 Biology Answer Key 2023 Click Here

Also Check for All Subjects: CBSE Class 12 Answer Key 2024

CBSE Class 12 Biology Question Paper Analysis 2023

The CBSE class 12 Biology question paper analysis will guide the candidates to understand the difficulty level of the questions and paper pattern. The 2023 Biology question paper had five sections and 33 questions in total. Moreover, the questions asked were direct from the NCERT solutions for Biology. Get the detailed CBSE class 12 Biology question paper analysis for various years. 

CBSE Class 12 Biology Question Paper Analysis
Question Paper PDF Link
CBSE Class 12 Biology Question Paper 2023 Download
CBSE Class 12 Biology Question Paper 2022 Download
CBSE Class 12 Biology Question Paper 2020 Download
CBSE Class 12 Biology Question Paper 2019 Download

CBSE Class 12 Biology Question Paper Analysis for 2022

The CBSE class 12 Biology exams, as per the students and experts, were easy regarding difficulty level. All the questions were asked from the NCERT syllabus. Moreover, students could quickly obtain 90% in the class 12 Biology exam in 2022. Check out the section-wise paper analysis for the CBSE class 12 Biology 2022. 

CBSE Class 12 Biology Question Paper Analysis for 2022
Section No. of Questions Marks Per Question Type of Questions
A 6 2 Concept-based questions
B 6 3 Reasoning, HOTS, and application-based questions
C 1 5 Case study

CBSE Class 12 Biology Question Paper Analysis for 2021

As per the teachers and the subject experts, the questions asked in the CBSE class 12 Biology paper for 2021 were simple. The questions asked in the Biology paper 2021 were similar to those in the CBSE 12th sample paper.

The expert claimed that the Biology question paper was easy and straightforward. Below is the section-wise number of questions and the weightage of questions in the class 12 Biology paper 2022. 

CBSE Class 12 Biology Question Paper Analysis for 2021
Section Type of Question Number of Questions Weightage of Each Question
A Multiple Choice Questions (MCQs) 24 questions (Any 20 need to be attempted) 0.7
B Multiple Choice Questions (MCQs) 24 questions (Any 20 need to be attempted) 0.7
C Multiple Choice Questions (MCQs) 12 questions (Any 10 need to be attempted) 0.7

CBSE Class 12 Biology Question Paper 2023 Review

The CBSE class 12 Biology question papers were conducted for 3 hours in pen and paper mode. The question paper had 33 questions overall, Section A had 16 questions of 1 mark each, Section B had 5 questions of 2 mark each, Section C had 7 questions of 3 marks each, and Section D had 2 case-based questions of 4 marks each and lastly from section E had 3 questions of 5 marks each.
The review of the CBSE class 12 Biology question paper is below for the student's reference.

CBSE Class 12 Biology Question Paper Review
Particulars Question Paper Analysis
Difficulty Level: As Stated By Students Moderate
Types Of Questions According to experts, the questions asked were balanced and simple.
Questions were directly asked from the NCERT textbook.
Section C of the question paper was considered to be difficult by students
MCQs were the easiest part of the question paper
Exam Duration & Length of the Paper Students had sufficient time to complete the paper. 

Read more: Passing Marks in CBSE Class 12th

CBSE Class 12th Biology Answer Key 2024: Pattern

Students can use the previous year's pattern and marking scheme to prepare for the upcoming board exams. Moreover, after completing the examination, the board will release the CBSE class 12 biology answer key. Below is the detailed answer key pattern 2023 for the student's reference. 

Sections Number of Questions Marks  Type of Questions Difficulty Level
Section A  16 1 x 16 Multiple Choice Questions Moderate
Section B 5 2 x 5 Very Short Answer Questions Moderate
Section C 7 3 x 7 Short Answer Questions Moderate
Section D 2 2 x 4 Long Answer Questions Moderate
Section E 3 5 x 3 Case-Based Questions Moderate
Total  33 70 - -

Read more: Best Reference Books CBSE Class 12th

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