CBSE Class 12 Biology Previous Year Question Paper 2024

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CBSE Class 12 Biology Previous-Year Question Paper 2024

CBSE Class 12 Biology previous year papers are an invaluable tool for students; referring to them is the best way to prepare for exams. Biology is the study of life and living organisms, enclosing their structure, function, growth, evolution, distribution, and taxonomy. This covers a range of topics, including genetics, evolution, ecology, and human physiology, providing a comprehensive understanding of biological principles. 

Educart Publications is committed to offering valuable resources to both teachers and students, ensuring they have the necessary tools for their teaching and study endeavours. On this page, we have made available free PDF links to all the Class 12 Biology Question Papers from the 2024 exams, complete with their marking scheme solutions.

CBSE Class 12 Biology
Question Papers 2024
(Marking Scheme)
57-1-1 (Set 1, Subset 1) Solution
57-1-2 (Set 1, Subset 2) Solution
57-1-3 (Set 1, Subset 3) Solution
57-2-1 (Set 2, Subset 1) Solution
57-2-2 (Set 2, Subset 2) Solution
57-2-3 (Set 2, Subset 3) Solution
57-3-1 (Set 3, Subset 1) Solution
57-3-2 (Set 3, Subset 2) Solution
57-3-3 (Set 3, Subset 3) Solution
57-4-1 (Set 4, Subset 1) Solution
57-4-2 (Set 4, Subset 2) Solution
57-4-3 (Set 4, Subset 3) Solution
57-5-1 (Set 5, Subset 1) Solution
57-5-2 (Set 5, Subset 2) Solution
57-5-3 (Set 5, Subset 3) Solution

CBSE Class 12 Biology Exam Pattern

Before you solve these Class 12 Biology (Code 044) board papers, it's essential to familiarise yourself with the paper pattern that guided their creation. Understanding the marks and section distribution will provide valuable insights into approaching and answering the questions effectively. 

Sections Question Types No. of Questions
Section A Multiple-choice questions 16Q (1m)
Section B Very Short Answer-
type Questions
5Q (2m)
Section C Short Answer-
type Questions
7Q (3m)
Section D Case-based Questions 2Q (4m)
Section E Long Answer-
type Questions
3Q (5m)

The Class 12 Biology exam typically follows a structured pattern to analyse students’ understanding of the subject. Here is a general overview of the exam pattern: 

  • Duration: 3 hours
  • Total marks: 70 marks 

The question paper has five sections and 33 questions. All questions are compulsory. 

  • Section A has 16 questions of one mark each and is mostly multiple-choice.

Example: Remnants of nucellus are persistent during seed development in

  1. a) pea; b) groundnut; c) wheat; d) black pepper
  • Section B has five very short-answer type questions of 2 marks each.

Example: Explain the process of hormonal regulation of spermatogenesis.

  • Section C has seven short-answer type questions of 3 marks each.

Example: Explain the phases in embryonic development from the morula stage until the establishment of pregnancy in a human female.

  • Section D has two case-based questions of 4 marks each; the case-based questions contain 3–4 sub-questions. 
  • Section E has three long-answer questions of 5 marks each and requires a detailed approach. 

There is no overall choice. However, internal choices have been provided in some questions. A student has to attempt only one of the alternatives to such questions.

Benefits of the Previous Year Paper with Marking Scheme Solutions 

Indeed, marking scheme solutions can be incredibly valuable for both teachers and students. Here's how they can be beneficial:

  • Teacher's Perspective: Marking Scheme Solutions serve as a guide for teachers to understand how to evaluate and allocate marks to answers consistently and fairly. It helps maintain objectivity in the grading process.
  • Student's Perspective: For students, these solutions provide insights into how they should approach and answer each question effectively. They offer a clear understanding of what examiners expect in terms of content, presentation, and depth of the response, helping students impress the paper checker and maximise their marks by providing well-structured and presentable answers.

The Class 12 biology paper from the previous year serves as a crucial resource for students preparing for their final exams. By reviewing and practicing these papers, students can gain insights into the exam pattern, question types, and important topics. Additionally, it helps in identifying areas of strength and weakness, allowing for targeted revision and improved time management skills during the actual exam. Using these papers can enhance your confidence and performance. 


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