Tamil Nadu 12th Biology Previous Year Question Paper - Download Free PDF
Table of Contents
The Tamil Nadu 12th Biology Previous Year Question Papers are a great way to prepare for your Board exams. Previous papers show you what is important to study through developing an understanding of concepts, helping you write your answers for the questions you may face on the Tamil Nadu 12th Exam 2026, and how to answer the types of diagrams, definitions, and application-based questions that have been part of the previous papers. Additionally, they allow you to narrow down your focus on the material you will need to study to give you priority chapters as well as important processes, words, and labeling that you will need to remember for the exam.
The Tamil Nadu 12th Previous Year Question Paper 2026 for Biology has two major sections based on the categories of Botany and Zoology with a total of 70 marks for each section. The exam includes multiple-choice, very short, short-answer, and long-answer questions. The practice papers help relieve the stresses of learning to frame your answers and to give adequate time to complete the papers for the actual test.
You can make more thoughtful decisions about how much time to spend studying when you are aware of the biology weightage. Important topics in botany, which is worth 35 marks, include angiosperm taxonomy, plant anatomy, cell biology and genetics, biotechnology, plant physiology, and biology in human welfare. Important topics in zoology, which is worth the remaining 35 marks, include human physiology, microbiology, immunology, genetics, environmental sciences, and theories of evolution. Your scoring potential will be maximized if you concentrate on these crucial areas when you practice previous questions.
Tamil Nadu 12th Biology Previous Year Question Paper - Download Free PDF
Below is a list of Tamil Nadu 12th Biology Previous Year Question Papers, arranged by year:
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Year |
Download PDF |
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2022 |
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2020 |
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2019 |
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2018 |
How to download the Tamil Nadu 12th Biology Previous Year Question Papers?
The previous year papers are available for download on the DGE Tamil Nadu official website. Just follow the easy steps listed below to download the Tamil Nadu 12th Biology 2025 paper.
Step 1: Visit dge.tn.gov.in, the Directorate of Government Examinations Tamil Nadu's official website.
Step 2: Once the homepage opens, you need to select the option of Previous Year Question Papers, seen on the right-hand side of the screen.
Step 3: The question papers' most recent PDFs will be shown on the screen.
Step 4: If you wish to download the Biology question paper in PDF format, click on the link.
Also Read: Tamil Nadu 12th Biology Deleted Syllabus 2026
What is the Tamil Nadu 12th Biology Exam Pattern?
The two sections of the biology question paper for Tamil Nadu Class 12 will be zoology and botany. Each section will be given 35 marks, and when combined, the total score will be 70. There will be a range of question types on the test, such as multiple-choice, objective, short-, and very-short-answer questions. The following table summarizes the Tamil Nadu 12th Biology paper pattern.
|
Sections |
Number of Questions |
Type of Questions |
Marks Allotted |
|
Part 1 – Botany |
35 |
||
|
Section 1 |
8 |
MCQs & Objective-type |
8 × 1 = 8 |
|
Section 2 |
4 |
Very Short-answer |
4 × 2 = 8 |
|
Section 3 |
3 |
Short-answer |
3 × 3 = 9 |
|
Section 4 |
2 |
Long-answer |
2 × 5 = 10 |
|
Total |
17 |
- |
35 |
|
Part 2 – Zoology |
35 |
||
|
Section 1 |
8 |
MCQs & Objective-type |
8 × 1 = 8 |
|
Section 2 |
4 |
Very Short-answer |
4 × 2 = 8 |
|
Section 3 |
3 |
Short-answer |
3 × 3 = 9 |
|
Section 4 |
2 |
Long-answer |
2 × 5 = 10 |
|
Total |
17 |
- |
35 |
|
Aggregate Total (Botany + Zoology) |
34 |
- |
70 |
Also Read: Tamil Nadu 12th Biology Exam Pattern 2026
Benefits of Downloading Tamil Nadu 12th Biology Previous Year Question Papers
Given below are some of the benefits of downloading the Tamil Nadu 12th Biology Previous Year Question Papers:
- Helps you understand the structure of the Tamil Nadu 12th Biology exam, including the types of questions and the weight assigned to each chapter.
- Provides an understanding of how questions from Genetics, Evolution, Human Physiology, and Biotechnology are constructed.
- Strengthens conceptual understanding of key diagrams, definitions, and biological processes.
- Improves answer-writing skills by showing how to write answers to both short and long descriptive questions.
- Enhances time management as you can practice finishing the paper in the allocated time.
- Builds confidence and reduces the fear of examinations by practicing questions that are real exams questions.
- Serves as an excellent revision aid by helping you to recall significant topics, terminology, and labelling of diagrams.
- Enables you to notice frequently asked questions and best scoring topics across a number of chapters.
- Promotes self-reflection and therefore helps you monitor your level of preparation as well as target weaker topics.
- Familiarizes you with the distribution of marks between theory-based and practical-based questions.
- Aids overall performance by aligning conceptual understanding with practical exam strategy.
FAQs on Tamil Nadu 12th Tamil Nadu 12th Biology Previous Year Question Papers
Q: Q1. Where can I download the Tamil Nadu 12th Biology Previous Year Question Papers?
Q: Q2. How do Tamil Nadu 12th Biology Previous Year Question Papers help with exam preparation?
Q: Q3. How many marks are allotted to the Tamil Nadu 12th Biology Exam?
Q: Q4. Which topics are most important in Tamil Nadu 12th Biology Exam?
Q: Q5. Are Tamil Nadu 12th Biology Previous Year Question Papers available in PDF format?
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