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GAT B Syllabus 2026: Check Section-wise GAT B Exam Syllabus, Topic-wise Weightage, Preparation Tips
The GAT B Syllabus is divided into 2 parts, which include Part A and Part B, with a different syllabus for each part.
In GAT B, Part A Syllabus is based on the NCERT Class 12 syllabus of Physics, Chemistry, Biology and Mathematics, and Part B Syllabus is based on the graduation syllabus for biotechnology.
- The GAT B, Part A syllabus has a total weightage of 60 Questions, in which all questions are compulsory, and the Part B Syllabus has a total weightage of 100 questions, in which only 60 questions are compulsory.
- In the GAT B Question Paper in Section A, 1 mark will be awarded for each correct answer, and 0.5 mark will be deducted for each incorrect answer.
- In the GAT B question paper, Section B, 3 marks will be awarded for each correct answer, and 1 mark will be deducted for each incorrect answer from the overall score.
You should refer to the official Website for the latest updates regarding the syllabus, exam structure and exam schedule.
Check:
Key Summary
- In this article, we have discussed about GAT-B Syllabus, including the Section-wise GAT-B Exam Syllabus, Topic-wise Weightage, and Preparation Tips
- The GAT B syllabus is divided into 2 parts, including Part A and Part B.
- GAT B Syllabus Part A is based on the class 12 Physics, Chemistry, Biology, and Mathematics syllabus.
- GAT B Syllabus Part B includes Basic Biology, Life Sciences, Biotechnology, and allied areas.
- 60 questions will be asked from the GAT B syllabus Part A, and 100 questions from the GAT B Syllabus Part B.
- Only 60 questions are compulsory in the GAT B section A, whereas all questions are compulsory in the GAT B section B.
- A maximum of 60 marks can be scored in GAT B syllabus Section A, with 1 mark for each correct answer and -0.5 for each incorrect answer.
- A maximum of 180 marks can be scored from GAT B syllabus Section B, with 3 marks for each correct answer and -1 for each incorrect answer
- What is the GAT-B Syllabus?
- GAT-B Syllabus
2.1 GAT-B Part A Syllabus (10+2 Level)
2.2 GAT-B Part B Syllabus (Graduate Level)
- GAT-B Topic-Wise Weightage
3.1 GAT-B Syllabus Part A: Topic-Wise Weightage (60 Marks)
3.2 GAT-B Syllabus Part B: Topic-Wise Weightage (180 Marks)
- GAT-B Syllabus: Important Topics
- GAT-B Important Books
5.1 Important Books for GAT B Syllabus Part A
5.2 Important Books for GAT B Syllabus Part B
- GAT B 2026 Exam Pattern
- GAT B Preparation Strategy
7.1 GAT B Preparation Strategy
- GAT B Syllabus FAQs
What is the GAT-B Syllabus?
The GAT-B Syllabus is divided into 2 parts. Part A includes the 10+2 level of knowledge in physics, chemistry, mathematics and biology.
At the same time, Part B includes graduate-level subjects in Life Sciences and Biotechnology, such as Biochemistry, Genetics, Immunology, Molecular Biology, Bioprocessing, and Bioinformatics.
| Particulars | Details |
|---|---|
| Exam Name | Graduate Aptitude Test – Biotechnology (GAT-B) |
| Conducting Body | National Testing Agency (NTA) on behalf of the Regional Centre for Biotechnology (RCB) |
| Exam Mode | Computer-Based Test (CBT) |
| Duration | 3 Hours |
| Total Questions | 160 (Part A: 60 + Part B: 100) |
| Total Marks | 240 (Part A: 60 + Part B: 180) |
| Marking Scheme |
|
| Part A Syllabus | 10+2 level Physics, Chemistry, Mathematics, Biology |
| Part B Syllabus | Graduate-level topics: Biochemistry, Cell Biology, Genetics & Molecular Biology, Microbiology, Immunology, Recombinant DNA Technology, Bioprocess Engineering, Bioinformatics |
| Medium of Exam | English |
| Purpose | Admission to DBT-supported PG programs in Biotechnology and allied areas |
Also Read:
Ques. What is the GAT-B exam for?
Ans. The GAT-B Exam is a national-level entrance exam that is conducted by NTA for PG Programs. Ensuring a common selection platform for all biotechnology candidates.
- It is conducted to get admission in M.Sc/M.Tech in biotechnology and related fields.
- It is accepted by more than 34 universities and institutes
Ques. Who is eligible for the GAT-B exam?
Ans. The GAT-B Eligibility is based on a bachelor’s degree in biotechnology and related fields. The Final Year candidates can also apply for the same.
| Requirement | Details |
|---|---|
| Academic Qualification | B.Sc/B.Tech in Biotechnology/Life Sciences/Microbiology/Biochemistry/Agriculture, etc. |
| Minimum Marks | Usually 55% (50% for SC/ST/OBC-NCL/PwD) |
| Final-Year Students | Eligible to apply |
GAT-B Syllabus
The GAT B Syllabus includes 2 parts: Part A and Part B, which test candidates on the basis of fundamental and advanced topics based on 10+2 level physics, chemistry, mathematics and biology, along with postgraduate biotechnology studies.
GAT-B Part A Syllabus (10+2 Level)
- It covers basic science subjects at the school level.
- It focuses on conceptual clarity and fundamentals.
- The Questions are direct but speed and accuracy is required.
| Subject | Key Topics |
|---|---|
| Physics | Laws of Motion, Thermodynamics, Oscillations & Waves, Gravitation, Electrostatics, Optics, Modern Physics |
| Chemistry | Atomic Structure, Chemical Bonding, Thermodynamics, Equilibrium, Redox Reactions, Hydrocarbons, Coordination Compounds, Biomolecules |
| Mathematics | Algebra, Trigonometry, Calculus, Coordinate Geometry, Probability, Statistics, Vectors |
| Biology | Diversity in Living World, Cell Structure & Function, Human & Plant Physiology, Genetics & Evolution, Biotechnology, Ecology |
GAT-B Part B Syllabus (Graduate Level)
- The GAT-B, Part B Syllabus will test candidates based on undergraduate biotechnology.
- It carries higher weightage than Part A, including 180 marks out of 240.
- It requires an in-depth understanding along with application-based learning.
| Subject Area | Key Topics |
|---|---|
| Biochemistry & Metabolism | Biomolecules, Enzymes, Metabolic Pathways, Bioenergetics |
| Cell Biology | Prokaryotic & Eukaryotic Cells, Organelles, Cell Cycle, Signaling |
| Genetics & Molecular Biology | Mendelian Inheritance, Gene Structure, Replication, Transcription, Translation, DNA Repair |
| Microbiology | Microbial Classification, Viruses, Growth & Nutrition, Microbial Diseases |
| Immunology | Innate & Adaptive Immunity, Antigen-Antibody Interactions, Immunological Techniques |
| Recombinant DNA Technology | Cloning Vectors, Gene Expression, Transgenic Organisms |
| Bioprocess Engineering | Fermentation Technology, Bioreactor Design, Downstream Processing |
| Bioinformatics | Databases, Sequence Alignment, Structural Bioinformatics |
Ques. What are the subjects in GAT-B?
Ans. The GAT-B Exam is divided into 2 parts, which test both 10+2 basics along with UG Level specialisation.
| Part | Subjects Covered | Level |
|---|---|---|
| Part A | Physics, Chemistry, Mathematics, Biology | 10+2 Level |
| Part B | Biochemistry, Genetics, Cell Biology, Molecular Biology, Microbiology, Immunology, rDNA Tech, Bioprocess, Bioinformatics | UG Level |
Ques. How to prepare for the GAT-B exam?
Ans. The GAT-B Preparation requires a balanced approach, which focuses on NCERT For Part A and advanced topics for Part B.
GAT-B Preparation:
| Part | Strategy | Focus |
|---|---|---|
| Part A | Revise NCERT + Solve MCQs | Strengthen basics |
| Part B | Practice PYQs + Revise core subjects | Genetics, rDNA, Molecular Biology |
| General | Mock tests & Notes | Speed + Accuracy |
GAT-B Topic-Wise Weightage
The GAT B Exam includes Part A of 60 marks and Part B of 180 marks, which makes a total of 240 marks. Part A carries a weightage of 25% and Part B includes a major weightage of 75%.
GAT-B Syllabus Part A: Topic-Wise Weightage (60 Marks)
- Biology carries the highest weightage in the GAT-B Part A syllabus.
- Physics and Chemistry carry equal weightage, whereas the weightage of mathematics is comparatively lower.
| Subject | Approx. Weightage | Marks Contribution |
|---|---|---|
| Physics | 20–25% | 12–15 marks |
| Chemistry | 20–25% | 12–15 marks |
| Mathematics | 15–20% | 9–12 marks |
| Biology | 35–40% | 21–24 marks |
GAT-B Syllabus Part B: Topic-Wise Weightage (180 Marks)
- The Genetics & molecular biology, along with rDNA Technology, together carry the highest weightage of 30 to 35%.
- The Biochemistry, cell biology and microbiology have moderate weight.
| Subject Area | Approx. Weightage | Marks Contribution |
|---|---|---|
| Biochemistry & Metabolism | 10–12% | 18–22 marks |
| Cell Biology | 10–12% | 18–22 marks |
| Genetics & Molecular Biology | 15–18% | 27–32 marks |
| Microbiology | 10–12% | 18–22 marks |
| Immunology | 8–10% | 14–18 marks |
| Recombinant DNA Technology | 12–15% | 22–27 marks |
| Bioprocess Engineering | 10–12% | 18–22 marks |
| Bioinformatics | 8–10% | 14–18 marks |
Check: GAT B Result
Ques. How many seats are in the GAT-B exam?
Ans. GAT-B will provide admission in 1,127 DBT Seats across India.
- 34 universities will participate
- Seats vary program-wise (M.Sc./M.Tech)
Ques. Does GAT-B have Maths?
Ans. Yes, 10+2 Level of mathematics is included in GAT-B Part A along with physics, chemistry and biology.
- Candidates should practice Maths effectively, as skipping it can reduce your Part A Score.
- It helps with the bioprocess and bioinformatic questions.
GAT-B Syllabus: Important Topics
The GAT-B Syllabus is vast, in which all the topics are essential, whereas certain topics carry high weightage in the exam. Candidates should give priority to these topics to increase their scores.
GAT-B Syllabus Important Topics
| Section | Key Important Topics |
|---|---|
| Part A (10+2 Level) |
|
| Part B (Graduate Level) |
|
Ques. What is a good score on the GAT-B?
Ans. The GAT-B Score of 150 out of 240 is considered good to secure admission in the top universities.
Good Score Range:
| Category | Safe Score |
|---|---|
| General | 150+ |
| OBC | 135+ |
| SC/ST | 120+ |
Ques. What are the qualifying marks for GAT-B?
Ans. The GAT-B Cutoff will differ every year, but 120-130 marks for general and lower for reserved categories.
| Category | Qualifying Marks (Approx.) |
|---|---|
| General | 120–130 |
| OBC | 110–120 |
| SC/ST | 90–110 |
GAT-B Important Books
For Effective GAT-B Preparation, candidates should seek help from the books which are recommended by the mentors or previous year toppers.
Important Books for GAT B Syllabus Part A
| Book Name | Author/Publisher |
|---|---|
| Concepts of Physics | H. C. Verma |
| Physical Chemistry | O. P. Tandon |
| Mathematics | R. D. Sharma |
| Biology Vol 1 and Vol 2 | Trueman |
| Physics Textbook | NCERT |
| Chemistry Textbook | NCERT |
| Mathematics Textbook | NCERT |
| Biology Textbook | NCERT |
Important Books for GAT B Syllabus Part B
GAT B 2026 Exam Pattern
As per the GAT B exam pattern, there will be a total of 160 questions, with 60 questions from the GAT B Syllabus Part A and 100 questions from the GAT B Syllabus Part B.
- All questions are compulsory from section A, and only 60 questions are compulsory from section B.
- From section A, students can score a maximum of 60 marks.
- From section B, students can score a maximum of 180 marks.
| GAT B Section | Number of Questions | Questions to be Attempted | Total Marks |
|---|---|---|---|
| Section A | 60 | 60 | 60 |
| Section B | 100 | 60 | 180 |
Check: GAT-B Exam Pattern
Ques. How many people appear for GAT-B?
Ans. Around 12,000 to 15,000 candidates appear every year in the GAT-B Exam.
GAT-B Registered vs Appeared Candidates: Last 3 Years
Ques. How many marks are there in the GAT-B exam?
Ans. In the GAT-B Exam, there is a total of 240 marks.
| Part | Questions | Marks | Negative Marking |
|---|---|---|---|
| Part A | 60 Qs | 60 | -0.25 |
| Part B | 100 Qs (60 to attempt) | 180 | -1 |
GAT B Preparation Strategy
Students can follow the steps listed below to prepare for the GAT B 2026 examination.
- Check and analyse the GAT B syllabus 2026.
- Understand the GAT B exam pattern and type of questions.
- Collect GAT B study material relevant to the GAT B syllabus.
- Prepare a study plan and follow it regularly to ace the GAT B examination.
- Solve previous years’ papers and sample questions.
- Appear for GAT B mock tests to improve time management and accuracy.
GAT B Preparation Strategy
| Section | Preparation Tips |
|---|---|
| Part A (10+2 Level) | Revise NCERT basics, practice MCQs, focus on Biology & Chemistry, solve previous year questions |
| Part B (Graduate Level) | Focus on high-weightage topics (Genetics, Molecular Biology, rDNA), revise diagrams, solve past papers, practice MCQs regularly |
| General Tips | Allocate 25–30% time for Part A, 70–75% for Part B, take mock tests, improve speed & accuracy, maintain short notes for last-minute revision |
GAT B Syllabus FAQs
Ques. How many Questions are expected in GAT B?
Ans. As per the GAT B exam pattern released by NTA, there will be a total of 160 questions. GAT B paper will be divided into two sections, including Section A and Section B.
- From section A, a total of 60 questions will be asked.
- From section B, a total of 100 questions will be asked, out of these, students will be required to solve a total of 60 questions.
Ques. What is the GAT-B Section A syllabus?
Ans. GAT B section A syllabus is based on the syllabus for class 12th Physics, Chemistry, Biology, and Mathematics. The GAT B syllabus includes topics from class 12th-class NCERT books for each subject
Ques. Is the GAT B exam tough?
Ans. GAT B exam is considered to be easier or moderate than other entrance exams like IIT JAM etc.
- The questions are designed to test not just theoretical knowledge, but also the practical and applied aspects of biotechnology.
- However, with thorough preparation, understanding the core concepts, practising mock tests, and managing time efficiently, the exam becomes more manageable.
Ques. How to start preparing for GAT B?
Ans. Students must create a study plan to start their preparation for GAT B.
- To create a study plan for the GAT-B exam, start by reviewing the syllabus and identifying the topics that you need to focus on.
- Then, create a schedule for covering all of the topics in the syllabus.
- Be sure to allocate enough time for each topic and to include time for practice and revision
Ques. Which colleges accept GAT-B?
Ans. The GAT-B Score is accepted by over 34 universities and institutes for DBT Funded PG Programmes.
Top Colleges Accepting GAT-B:
- JNU, Delhi
- Banaras Hindu University (BHU)
- Tezpur University
- Pondicherry University
Ques. How many seats are in GAT-B?
Ans. In GAT-B, there are 1,127 DBT Funded seats in total universities.
- Around 34+ universities accept the GAT-B Score.
- The Seats will vary according to each program.
*The article might have information for the previous academic years, which will be updated soon subject to the notification issued by the University/College.
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