GAT-B 2023 Syllabus PDF, Weightage of Topics, Previous Year Question Papers

GAT-B 2023 Syllabus: The GAT-B 2023 syllabus is designed to test the candidate’s 10+2 level basic knowledge and graduation-level advanced knowledge. The GAT-B syllabus is comprised of two sections:

Section A - Topics related to 10+2 level subjects: Physics, Chemistry, Mathematics, and Biology
Section B - Topics related to graduate-level subjects: Basic Biology, Life Sciences, Biotechnology, and allied areas

Candidates planning on appearing for GAT-B 2023 can check the GAT-B 2023 Syllabus details to know the section-wise syllabus, weightage of different topics, exam pattern, preparation strategy, and reference books.

Table of Contents

GAT-B 2023 Syllabus: Section-wise Topics
1.1 GAT-B 2023 Syllabus: Section A
1.2 GAT-B 2023 Syllabus: Section B
GAT-B 2023 Syllabus: Topic-wise Weightage
GAT-B 2023 Exam Pattern
GAT-B 2023 Preparation Strategy
GAT-B 2023 Reference Books
GAT-B 2023 Previous Year Question Paper
GAT-B 2023 Syllabus FAQs

GAT-B Syllabus: Section-wise Topics

GAT-B 2023 Syllabus: Section-wise Topics

The GAT-B syllabus is designed to test the student’s knowledge at every level of education. Students preparing for GAT-B 2023 should be well-versed in the section-wise syllabus. They should plan their preparation strategy accordingly. Section B has more weightage and a higher difficulty level. Students should dedicate the majority of their time to this section.

GAT-B Syllabus of Section A: 10+2 level Physics, Chemistry, Mathematics, and Biology. There are 60 questions in section A. All questions are compulsory. Each correct answer is for 1 mark and 0.5 marks are deducted for every wrong answer.

GAT-B Syllabus of Section B: Graduation level Basic Biology, Life Sciences, Biotechnology, and allied areas. There are 100 questions in section B. Students need to answer any 60 questions. Each correct answer is for 3 marks and 1 mark is deducted for every wrong answer.

GAT-B 2023 Syllabus: Section A

The GAT-B syllabus is designed to test the student’s knowledge at every level of education. The Section A of the syllabus tests the basic knowledge of the students. The detailed syllabus for section A is discussed below:

Biology	Diversity in Living World Structural Organisation in Animals and Plants Cell Structure and Function Plant Physiology Human Physiology Reproduction Genetics and Evolution Biology and Human Welfare Biotechnology and Its Applications Ecology and environment
Chemistry	Some Basic Concepts of Chemistry Structure of Atom Classification of Elements and Periodicity in Properties Chemical Bonding and Molecular Structure States of Matter: Gases and Liquids Thermodynamics Equilibrium Redox Reactions Hydrogen s- Block Elements (Alkali and Alkaline earth metals) Some p-Block Elements Organic Chemistry – Some Basic Principles and Techniques Hydrocarbons Environmental Chemistry Solid State Solutions Electrochemistry Chemical Kinetics Surface Chemistry General Principles and Processes of Isolation of Elements p-Block Elements d and f Block Elements Coordination Compounds Haloalkanes and Haloarenes Alcohols, Phenols and Ethers Aldehydes, Ketones and Carboxylic Acids Organic Compounds Containing Nitrogen Biomolecule Polymers Chemistry in Everyday Life
Mathematics	Sets and Functions Algebra Coordinate Geometry Calculus Mathematical Reasoning Statictics and Probability Relations and Functions Vectors and Three-Dimensional Geometry
Physics	Physical World and Measurement Kinematics Laws of Motion Work, Energy and Power Motion of System of Particles and Rigid Body Gravitation Properties of Bulk Matter Thermodynamics Behaviour of Perfect Gas and Kinetic Theory Oscillations and Waves Electrostatics Current Electricity Electromagnetic Induction and Alternating Currents Magnetic Effects of Current and Magnetism Electromagnetic Waves Optics Dual Nature of Matter and Radiation Atoms and Nuclei Electronic Devices Communication Systems

GAT-B 2023 Syllabus: Section B

Section B of GAT-B 2023 tests the advanced knowledge of the student in the field of Biotechnology and allied areas. The detailed syllabus of GAT-B 2023 section B is discussed below:

Unit I	Biomolecules-structure and functions Biological membranes, structure, action potential, and transport processes Enzymes- classification, kinetics, and mechanism of action Basic concepts and designs of metabolism (carbohydrates, lipids, amino acids, and nucleic acids) photosynthesis, respiration, and electron transport chain Bioenergetics.
Unit II	Viruses- structure and classification Microbial classification and diversity (bacterial, algal, and fungal) Methods in microbiology Microbial growth and nutrition Aerobic and anaerobic respiration Nitrogen fixation Microbial diseases and host-pathogen interaction.
Unit III	Prokaryotic and eukaryotic cell structure Cell cycle and cell growth control Cell-Cell communication, Cell signaling, and signal transduction.
Unit IV	Molecular structure of genes and chromosomes Mutations and mutagenesis Nucleic acid replication, transcription, translation, and their regulatory mechanisms in prokaryotes and eukaryotes Mendelian inheritance Gene interaction Complementation Linkage, genetics (plasmids, transformation, transduction, conjugation) Horizontal gene transfer and Transposable elements RNA interference DNA damage and repair Chromosomal variation Molecular basis of genetic diseases
Unit V	Principles of microscopy-light, electron, fluorescent and confocal Centrifugation- high speed and ultra Principles of spectroscopy-UV, visible, CD, IR, FTIR, Raman, MS, NMR Principles of chromatography-ion exchange, gel filtration, hydrophobic interaction, affinity, GC, HPLC, FPLC Electrophoresis Microarray.
Unit VI	History of Immunology Innate, humoral, and cell-mediated immunity Antigen Antibody structure and function Molecular basis of antibody diversity Synthesis of antibody and secretion Antigen-antibody reaction Complement Primary and secondary lymphoid organs B and T cells and macrophages Major histocompatibility complex (MHC) Antigen processing and presentation Polyclonal and monoclonal antibody Regulation of immune response Immune tolerance Hypersensitivity Autoimmunity Graft versus host reaction
Unit VII	Major bioinformatics resources and search tools Sequence and structure databases Sequence analysis (bimolecular sequence file formats, scoring matrices, sequence alignment, phylogeny) Data mining and analytical tools for genomic and proteomic studies Molecular dynamics and simulations (basic concepts including force fields, protein-protein, protein-nucleic acid, protein-ligand interaction)
Unit VIII	Restriction and modification enzymes Vectors- plasmid, bacteriophage and other viral vectors, cosmids, Ti plasmid, yeast artificial chromosome; mammalian and plant expression vectors cDNA and genomic DNA library Gene isolation, cloning and expression Transposons and gene targeting DNA labeling DNA sequencing Polymerase chain reactions DNA fingerprinting Southern and northern blotting In-situ hybridization RAPD, RFLP Site-directed mutagenesis Gene transfer technologies; Gene therapy.
Unit IX	Totipotency Regeneration of plants Plant growth regulators and elicitors Tissue culture and Cell suspension culture: system, methodology, the kinetics of growth and, nutrient optimization Production of secondary metabolites by plant suspension cultures Hairy root culture Transgenic plants Plant products of industrial importance
Unit X	Animal cell culture- media composition and growth conditions Animal cell and tissue preservation Anchorage and non-anchorage dependent cell culture Kinetics of cell growth Micro & macro-carrier culture Hybridoma technology Stem cell technology Animal cloning Transgenic animals
Unit XI	Chemical engineering principles applied to biological system- Principle of reactor design, ideal and non-ideal multiphase bioreactors, mass and heat transfer Rheology of fermentation fluids- Aeration and agitation Media formulation and optimization Kinetics of microbial growth, substrate utilization, and product formation Sterilization of air and media Batch, fed-batch, and continuous processes Various types of microbial and enzyme reactors Instrumentation control and optimization Unit operations in solid-liquid separation and liquid-liquid extraction Process scale-up, economics and feasibility analysis.
Unit XII	Engineering principle of bioprocessing - Upstream production and downstream Bioprocess design and development from lab to industrial scale Microbial, animal, and plant cell culture platforms Production of biomass and primary/secondary metabolites Biofuels, Bioplastics, industrial enzymes, antibiotics Large scale production and purification of recombinant proteins Industrial application of chromatographic and membrane-based bio-separation methods Immobilization of biocatalysts (enzymes and cells) for bioconversion processes Bioremediation-Aerobic and anaerobic processes for stabilization of solid/liquid wastes.
Unit XIII	Tissue culture and its application Micropropagation Meristem culture and production of virus-free plants Anther and microspore culture Embryo and ovary culture Protoplast isolation Protoplast fusion-somatic hybrids and cybrid Somaclones and Synthetic seeds In-vitro germplasm conservation Cryopreservation Organelle DNA Satellite and repetitive DNAs DNA repair Regulation of gene expression Recombinant DNA technology-cloning vectors, restriction enzymes, and gene cloning Methods of gene transfer in plants Achievements and recent developments of genetic engineering in agriculture Development of transgenics for biotic & abiotic stress tolerance Bioethics, terminator technology, and nanotechnology DNA fingerprinting and gene silencing.

GAT-B Syllabus: Topic-wise Weightage

GAT-B 2023 Syllabus: Topic-wise Weightage

Students preparing for GAT-B 2023 should be aware of the distribution of questions, important topics, and the difficulty level of the question. Section B has more difficult questions as compared to section A. A detailed question paper analysis helps the students in dedicating more time to important topics such as Biochemistry, Molecular Biology, Genetics, etc. The detailed question paper analysis for the years 2022, 2021, and 2022 are discussed below:

Subject	Topic	No. of questions in 2022	No. of questions in 2021	No. of questions in 2020
Biology, Biotechnology, & Allied disciplines	Biochemistry	15	30	31
	Cell Biology	3	4	6
	Molecular Biology	18	16	12
	Immunology	13	7	3
	Plant Physiology	2	2	4
	Animal Physiology	2	9	1
	Genetics	12	11	8
	Microbiology	11	7	19
	Fermentation	4	3	3
	Engineering Principles of Bioprocessing	0	1	1
	Techniques	14	82	12
	Recombinant Dna Technology	15	4	6
	Bioinformatics	3	2	10
	Ecology & Evolution	3	7	0
Chemistry	Solution & Colligative Property	3	3	1
	Chemical Kinetics	3	3	1
	GOC	6	1	0
	Quantum Chemistry	1	1	0
	Chemical Bonding	1	2	0
	Chemical Thermodynamics	1	3	0
	Mole Concept	0	2	0
	Biomolecules	0	1	0
	Surface Chemistry	1	0	1
	Polymer	0	0	1
	Metallurgy	0	0	1
	Name Reaction	0	0	2
Mathematics	Probability	3	3	1
	Coordinate Geometry	1	1	0
	Set Theory	2	1	0
	Moving Object Dynamics	0	2	2
	System of Linear Equations	0	1	0
	Basic Geometry	1	2	0
	Speed, Time, and Distance	1	4	0
	Statistics	2	1	0
	Ratio And Proportion	2	2	0
	Simple Intrest and Loan	0	0	2
	Finding X	0	0	3
	Profit and Loss	1	0	2
	Number Theory	2	0	1
	Mixture and Alligation	0	0	1
Physics	Unit & Dimension	0	0	1
	Kinematics	0	1	0
	Law of Motion	2	1	1
	Work, Energy & Power	0	1	0
	Rotational Dynamics	0	1	0
	Simple Harmonic Motion and Waves	0	1	2
	Gravitation	0	1	1
	Mechanical Properties of Solids	0	1	1
	Mechanical Properties of Liquid	1	1	1
	Thermodynamics & Kinetic Theory of Gases	2	0	1
	Electrostatic and Current Electricity	2	1	2
	Magnetism	1	0	0
	Waves	0	1	0
	Ray and Wave Optics	3	1	1
	Dual Nature of Matter and Radiation	1	0	1
	Nuclei and Atom	0	1	0
	Electronics & EM Wave	1	2	2

GAT-B Exam Pattern

GAT-B 2023 Exam Pattern

GAT-B questions are MCQ-based only. There are no MSQs or NAT-type questions. Students are awarded points for each correct answer. Marks are deducted for each wrong answer. The detailed exam patterns and marking scheme for GAT-B 2023 are as follows:

Sections	No. of Questions Asked	No. of Questions to be Attempted	Marks Awarded (for each correct answer)	Marks Awarded (for each unanswered question)	Marks deducted (for each wrong answer)
Section A	60	60	+1 (1 x 60)	0	-0.5
Section B	100	60	+3 (3 x 60)	0	-1
Total	160	120	240	-	-

GAT-B Preparation Strategy

GAT-B 2023 Preparation Strategy

Students aiming to qualify GAT-B 2023 exam need to step up their preparation for GAT-B 2023. Whether they choose to self-prepare or get coaching, students should have the right strategy at hand. GAT-B 2023 can be qualified with the correct strategy, study material, online video notes, and reference books. Students can follow these simple tips and tricks to ace the GAT-B 2023 examination:

Analyze the Syllabus: Students should get thoroughly acquainted with the GAT-B syllabus. Analyze the topic and decide upon the topics that require greater attention and those that don’t.
Make a Timetable: Based on their analysis students should make a timetable allotting adequate time to each topic mentioned in the syllabus.
Start Early: The syllabus for GAT-B 2023 is vast and requires a lot of time to study every topic. Students should start their preparation with an ample amount of time at hand to read, revise, and repeat.
Be Consistent: The key to acing any examination is consistency in the preparation. Students should prepare a study plan and stick to it throughout the tenure of their preparation.
Dedicated Study: Divide the syllabus into smaller sections and brush up on the basics of every topic. The next step is to gain in-depth knowledge on each topic and devote additional time to topics that are difficult to grasp in a single sitting.
Revise and Repeat: The key to remembering the study material is regular revision. After completing the syllabus, thoroughly revise each topic. Try solving several questions to improve your understanding. Repeat these steps if you have time in hand.
Solve questions: Solving questions helps in understanding the topic. Students should solve ample questions from test papers, mock tests, and previous years’ question papers.

GAT-B Reference Books

GAT-B 2023 Reference Books

Students can ace the GAT-B 2023 exam with a proper preparation strategy and appropriate reference books. The reference books for GAT-B 2023 are discussed below:

Section A:

Topic	Book Name
Physics	NCERT Physics (Textbooks for Class XI and XII) Concepts of Physics by H. C. Verma
Chemistry	NCERT Chemistry (Textbooks for Class XI and XII) Physical Chemistry by O. P. Tandon
Mathematics	NCERT Mathematics (Textbooks for Class XI and XII) Mathematics for Class XI and XII by R. D. Sharma
Biology	NCERT Biology (Textbooks for Class XI and XII) Biology Vol 1 and Vol 2 by Trueman
General Aptitude	A New Approach to Reasoning - Verbal, Non-Verbal and Analytical by Signal /Arihant Publication General Aptitude Theory and Practice by Ram Mohan Pandey

Section B:

Topic	Book Name
Biomolecules Structure & Function	Biochemistry by Lehninger Biochemistry by Stryer
Methods in Biotechnology	Biophysical Chemistry Principles and Techniques by Upadhaya and Nath/ Himalaya Publishing House Wilson and Walker’s Principles & techniques of biochemistry & molecular biology by Hofmann
Organization of structure & function of prokaryotic & eukaryotic cells	The Cell - Molecular Approach by Cooper & Hausman
	Molecular Biology of the cell by Alber
Cellular Processes	Molecular Biotechnology by Glick
Cellular Processes	Cell Biology by Karp
Recombinant DNA Technology	Gene Cloning and DNA Analysis - An Introduction by Brown
Genetics, Phylogeny and Evolution	Introduction to Quantitative Genetics by Falconer
Genomics and Proteomics	Discovering Genomics, Proteomics and Bioinformatics by Campbell
Agricultural Biotechnology	Agricultural Biotechnology by Singh
Animal Biotechnology	Textbook of Animal Biotechnology by Singh & Gautam
Bioinformatics and Computational Biology	Introduction to Bioinformatics by Lesk
Environmental Biotechnology	Environmental Biotechnology: Basic Concepts and Applications by Thakur
Marine Biotechnology	Springer Handbook of Marine Biotechnology by Kim Editor/ Springer Publications
Medical Biotechnology	Medical Biotechnology: Principles and Applications of Recombinant by Glick
Molecular and Human Genetics	Human Genetics: concepts & application by Lewis
Neuroscience	Simple Approach to Neuroscience by Satani
Pharmaceutical Biotechnology	Pharmaceutical Biotechnology - Concept and Applications by Walsh
Biotechnology, biochemical, Engineering, Industrial Biotechnology	Bioprocess engineering principles by Doran

GAT-B Previous Year Question Paper

GAT-B 2023 Previous Year Question Paper

GAT-B question paper has two sections. Section A contains 60 compulsory questions based on 10+2 level chemistry, physics, mathematics, and Biology. Section B contains 100 questions about graduate-level basic biology, life science, biotechnology, and allied areas. Students need to answer any 60 questions in section B.

Analyzing and solving the GAT-B previous years question paper helps the students to understand the type of questions asked, the difficulty levels of the questions, the topic-wise distribution of the questions, and the time limit per question. The GAT-B question paper for the years 2021 and 2020 is shared below:

GAT-B 2021 Question Paper with Solution

GAT-B 2020 Question Paper with Solution

GAT-B Syllabus FAQs

GAT-B 2023 Syllabus FAQs

Ques. What is the syllabus for GAT-B 2023?

Ans. The GAT-B syllabus is comprised of two sections:

Section A - Topics related to 10+2 level subjects: Physics, Chemistry, Mathematics, and Biology
Section B - Topics related to graduate-level subjects: Basic Biology, Life Sciences, Biotechnology, and allied areas

Ques. How can I study for GAT-B 2023?

Ans. GAT-B 2023 can be qualified with the correct strategy, study material, online video notes, and reference books. Students can follow these simple tips and tricks to ace the GAT-B 2023 examination:

Analyze the syllabus
Make a timetable
Have an early start with your preparation.
Be consistent in your preparation
Dedicate ample time to study
Give attention to topics you find difficult to understand.
Revise and Repeat
Solve ample questions and GAT-B previous years questions

Ques. Are maths questions also asked in the GAT-B exam?

Ans. Yes, mathematics is also a part of the GAT-B syllabus. Questions are asked from the 10+2 level mathematics syllabus.

Ques. Which books should I refer to for Section A?

Ans. Section A contains questions from 10+2 level physics, chemistry, mathematics, and biology. Students can refer to the book mentioned below for their preparation:

Topic	Book Name
Physics	NCERT Physics (Textbooks for Class XI and XII) Concepts of Physics by H. C. Verma
Chemistry	NCERT Chemistry (Textbooks for Class XI and XII) Physical Chemistry by O. P. Tandon
Mathematics	NCERT Mathematics (Textbooks for Class XI and XII) Mathematics for Class XI and XII by R. D. Sharma
Biology	NCERT Biology (Textbooks for Class XI and XII) Biology Vol 1 and Vol 2 by Trueman
General Aptitude	A New Approach to Reasoning - Verbal, Non-Verbal and Analytical by Signal /Arihant Publication General Aptitude Theory and Practice by Ram Mohan Pandey

Ques. Where can I download the GAT-B syllabus?

Ans. GAT-B Syllabus 2023 topic-wise is released by DBT along with GAT-B 2023 information brochure. Candidates can check and download the GAT-B syllabus 2023 topic-wise given in this article. Candidates must download the topic-wise GAT-B 2023 syllabus and prepare accordingly to score maximum marks in the GAT-B exam.

Ques. Has the GAT-B syllabus been changed/revised?

Ans. No, the GAT-B 2023 syllabus has not been revised. The GAT-B syllabus is similar to that circulated by the NTA and DBT in the year 2022. Any changes in the GAT-B syllabus 2023 will be notified by the DBT along with the release of official notification for GAT-B 2023.

Ques. What is the best reference book for studying Genetics and Genomics?

Ans. Candidates can study Genetics and Genomics for the GAT-B 2023 exam from the below-mentioned books:

Gene Cloning and DNA Analysis - An Introduction by Brown
Introduction to Quantitative Genetics by Falconer
Discovering Genomics, Proteomics, and Bioinformatics by Campbell

Ques. Is mathematics compulsory for GAT-B 2023?

Ans. Yes, mathematics is a compulsory subject in the GAT-B examination. Math questions are asked in the compulsory section A of the GAT-B 2023 question paper.

*The article might have information for the previous academic years, which will be updated soon subject to the notification issued by the University/College.