NDA 1 Syllabus 2025: The Union Public Service Commission (UPSC) conducts the National Defence Academy (NDA) twice every year. The NDA 1 notification 2025 has been released along with the detailed syllabus. The NDA syllabus is divided into two subjects, such as Maths and GAT.
The NDA Maths syllabus consists of Class 12th level difficulty and contains topics such as calculus, matrices and determinants, vectors, probability, statistics, three-dimensional geometry, trigonometry, etc., whereas NDA GAT, which stands for General Aptitude Test, contains questions of Class 10th level difficulty, such as history, social science, geography, polity, current affairs, etc.
Also check,
NDA 1 Eligibility Criteria 2025
NDA 1 Syllabus 2025
Candidates applying for the announced vacancies should go through the detailed syllabus and make strategies accordingly. The NDA exam is conducted offline. Check the table below for the overview of the NDA syllabus.
| NDA Syllabus 2025 Overview | |
| Exam Conducting Body | Union Public Service Commission |
| Exam Name | National Defence Academy and Naval Academy Examination, 2025 |
| Frequency | Twice a Year |
| Exam Mode | Offline |
| Papers in NDA exam | Mathematics and General Ability Test (GAT) |
| Marking Scheme | Mathematics: 300 Marks GAT: 600 Marks |
| Total No. of Questions | Mathematics: 120 GAT: 150 |
| Negative Marking | Mathematics: -0.83 GAT: -1.33 marks |
| Exam Duration | 2 ½ hours for each paper |
| Official Website | upsc.gov.in |
NDA 1 Syllabus 2025: PDF Download
Candidates preparing for the upcoming exam must also download the syllabus pdf. The important topics for the NDA syllabus are set theory, complex numbers, matrices, integration, calculus, etc. Click on the direct link below to download syllabus pdf.
| NDA 1 Syllabus 2025 |
NDA 1 Syllabus 2025: Important Topics
The NDA 2025 syllabus for the written exam is divided into two subjects, such as the General Aptitude Test and Mathematics. Candidates must go through the detailed syllabus and important topics before starting preparation. The candidates who will clear the written exam will be called for the SSB interview. The important topics for the NDA syllabus include algebra, matrices and determinants, trigonometry, calculus, etc. Check the table below for NDA 1 important topics.
NDA 1 Maths Syllabus 2025
| Topic | Important Topics |
| Algebra | Concept of sets, operations, Venn diagrams, De Morgan laws, Cartesian product, relation, equivalence relation; real numbers on a line; complex numbers (properties, modulus, argument, cube roots of unity); binary system; progressions; quadratic equations; linear inequations; permutation & combination; binomial theorem; logarithms. |
| Matrices and Determinants | Types of matrices, operations, determinant properties, adjoint and inverse of square matrices; solving linear equations (Cramer’s rule, Matrix Method). |
| Trigonometry | Angles (degrees, radians); trigonometric ratios and identities; sum, difference, multiple, sub-multiple angles; inverse trigonometric functions; applications (height and distance, properties of triangles). |
| Analytical Geometry of 2D and 3D | Cartesian coordinate system; distance formula; equations of lines, circles, and conics (parabola, ellipse, hyperbola); eccentricity; points in 3D space; distance between points; direction cosines and ratios; equations of planes, lines, spheres; angles between planes/lines. |
| Differential Calculus | Functions (domain, range, graph); composite and inverse functions; limits and continuity; derivatives (rules, interpretation, second-order); increasing/decreasing functions; applications (maxima, minima). |
| Integral Calculus and Differential Equations | Integration (inverse of differentiation, substitution, parts, standard integrals); definite integrals (area determination); differential equations (order, degree, formation, solutions); applications (growth, decay). |
| Vector Algebra | Vectors (2D, 3D); magnitude, direction, unit/null vectors; vector operations (addition, scalar multiplication, dot/cross products); applications (work, moment of force, geometry problems). |
| Statistics and Probability | Data classification, frequency distributions, graphical representation (histogram, pie chart, frequency polygon); central tendency (mean, median, mode); variance, standard deviation; correlation, regression; probability (random experiments, events, theorems, Bayes’ theorem, binomial distribution). |
NDA 1 GAT Syllabus 2025
The NDA GAT syllabus is divided into two parts, Part A (English) and Part B (General Knowledge). Furthermore, the general knowledge is divided into 6 sections, such as Physics, Chemistry, General Science, History and the Freedom Movement, Geography, and Current Events. Check the table below for important topics.
| Part | Section | Important Topics |
| Part A | English | Grammar and usage, vocabulary, comprehension, and cohesion in extended text; understanding of English and effective use of words. |
| Part B | General Knowledge | Subjects: Physics, Chemistry, General Science, Social Studies, Geography, Current Events. |
| Section A | Physics | Physical properties (mass, weight, volume, density); Archimedes' principle, barometer; motion (velocity, acceleration, Newton's laws); force, momentum, stability, equilibrium; gravitation; work, power, energy; heat (measurement, change of state, latent heat, transfer modes); sound waves; light (reflection, refraction, mirrors, lenses); electricity; working principles of devices (e.g., pendulum, pulleys, telescope). |
| Section B | Chemistry | Physical and chemical changes; elements, mixtures, compounds; chemical symbols, equations; air and water properties; preparation of gases (H2, O2, N2, CO2); oxidation and reduction; acids, bases, salts; carbon forms; natural and artificial fertilizers; materials (e.g., soap, glass, cement); atomic structure, valency, molecular weights. |
| Section C | General Science | Living vs. non-living; cells, protoplasm, tissues; plant/animal growth and reproduction; human body and organs; common epidemics (causes, prevention); food (source, balanced diet); solar system; achievements of eminent scientists. |
| Section D | History & Freedom Movement | Indian history (culture, civilization); Indian freedom movement; constitution and administration; Five Year Plans; Panchayati Raj, cooperatives, Bhoodan, Sarvodaya, National Integration; teachings of Mahatma Gandhi; forces shaping modern world (Renaissance, American/French/Industrial/Russian Revolutions); science and technology; United Nations, Panchsheel, democracy, socialism, communism; India’s global role. |
| Section E | Geography | Earth (shape, size, latitudes, longitudes); time concept, International Date Line; earth movements, rocks, weathering, earthquakes, volcanoes; ocean currents, tides; atmosphere (composition, temperature, pressure, winds, cyclones, precipitation); climate types, world regions; India’s geography (climate, vegetation, resources, agriculture, industries, sea routes, imports, exports). |
| Section F | Current Events | Recent important events in India and worldwide; prominent Indian and international personalities (cultural activities, sports). |
NDA 1 Exam Pattern 2025
Candidates must also check the NDA 1 exam pattern 2025 to get insight into the exam format, number of questions, and maximum marks for each section. Familiarity with the NDA 1 Exam Pattern 2025 will help candidates to align their strategy. Check the table below for the NDA exam pattern for the written exam.
| Subject | Duration | Maximum Marks |
| Mathematics | 2½ Hours | 300 |
| General Ability Test | 2½ Hours | 600 |
| Total | - | 900 |
NDA 1 Interview 2025
The SSB procedure of NDA 1 2025 consists of two stage Selection process - stage I and stage II. Only those candidates who clear stage I are permitted to appear for stage II. Check the table below stage I and stage II selection processes
| UPSC NDA Syllabus 2024 for SSB | |
| Subject | Important Topics |
| Stage I |
Intelligence Rating (OIR) tests, Picture Perception Description Test (PP&DT) |
| Stage II |
Interview Group Testing Officer Tasks Psychological Tests and |
Benefits of Going through UPSC NDA Syllabus
There are various benefits of going through the updated syllabus of NDA, especially for candidates preparing for this exam cycle. Some of the beefits are listed below
Comprehensive Understanding: While going through the syllabus, candidates get a clear understanding of important topics, make their plans focus on relevant subjects
Better Time Management: A clear understanding of syllabus helps candidates make an effective study plan and ensures all the subjects gets covered within the target time.
Increased Confidence: Studying according to the syllabus increases the confidence, knowing that you are well-prepared and not wasting time on irrelevant topics.
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