Detailed Syllabus For UPSC NDA & NA (1) Recruitment 2021

All the UPSC aspirants read this blog thoroughly because a detailed syllabus will not leave any loopholes in your preparation for the upcoming UPSC NDA & NA (1) Exam 2021.

This blog enumerated complete syllabus & exam pattern so, continue reading it. Check the following blog for detailed information regarding UPSC NDA & NA (1) Recruitment 2021 along with Direct link to apply in case you haven’t applied yet.

Click to read “APPLY FOR UPSC NDA & NA (1) RECRUITMENT 2021”.


UPSC NDA & NA (1) 2021 exam will consist of 2 stages

  • Written examination
  •  SSB Interview

Stage I – Written Examination (Objective Type Questions)

 Exam Date                18th April 2021  
Written Exam SyllabusMathematics (300 marks) General Ability Test (G.A.T) (600 marks)  
Duration2.5 hours ( for mathematics) 2.5 hours ( for G.A.T )  
Marking1/3rd marks deduction for each wrong answer.

UPSC prepares a list of candidates who obtain the minimum qualifying marks in the written examination as fixed by the Commission at their discretion.

Stage II – SSB Examination (Intelligence & Personality Test)

Exam Date                July 2021 to September 2021  
SSB Exam PatternStage I – Officer Intelligence Rating (OIR) Test, Picture Perception (PP) & Description Test (DT) Stage II – Interview, Group Testing Officer Tasks, Psychology Test & the Conference.    
Maximum Marks900 marks  
  • Such candidates shall appear before a Services Selection Board (SSB) for Intelligence and Personality Test.
  • Candidates for the Army/Navy wings of the NDA and 10+2 Cadet Entry Scheme of Indian Naval Academy will be assessed on Officers Potentiality Test.
  • Candidates for the Air Force in addition to the above will have to qualify Computerised Pilot Selection System (CPSS).

Let’s look into the detailed syllabus for the exam.

Stage I – Written Examination (Objective Type Questions)

SubjectNo. of QuestionsMaximum MarksDuration  Marking Scheme
Mathematics  120 questions300 marks2 ½ hours2.5 marks for each correct answer. 0.83 marks deducted for each wrong answer.  
General Ability Test  (GAT)
PART A – English PART B – General Knowledge  
PART A – 50 questions600 marks2 ½ hours      4 marks for each correct answer.   1.33 marks deducted for each wrong answer.
PART B – 100 questions
Total270 questions900 marks  

Check the following table for GAT subject wise marks distribution:

PART A – English  200
PART B – General Knowledge  Physics  100
PART B – General Knowledge  Chemistry  60
PART B – General Knowledge  General Science  40
PART B – General Knowledge  History, Freedom Movement etc.80
PART B – General Knowledge  Geography  80
PART B – General Knowledge  Current Events40  

Written Exam Syllabus

UPSC NDA & NA (1) RECRUITMENT 2021 – Written Exam Syllabus


AlgebraConcept of set Operations on sets Venn diagrams De Morgan Laws Cartesian Product Relation & Equivalence Relation Representation of Real Numbers on a line Complex Numbers – basic properties, modulus, argument, cube roots of unity. Conversion of a number Arithmetic, Geometric & Harmonic Progressions Quadratic equations with real coefficients Solution of linear inequations of two variables by graphs Permutation & Combination Binomial Theorem & its applications Logarithms & its application  
Matrices & DeterminantsTypes of matrices Operations on matrices Determinants of a matrix Basic properties of determinants Adjoint & Inverse of a square matrix Applications Solution of a system of linear equations in two or three unknowns by Cramer’s rule & by Matrix Method  
TrigonometryAngles & their measures in degrees & in radians. Trigonometrical ratios Trigonometric identities Sum & Difference Formulae Multiple & Sub-multiple angles Inverse trigonometric functions Applications – Height & Distance Properties of Triangles  
Analytical Geometry of Two & Three DimensionsRectangular Cartesian Coordinate system Distance Formula Equation of a line in various forms Angle between two lines Distance of a point from a line Equation of a circle in standard & general form Standard forms of parabola, ellipse & hyperbola. Eccentricity & axis of a conic Point in a three-dimensional space, the distance between two points Direction Cosines & direction ratios Equation two points Equation of a plane & a line in various form Equation of a sphere  
Differential CalculusConcept of a real-valued function – domain, range & graph of a function. Composite function, one to one, onto & inverse functions Notion of limit Continuity of functions Algebraic operations on continuous functions Derivative of function Geometrical & Physical interpretation Second Derivatives Application of derivatives in problems of maxima and minima  
Vector AlgebraVector in two & three dimensions, magnitude & direction of a vector Unit & null vectors Addition of vectors Scalar multiplication of a vector Scalar product or dot product of two sectors Vector product or cross product of two vectors
Integral Calculus and Differential EquationsIntegration as inverse of differentiation Integration by substitution and by parts Standard integrals involving algebraic expressions, trigonometric, exponential and hyperbolic functions. Evaluation of definite integrals – determination of areas of plane regions bounded by curves applications. Definition of order and degree of a differential equation Formation of a differential equation General and particular solution of a differential equations
StatisticsClassification of data Frequency distribution Cumulative frequency distribution Graphical representation – Histogram, Pie Chart, frequency polygon Measures of Central tendency—Mean, median and mode. Variance and standard deviation Determination and comparison. Correlation and regression.
ProbabilityRandom experiment, outcomes and associated sample space, events, mutually exclusive and exhaustive events, impossible and certain events. Union and Intersection of events. Complementary, elementary and composite events. Definition of probability — classical and statistical Elementary theorems on probability—simple problems. Conditional probability Bayes’ theorem—simple problems. Random variable as function on a sample space. Binomial distribution.

General Ability Test (GAT)

PART A  –  EnglishBasic Understanding of English & use of words Grammar & usage Vocabulary Comprehension Cohesion in extended text to test the candidate’s English proficiency.  
PART B – General KnowledgeBroadly divided into 6 sections to test the intelligence & general knowledge in the following subjects; Section A – Physics Section B – Chemistry Section C – General Science Section D – History Section E – Geography Section F – Current Affairs  
Section A – Physics  Physical Properties and States of Matter, Mass, Weight, Volume, Density and Specific Gravity Principle of Archimedes & Pressure Barometer. Motion of objects, Velocity and Acceleration, Newton’s Laws of Motion, Force and Momentum Parallelogram of Forces Stability and Equilibrium of bodies, Gravitation & elementary ideas of work Power and Energy. Effects of Heat Measurement of Temperature and Heat Change of State and Latent Heat Modes of transference of Heat. Sound waves and their properties Natural and Artificial Magnets, Properties of a Magnet. Static and Current Electricity Conductors and Non-conductors Ohm’s Law, Simple Electrical Circuits, Heating, Lighting and Magnetic Effects of Current, Measurement of Electrical Power Primary and Secondary Cells Use of X-Rays. General Principles in the working of the Simple Pendulum, Simple Pulleys, Siphon, Levers, Balloon, Pumps, Hydrometer, Pressure Cooker, Thermos Flask, Gramophone, Telegraphs, Telephone, Periscope, Telescope, Microscope. Compass, Lightening Conductors, Safety Fuses
Section B – ChemistryPhysical and Chemical changes. Elements, Mixtures and Compounds Symbols, Formulae and simple Chemical Equations Law of Chemical Combination (excluding problems). Properties of Air and Water. Preparation and Properties of Hydrogen, Oxygen, Nitrogen and Carbon dioxide Oxidation and Reduction Acids, bases and salts Carbon – different forms. Fertilizers—Natural and Artificial. The material used in the preparation of substances like Soap, Glass, Ink, Paper, Cement, Paints, Safety Matches and Gun-Powder. Elementary ideas about the structure of Atom, Atomic Equivalent and Molecular Weights, Valency.  
Section C – General Science  Difference between the living and non-living. Basis of Life—Cells, Protoplasms and Tissues. Growth and Reproduction in Plants and Animals. Elementary knowledge of Human Body and its important organs. Common Epidemics, their causes and prevention. Food—Source of Energy for man. Constituents of food, Balanced Diet. The Solar System—Meteors and Comets, Eclipses. Achievements of Eminent Scientists.
Section D – History  A broad survey of Indian History, with emphasis on Culture and Civilisation. Freedom Movement in India. Elementary study of Indian Constitution and Administration. Elementary knowledge of Five Year Plans of India. Panchayati Raj, Co-operatives and Community Development. Bhoodan, Sarvodaya, National Integration and Welfare State, Basic Teachings of Mahatma Gandhi. Forces shaping the modern world Renaissance, Exploration and Discovery War of American Independence. French Revolution, Industrial Revolution and Russian Revolution. Impact of Science and Technology on Society. Concept of one World, United Nations, Panchsheel, Democracy, Socialism and Communism. Role of India in the present world.
Section E – Geography  The Earth, its shape and size. Lattitudes and Longitudes, Concept of time. International Date Line. Movements of Earth and their effects. Origin of Earth. Rocks and their classification Weathering-Mechanical and Chemical, Earthquakes and Volcanoes. Ocean Currents and Tides Atmosphere and its composition Temperature and Atmospheric Pressure, Planetary Winds, Cyclones and Anti-cyclones Humidity Condensation and Precipitation Types of Climate Major Natural regions of the World. Regional Geography of India—Climate, Natural vegetation. Mineral and Power resources Location and distribution of agricultural and Industrial activities. Important Sea ports and main sea, land and air routes of India. Main items of Imports and Exports in India.  
Section F – Current Affairs  Knowledge of Important events that have happened in India in recent years. Current important world events. Prominent personalities—both Indian and International including those connected with cultural activities and sports.

Stage II – SSB Examination (Intelligence & Personality Test)

Stage 1Screening TestVerbal & Non-Verbal Test PPDT
Stage 2Psychological TestThematic Apperception Test (TAT) Word Association Test (WAT) Situation Reaction Test (SRT) Self Description Test (SD)
Stage 2Group Testing Officers TestGD GPE PGT HGT IOT Command Task Snake race/Group Obstacle Race Individual lecture FGT
Stage 2Personal Interview
Stage 2Conference

This was all about subject & topic wise syllabus for the upcoming UPSC NDA & NA (1) Exam 2021. Prepare yourself thoroughly and we wish you excel your exam.


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