UPSC CDS 2026 — Union Public Service Commission - Combined Defence Services Examination Free Online Mock Test Series

Prepare for Union Public Service Commission - Combined Defence Services Examination (UPSC CDS) conducted by Union Public Service Commission (UPSC) with free online mock tests, sectional practice sets, and topic-wise drills on Mock Test Mama. Every practice paper is strictly aligned with the latest official exam pattern (English Comprehension, Grammar & Usage (100 Qs)), marking scheme, and difficulty profile, complete with detailed step-by-step solutions and instant performance analytics.

Conducted by: Union Public Service Commission (UPSC) | Pay Scale: As per official 7th CPC / State Pay Matrix & applicable allowances

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English (100 Questions, 100 Marks, 120 Mins)

  • English Comprehension, Grammar & Usage (100 Questions) — Reading Comprehension: Factual and Narrative Passages, Inference, Central Theme and Tone Questions, Contextual Vocabulary from Passages | Grammar & Usage: Error Detection / Spotting Errors, Sentence Improvement and Correction, Active & Passive Voice, Direct & Indirect Speech, Subject-Verb Agreement, Tenses and Prepositions | Vocabulary: Synonyms and Antonyms, Idioms, Phrases and One-Word Substitution, Cloze Test and Fill in the Blanks, Para Jumbles and Sentence Rearrangement

General Knowledge (120 Questions, 100 Marks, 120 Mins)

  • General Science & Everyday Observation (40 Questions) — Physics: Mechanics, Laws of Motion, Work, Energy and Power, Optics, Thermodynamics, Electricity, Magnetism and Modern Physics | Chemistry: Atomic Structure, Chemical Bonding, Acids, Bases and Salts, Metals, Non-Metals, Carbon Compounds and Everyday Chemistry | Life Sciences: Cell Biology, Human Anatomy and Organ Systems, Plant Physiology, Genetics, Nutrition, Health and Diseases
  • Indian History, Polity, Geography, Economy & Current Affairs (80 Questions) — Current Affairs: National and International Current Events, Government Schemes, Summits, Awards and Sports, Union Budget, Economic Survey and Reports | Indian Polity: Constitutional Framework, Fundamental Rights and Duties, Parliament, Union & State Executive and Judiciary, Constitutional and Non-Constitutional Bodies, Panchayati Raj | History: Ancient and Medieval Indian History, Art & Culture, Modern Indian History and Indian National Movement | Geography of India: Physical, Riverine, Climatic and Economic Geography of India, Environment, Biodiversity, Ecology and Climate Change | Indian Economy: National Income, Inflation, Fiscal & Monetary Policy, Banking System, RBI Functions, Financial Inclusion and NITI Aayog | General Science: Everyday Physics, Chemistry and Life Sciences (Biology), Space, Defence, Biotechnology and IT Advancements

Elementary Mathematics (100 Questions, 100 Marks, 120 Mins)

  • Arithmetic & Number System (50 Questions) — Arithmetic: Percentages, Profit & Loss, Discount, Ratio & Proportion, Partnership, Mixture & Alligation, Simple & Compound Interest, Time & Work, Pipes & Cisterns, Time, Speed & Distance, Averages, Ages and Number System | Algebra: Simplification and Approximation, Linear and Quadratic Equations, Number Series and Algebraic Identities | Geometry & Modern Math: Mensuration (2D & 3D Figures), Triangles, Circles and Coordinate Geometry, Trigonometry, Permutation, Combination & Probability | Data Interpretation: Tabular, Bar Graph, Line Chart and Pie Chart DI, Caselet Data Interpretation and Data Sufficiency
  • Algebra, Trigonometry, Geometry, Mensuration & Statistics (50 Questions) — Arithmetic: Percentages, Profit & Loss, Discount, Ratio & Proportion, Partnership, Mixture & Alligation, Simple & Compound Interest, Time & Work, Pipes & Cisterns, Time, Speed & Distance, Averages, Ages and Number System | Algebra: Simplification and Approximation, Linear and Quadratic Equations, Number Series and Algebraic Identities | Geometry & Modern Math: Mensuration (2D & 3D Figures), Triangles, Circles and Coordinate Geometry, Trigonometry, Permutation, Combination & Probability | Data Interpretation: Tabular, Bar Graph, Line Chart and Pie Chart DI, Caselet Data Interpretation and Data Sufficiency

Frequently Asked Questions

What is the official examination pattern for UPSC CDS 2026?

The UPSC CDS (Union Public Service Commission - Combined Defence Services Examination) examination conducted by Union Public Service Commission (UPSC) comprises 3 stage(s): English (100 Questions, 100 Marks, 120 minutes); General Knowledge (120 Questions, 100 Marks, 120 minutes); Elementary Mathematics (100 Questions, 100 Marks, 120 minutes).

What are the sections and syllabus topics in UPSC CDS?

In English, the paper is divided into 1 section(s): English Comprehension, Grammar & Usage (100 Qs). Each section tests core conceptual clarity, speed, and analytical application.

Is there negative marking in the UPSC CDS exam?

Yes, 0.33 marks are deducted for every incorrect answer, while each correct response awards +1 mark(s). Unattempted questions carry zero penalty.

In which languages is the UPSC CDS mock test series available?

UPSC CDS is officially supported in English, Hindi, Telugu, Tamil, Kannada, Malayalam, Marathi, Bengali, Gujarati, Punjabi, Odia, Assamese, Urdu. On Mock Test Mama, you can practice full-length mock tests, sectional tests, and chapter-wise topic drills in your preferred exam language.

How can I attempt a free UPSC CDS online mock test with solutions?

You can start a free full-length UPSC CDS mock test immediately on Mock Test Mama (mocktestmama.in) by clicking "Start Free Test" on any Full Mock Set, Sectional Test, or Topic Drill card above—complete with a real CBT timer, instant score report, and step-by-step explanations.