CBSE Class 10 Board Exam Practice Vault

Comprehensive chapter-wise mock tests covering all 48 chapters of the official CBSE Class 10 curriculum. Practice under real-time exam conditions with instant NCERT explanations and TCS iON 5-state tracking.

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All Chapters (48) πŸ§ͺ Science (13) πŸ“ Mathematics (14) 🌍 Social Science (21)

πŸ§ͺ Class 10 Science (Code 086) β€” 13 Chapters Complete

Chemistry 6–7 Marks

Chapter 1: Chemical Reactions and Equations

Balancing equations, combination, decomposition, displacement, double displacement, redox, corrosion, and rancidity.

Chemistry 7–8 Marks

Chapter 2: Acids, Bases and Salts

pH scale, indicators, neutralization, chlor-alkali process, bleaching powder, baking soda, washing soda & POP.

Chemistry 6–7 Marks

Chapter 3: Metals and Non-metals

Physical & chemical properties, reactivity series, formation & properties of ionic compounds, and metallurgy.

Chemistry 7–8 Marks

Chapter 4: Carbon and its Compounds

Covalent bonding, versatile nature of carbon, homologous series, functional groups, ethanol, ethanoic acid, and soaps.

Biology 8–9 Marks

Chapter 5: Life Processes

Autotrophic & heterotrophic nutrition, cellular respiration, human heart double circulation, and nephron excretion.

Biology 5–6 Marks

Chapter 6: Control and Coordination

Human brain, reflex action, peripheral nervous system, plant tropic movements, and endocrine glands.

Biology 6–7 Marks

Chapter 7: How do Organisms Reproduce?

Asexual modes, sexual reproduction in plants, human reproductive anatomy, and contraception.

Biology 5–6 Marks

Chapter 8: Heredity

Mendelian genetics, monohybrid/dihybrid cross ratios, and chromosome sex determination.

Physics 8–9 Marks

Chapter 9: Light – Reflection and Refraction

Spherical mirrors, mirror formula, refractive index, Snell's law, lenses, and optical power.

Physics 4–5 Marks

Chapter 10: The Human Eye and the Colourful World

Vision defects (myopia, hypermetropia), prism dispersion, atmospheric refraction, and scattering.

Physics 7–8 Marks

Chapter 11: Electricity

Ohm's law, resistivity, series vs parallel circuits, Joule heating, and electric power.

Physics 6–7 Marks

Chapter 12: Magnetic Effects of Electric Current

Magnetic field lines, solenoid, Fleming's rules, motor principle, and domestic safety circuits.

Biology 4–5 Marks

Chapter 13: Our Environment

Trophic levels, 10% energy law, biological magnification, and ozone layer protection.

πŸ“ Class 10 Mathematics (Code 041 / 241) β€” 14 Chapters Complete

Number Systems 6 Marks

Chapter 1: Real Numbers

Fundamental Theorem of Arithmetic, proving irrationality of √2, √3, √5, HCF and LCM relations.

Algebra 4 Marks

Chapter 2: Polynomials

Zeroes of quadratic polynomials, relationship between coefficients and zeroes, and graphical interpretations.

Algebra 6 Marks

Chapter 3: Pair of Linear Equations in Two Variables

Graphical and algebraic consistency conditions (a1/a2 ratios), substitution, and elimination methods.

Algebra 6–8 Marks

Chapter 4: Quadratic Equations

Standard form, roots by factorisation & quadratic formula, and discriminant nature of roots.

Algebra 5–6 Marks

Chapter 5: Arithmetic Progressions (AP)

nth term derivation [an = a + (n-1)d], sum of first n terms [Sn = n/2(2a+(n-1)d)], and word problems.

Geometry 8–9 Marks

Chapter 6: Triangles

Basic Proportionality Theorem (Thales Theorem) and similarity criteria (AAA, SSS, SAS).

Coordinate Geometry 6 Marks

Chapter 7: Coordinate Geometry

Distance formula between two points, section formula (internal division), and midpoint applications.

Trigonometry 8 Marks

Chapter 8: Introduction to Trigonometry

Trigonometric ratios of acute angles, standard angles (0Β°, 30Β°, 45Β°, 60Β°, 90Β°), and identities [sinΒ²ΞΈ+cosΒ²ΞΈ=1].

Trigonometry 4 Marks

Chapter 9: Some Applications of Trigonometry

Angle of elevation, angle of depression, and multi-point height and distance word problems.

Geometry 6 Marks

Chapter 10: Circles

Tangent at any point is perpendicular to radius, and lengths of tangents from external points are equal.

Mensuration 4 Marks

Chapter 11: Areas Related to Circles

Area of sector of a circle, length of an arc, area of segment of a circle.

Mensuration 6 Marks

Chapter 12: Surface Areas and Volumes

Surface areas and volumes of combinations of solids (cubes, cuboids, spheres, hemispheres, right circular cylinders/cones).

Statistics & Probability 7 Marks

Chapter 13: Statistics

Mean, median, and mode of grouped data, assumed mean method, and empirical relation.

Statistics & Probability 4 Marks

Chapter 14: Probability

Classical probability definition, simple events, coin tosses, fair dice rolls, and 52-card deck problems.

🌍 Class 10 Social Science (Code 087) β€” 21 Chapters Complete (History, Geography, Civics, Economics)

History 5–6 Marks

Chapter 1: The Rise of Nationalism in Europe

French Revolution ideals, Napoleonic Code 1804, liberalism, Zollverein, unification of Germany and Italy, and Balkan nationalism.

History 6–7 Marks

Chapter 2: Nationalism in India

First World War impact, Rowlatt Act, Jallianwala Bagh, Non-Cooperation Movement, Civil Disobedience, Salt March, and Poona Pact.

History 3–4 Marks

Chapter 3: The Making of a Global World

Pre-modern world, Silk Routes, food travels, conquest, disease and trade, 19th-century economy, Rinderpest, and Bretton Woods institutions.

History 3–4 Marks

Chapter 4: The Age of Industrialisation

Proto-industrialisation, factories, steam power, hand labour vs steam, industrialisation in the colonies, and the market for goods.

History 4–5 Marks

Chapter 5: Print Culture and the Modern World

First printed books in East Asia, Gutenberg printing press, Print Revolution, reading mania, religious reform, and vernacular press in India.

Geography 4–5 Marks

Chapter 1: Resources and Development

Classification of resources, resource planning in India, land utilisation, land degradation & conservation, and Indian soil types.

Geography 3 Marks

Chapter 2: Forest and Wildlife Resources

Flora and fauna diversity, IUCN classification, Project Tiger, Joint Forest Management (JFM), and sacred groves.

Geography 3–4 Marks

Chapter 3: Water Resources

Water scarcity, multi-purpose river valley projects, integrated water resource management, and traditional rainwater harvesting systems.

Geography 5 Marks

Chapter 4: Agriculture

Types of farming, cropping seasons (Rabi, Kharif, Zaid), major food and commercial crops, climate requirements, and institutional reforms.

Geography 4–5 Marks

Chapter 5: Minerals and Energy Resources

Mode of occurrence of minerals, ferrous and non-ferrous minerals, conventional and non-conventional energy sources, and conservation.

Geography 4–5 Marks

Chapter 6: Manufacturing Industries

Contribution to economy, classification of industries, agro-based vs mineral-based, steel, aluminium, IT & electronics, and pollution control.

Geography 3–4 Marks

Chapter 7: Lifelines of National Economy

Roadways (Golden Quadrilateral), Railways, Pipelines, Waterways (NW-1), Major sea ports, Airways, International trade, and Tourism.

Civics / Pol Science 4–5 Marks

Chapter 1: Power Sharing

Case studies of Belgium and Sri Lanka, majoritarianism vs accommodation, prudential and moral reasons, and horizontal vs vertical power sharing.

Civics / Pol Science 4–5 Marks

Chapter 2: Federalism

Features of federalism, coming together vs holding together, Union/State/Concurrent lists, linguistic states, language policy, and 1992 decentralisation.

Civics / Pol Science 3–4 Marks

Chapter 3: Gender, Religion and Caste

Gender division, women's political representation, communalism, secular state provisions, caste inequalities, and caste in politics.

Civics / Pol Science 5 Marks

Chapter 4: Political Parties

Functions of political parties, party systems, criteria for National and State parties, challenges to political parties, and political reforms.

Civics / Pol Science 3–4 Marks

Chapter 5: Outcomes of Democracy

Assessing democratic outcomes: accountable, responsive, legitimate government, economic growth, inequality reduction, and dignity of citizens.

Economics 5 Marks

Chapter 1: Development

Developmental goals, national development, World Bank PCI vs UNDP Human Development Index (HDI), Body Mass Index (BMI), and sustainability.

Economics 5 Marks

Chapter 2: Sectors of the Indian Economy

Primary, secondary, and tertiary sectors, historical GDP/employment shifts, disguised unemployment, MGNREGA 2005, and organized vs unorganized sectors.

Economics 4–5 Marks

Chapter 3: Money and Credit

Barter system, double coincidence of wants, modern currency & deposits, terms of credit, formal vs informal loans, and Self-Help Groups (SHGs).

Economics 4–5 Marks

Chapter 4: Globalisation and the Indian Economy

Multinational Corporations (MNCs), foreign trade, liberalisation of 1991, World Trade Organisation (WTO), Special Economic Zones (SEZs), and fair globalisation.