Bihar Board 10th Syllabus 2025-26: Download Latest and Revised Bihar Class 10th Syllabus PDF with Subject-wise

Real Numbers

Euclid’s Division Lemma and Algorithm, Fundamental Theorem of Arithmetic, Rational and Irrational Numbers

10

Polynomials

Geometric Meaning of The Zeroes, Zeroes, and Coefficients, Division Algorithm For Polynomials

20

Pair of Linear Equations in 2 Variables

Graphical Solution to Linear Equations, Substitution Method, Elimination Method, Cross Multiplication Method, Equations Reducible to Linear Form

Quadratic Equations

Introduction to Quadratic Equations, Method of Completing The Square, Nature of Roots, Equations Reducible to Quadratic Form

Arithmetic Progression

Introduction to Arithmetic Progression, nth Term of A.P., Sum of n Terms of A.P., Word Problems of A.P.

Coordinate Geometry

Distance Formula, Section Formula, Area of Triangles

10

Introduction to Trigonometry

Trigonometric Ratios, Trigonometric Tables, Trigonometric Ratios of Complementary Angles, Introduction to Trigonometric Identities, Applications of Trigonometric Identities

20

Some Applications of Trigonometry

Introduction to Heights and Distances, Applications of Heights and Distances

Triangles

Basic Proportionality Theorem, Topic 2 – Converse of BPT, Criteria For Similar Triangles, Problems on Similar Triangles, Areas of Similar Triangles, Pythagoras Theorem

Topic 7 – Problems on Pythagoras Theorem

30

Circles

Tangents to a Circle, Properties of Tangents

Construction

Construction of Similar Triangles, Construction of Tangents

Areas Related to Circles

Areas and Circumference of a Circle, Areas of Sectors and Segments, Areas of Combination of Figures

Surface Areas and Volumes

Surface Area: Combination of Solids, Volume: Combination of Solids, Conversion of Solids, Frustum of A Cone

Statistics

Arithmetic Means of Grouped Data, Mode of Grouped Data, Median of Grouped Data, Relation Between Central Tendencies, Cumulative Frequency Curve

10

Probability

A Classical Approach to Probability, Applications of Probability

• Nationalism in Europe
• Socialism and Communism
• The Nationalist Movement in Indo-China
• Nationalism in India
• Economy and Livelihood
• Urbanization and Urban Life
• Trade and Globalization
• Press and Cultural Nationalism

• Resources and Development
• Forest and Wildlife Resources
• Water Resources
• Agriculture
• Minerals and Energy Resources
• Manufacturing Industries
• Lifelines of the National Economy

• Power Sharing in a Democracy
• Functioning of Power Sharing
• Competition and Conflict in Democracy
• Achievements of Democracy
• Challenges to Democracy

• History of Economics and Its Development
• State and National Income
• Money, Savings, and Credit
• Our Financial Institutions
• Employment and Services
• Globalization
• Consumer Awareness and Protection

• Natural Disasters: An Introduction
• Natural Disasters and Management: Flood Drought
• Natural Disasters and Management: Earthquake and Tsunami
• Life-Saving Incident Management
• Alternative communication system during disaster
• Disaster and coexistence

I

Chemical Compounds

20

II

The Living World

20

III

Electricity and its effects

10

IV

Light and Communication

2

V

Natural Resources

8

Total

60

• One unseen passage factual in nature of 200 words followed by four or five questions.
• One unseen literary passage of 300 words followed by four or five questions on vocabulary which will not exceed 4 marks.

• Editor of newspaper on law and order of your locality
• Telephone authorities on dead telephones
• Publisher, to publish your article in a magazine
• Head master, to provide you leave for a week
• Post master on nondelivery of letter in time
• Authority of Electricity board on the breakdown of electricity
• Publication, to send yoiur books by VPP

• Friend, congratulating on his success
• Father, to send money to buy books and other necessities
• Younger brother, advising him to avoid bad companies and study well
• Friend, to invite him to attend your sister's marriage ceremony
• Father on your aim after passing the examination.
• Friend, to spemnd this holiday with you
• Sister on your journey to historical and geographical places

• Selection to the school team
• School debate competition
• School Annual Function
• Marriage Invitation Card
• School science fair: Science exhibition
• A Trade Fair: Children’s Day
• Republic Day Celebration

• Tense, including sequence of Tense
• Use of Passive Voice
• Narration Commands and Request Statements Questions
• Use of non-finites
• Sentence connectors: as, since, while, then, just, because, just, until
• Punctuation Marks: Colon, Semicolon, Dash, Hyphen, Bracket, etc. and exclamation marks
• Determiners
• Subject-verb agreement
• Prepositions
• Phrases
• Modals: Can, could, may, might, must
• Clauses with - What, Where, How

• A prose passage in Hindi of 5 sentences has to be translated in English

• The Pace for Living
• Me and The Ecology Bit.
• Gillu
• What is Wrong with Indian Film
• Acceptance Speech
• Once Upon A Time
• The Unity of Indian Culture
• Little Girls Wiser Than Man

• God Made the Country
• Ode on Solitude
• Polythene Bag
• Thinner Than A Crescent
• The Empty Heart
• Koel

• January Night
• Allergy
• The Bet
• Quality
• Sun and Moon
• Two Horizons
• Love Defiled