MBOSE SSLC 2025: Exam Routine, Syllabus, Result

Additional english: Unit 01

• A high drive-L. P. Hartley
• War-Luigi Pirandello
• Out of business-R. K. Narayan
• The postmaster-R. Tagore
• The lady or the tiger?-Frank R. Stockton

Additional english: Unit 02

• The education of nature-William Wordsworth
• Swimmers-Louis Untermeyer
• The man with the hoe-Edwin Markham
• If-Rudyard Kipling
• A river-A.K. Ramanujan

Additional english: Unit 03

• A midsummer night's dream (Macmillan)

Additional english: Unit 04

• One word substitution
• Amplification
• Substance writing
• Paraphrasing from the play
• Advertisement
• Picture composition

Additional english: Unit 05

Assamese: Unit 01

Assamese: Unit 02

Assamese: Unit 03

Assamese: Unit 04

Assamese: Unit 05

Assamese: Unit 06

Bengali: Unit 01

Bengali: Unit 02

Bengali: Unit 03

Bengali: Unit 04

Bengali: Unit 05

Garo: Unit 01

Garo: Unit 02

Garo: Unit 03

Garo: Unit 04

Garo: Unit 05

Garo: Unit 06

Hindi: Unit 01

Hindi: Unit 02

Hindi: Unit 03

Hindi: Unit 04

Hindi: Unit 05

Khasi: Unit 01

Khasi: Unit 02

Khasi: Unit 03

Khasi: Unit 04

Mizo: Unit 01

Mizo: Unit 02

Mizo: Unit 03

Mizo: Unit 04

Nepali: Unit 01

Nepali: Unit 02

Nepali: Unit 03

Nepali: Unit 04

Urdu: Unit 01

Urdu: Unit 02

Urdu: Unit 03

Urdu: Unit 04

Urdu: Unit 05

Mathematics: Unit 01

• Real numbers: Euclid's division lemma, fundamental theorem of arithmetic-statements after reviewing work done earlier and after illustrating and motivating through examples. Proofs of results-irrationality
• Real numbers: Decimal representation of rational numbers in terms of terminating/ non-terminating recurring decimals

Mathematics: Unit 02

• Polynomials: Zeros of a polynomial. Relationship between zeros and coefficients of a polynomial. Statement and simple problems on division algorithm for polynomials with real coefficients
• Pair of linear equations in two variables: Pair of linear equations in two variables and graphical method of their solution, consistency/ inconsistency. Algebraic conditions for number of solutions
• Pair of linear equations in two variables: Solution of pair of linear equations in two variables algebraically-by substitution, by elimination, and by cross-multiplication method. Simple situational problems must be included
• Pair of linear equations in two variables: Simple problems on equations reducible to linear equations
• Quadratic equations: Standard from of a quadratic equation ax² + bx + c = 0, (a ≠ 0). Solution of a quadratic equation (only real roots) by factorization and completing the squares, by using quadratic formula
• Quadratic equations: Relationship between the discriminant and nature of roots. Situational problems based on quadratic equations related to day to day activities to be incorporated
• Arithmetic progressions: Motivation for studying arithmetic progression. Derivation of standard results of finding the nth term and sum of the first n terms of arithmetic progression and their application in solving daily life problems

Mathematics: Unit 03

• Lines (in two-dimensions): Review the concepts of coordinates geometry, graphs of linear equations. Distance formula. Section formula (internal division), area of a triangle

Mathematics: Unit 04

• Introduction to trigonometry: Trigonometric ratios of an acute angle of a right-angled triangle. Proof of their existence (well defined); motivate the ratios, whichever are defined at 0° and 90°
• Introduction to trigonometry: Values (with proofs) of the trigonometric ratios of 30°, 45° and 60°. Relationships between the ratios
• Trigonometric identities: Proof and applications of the identity sin² A + cos² A = 1. Only simple identities to be given. Trigonometric ratios of complementary angles
• Heights and distances: Angle of elevation, angle of depression, simple and believable problems on heights and distances. Problems should not involve more than two right triangles. Angles of elevation/ depression should be only 30°, 45°, 60°

Mathematics: Unit 05

• Triangles: Definitions, examples, counter examples of similar triangles
• Triangles: If a line is drawn parallel to one side of a triangle to intersect the other two sides in distinct points, the other two sides are divided in the same ratio (prove)
• Triangles: If a line divides two sides of a triangle in the same ratio, the line is parallel to the third side (motivate)
• Triangles: If in two triangles, the corresponding angles are equal, their corresponding sides are proportional and the triangles are similar (motivate)
• Triangles: If the corresponding sides of two triangles are proportional, their corresponding angles are equal and the two triangles are similar (motivate)
• Triangles: If one angle of a triangle is equal to one angle of another triangle and the sides including these angles are proportional, the two triangles are similar (motivate)
• Triangles: If a perpendicular is drawn from the vertex of the right angle of a right triangle to the hypotenuse; the triangles on each side of the perpendicular are similar to the whole triangle and to each other (motivate)
• Triangles: The ratio of the areas of two similar triangles is equal to the ratio of the squares on their corresponding sides (prove)
• Triangles: In a right triangle, the square on the hypotenuse is equal to the sum of the squares of the other two sides (prove)
• Triangles: In a triangle, if the square on one side is equal to the sum of the squares of the other two sides, the angle opposite to the first side is a right angle (prove)
• Circles: Tangents to a circle at a point of contact
• Circles: The tangent at any point of a circle is a perpendicular to the radius through the point of contact (prove)
• Circles: The lengths of tangents drawn from an external point to a circle are equal (prove)
• Constructions: Division of a line segment in a given ratio (internally). Tangent to a circle from a point outside it. Construction of a triangle similar to a given triangle

Mathematics: Unit 06

• Areas related to circles: Motivate the area of a circle; area of sectors and segments of a circle (in calculating area of segment of a circle, problem should be restricted to central angles of 60°, 90°, and 120° only)
• Areas related to circles: Problems based on area and perimeter/circumference of the above said plane figures (plane figures involving triangles, simple quadrilaterals and circles)
• Surface areas and volumes: Surface areas and volumes of combinations of any two of the following-cubes, cuboids, spheres, hemispheres and right circular cylinders/ cones. Frustum of a cone
• Surface areas and volumes: Problems involving converting one type of metallic solid into another and other mixed problems (problems with combination of not more than two different solids may be taken).

Mathematics: Unit 07

• Statistics: Mean, median, and mode of grouped data (bimodal situation to be avoided) cumulative frequency graph
• Probability: Classical definition of probability. Simple problems on single events (not using set notation)

Science and technology: Unit 01

• Light as invisible energy
• Nature of light
• Reflection of light
• Position of the Image formed by a plane mirror
• Spherical mirrors and their technology
• Sign conventions for reflection by spherical mirrors
• Refraction of light
• Refraction by spherical lenses
• Power of a lens
• New Cartesian sign convention for lenses

Science and technology: Unit 02

• Human eye
• Accommodation of the eye
• Defects of vision and their correction
• Advantages of having two eyes in humans
• Refraction of light through an equilateral prism
• Dispersion of white light by a glass prism
• Atmospheric refraction
• Scattering of light

Science and technology: Unit 03

• Electric charges and its properties
• Conductors and insulators
• Flow of electric charges electric current
• Electric potential
• Electric circuit
• Resistance of a conductor or electric resistance
• Series and parallel circuits
• Ohm's law
• Expression for resistances in series
• Expression for resistances in parallel
• Heating effects of electric current

Science and technology: Unit 04

• Magnetic field and field lines
• Electromagnetic induction
• Domestic electric circuits

Science and technology: Unit 05

• Solenoid
• Force on a current carrying conductor in a magnetic field

Science and technology: Unit 06

• Introduction
• Chemical equation
• Types of chemical reactions
• Effects of oxidation reactions in everyday life

Science and technology: Unit 07

• Introduction
• Understanding the chemical properties of acids and bases
• What do all acids and all bases have in common
• How strong are acid or base solutions
• More about salts

Science and technology: Unit 08

• Physical properties of metals and non-metals
• Formation of ionic compounds
• Chemical properties of metals
• Specimen problems
• Occurrence of metals
• Corrosion of metals

Science and technology: Unit 09

• Necessity for classification of elements
• Early attempts for classification of elements
• Mendeleev's periodic table
• Mendeleev's periodic law
• Modern version of Mendeleev's periodic table of elements
• Defects (limitations) in modern version of Mendeleev’s periodic table of elements
• Modern periodic law
• Long form of periodic table
• Position of hydrogen in the periodic table
• Study of normal elements of the periodic table
• Characteristics of periods in long form of periodic table
• Characteristics of groups in long form of periodic table
• Merits of the long form of periodic table
• Defects of the long form of the periodic table
• Advantages of the Long form of the periodic table in learning chemistry
• Sample problems

Science and technology: Unit 10

• Introduction
• The covalent bond-bonding in carbon and other non-metals
• Versatile nature of element carbon
• Chemical properties of carbon compounds
• Important carbon compounds-ethanol and ethanoic acid
• Soaps and detergents

Science and technology: Unit 11

• What are life processes?
• Nutrition
• Autotrophic nutrition
• Heterotrophic nutrition
• How do organisms obtain their nutrition?
• Respiration
• Transportation
• Transportation in human beings
• Transportation in plants
• Excretion
• Excretion in human beings

Science and technology: Unit 12

• Animals-nervous system
• Structure of neuron
• How does an impulse travel in the body?
• Types of nervous actions
• What happens in reflex actions?
• Human nervous system
• How are these tissues protected
• How does the nervous tissue cause action?
• Coordination in plants
• Immediate response to stimulus
• Movement due to growth
• Plant hormones
• Hormones in animals
• Endocrine glands in humans

Science and technology: Unit 13

• Do organisms create exact copies of themselves?
• The importance of variations
• Modes of reproduction used by single organisms
• Fission
• Fragmentation
• Regeneration
• Budding
• Vegetative propagation
• Spore formation
• Sexual reproduction
• Why the sexual mode of reproduction?
• Sexual reproduction in flowering plants
• Reproduction in human beings
• Male reproductive system
• Female reproductive system
• What happens when the egg is not fertilised?
• Reproductive health

Science and technology: Unit 14

• Accumulation of variation during reproduction
• Heredity
• Inherited traits
• Rules for the inheritance of traits-Mendel's contribution
• How do these traits get expressed?
• Evolution
• Acquired and inherited traits
• Speciation
• Evolution and classification
• Evolution by stages
• Evolution should not be equated with ‘progress’
• Human evolution

Social science: Unit 01

• The rise of nationalism in europe
• Non-cooperation and civil disobedience movements

Social science: Unit 02

• Industrialisation (1850s-1950s)
• Urbanisation and urban lives

Social science: Unit 03

• Print culture and nationalism

Social science: Unit 04

Social science: Unit 05

Social science: Unit 06

Social science: Unit 07

Social science: Unit 08

Social science: Unit 09

Social science: Unit 10

Social science: Unit 11

Social science: Unit 12

Social science: Unit 13

Social science: Unit 14

Social science: Unit 15

Social science: Unit 16

Social science: Unit 17

Social science: Unit 18

Social science: Unit 19

Social science: Unit 20

Social science: Unit 21

Social science: Unit 22

Social science: Unit 23

Social science: Unit 24

Social science: Unit 25

Social science: Unit 26

Social science: Unit 27

Health and physical education: Unit 01

• How mature are you?
• You and your family
• Marriage and family life

Health and physical education: Unit 02

• Some defence measures against diseases (immunity and immunization)
• National health programme
• Importance of pupil's and people's participation in the implementation of these programmes
• Primary health care, meaning and scope, health care set up in rural and urban areas

Health and physical education: Unit 03

• Consumer education-consumer rights, making correct choices while buying different items, food adulteration
• Systems of medicine and quackery
• Drugs, medicines and self-medication

Health and physical education: Unit 04

• Importance of international health

Health and physical education: Unit 05

• Teenage pregnancy
• Sexually transmitted infections
• Basic facts about HIV/ AIDS
• Prevention against HIV/ AIDS

Computer science: Unit 01

• Types of software
• System software
• Operating system
• Language translators
• Utilities
• Application software
• Basic commands in operating systems
• What is data?
• How to measure computer data?
• Number system
• Conversion
• Logic gates
• Logic circuits of primary and secondary gates

Computer science: Unit 02

• Internet
• How does the internet work?
• Wired and wireless connection
• Protocols
• World Wide Web (WWW)
• Web browser
• Web server
• Website
• Web page
• Web address
• IP address
• Uniform resource locator (URL)
• Intranet
• HTML
• HTML editor
• Creating and viewing HTML documents
• HTML tag
• HTML element
• Structure of an HTML document
• HTML heading tag
• HTML paragraph tag
• Line break tag
• Horizontal rule tag
• Text formatting tags
• Comment tag
• List tags
• Images in HTML tables in HTML
• Linking in HTML
• Frames in HTML

Computer science: Unit 03

• What is OOPs?
• Introduction to C++
• Structure of a C++ program
• Data types
• Variables in C++
• Escape sequences
• Input/ output in C++
• Operators
• Precedence of operators
• Control structure
• Loop structure
• Bug and debug

Computer science: Unit 04

• Characteristics of Java
• Different forms of Java
• Java program
• Variables
• Data types
• Operators in Java
• Programming structure in Java
• Some examples of Java programs

Computer science: Unit 05

• Virus
• Worm
• Malware
• Spyware
• Shareware
• Adware
• Spam
• Internet hacking
• Protect the computer
• Backup and recovery tools
• Information security provisions in e-commerce
• Ways for safety computing