NCERT Class 11 English Books: The Central Board of Secondary Education (CBSE) follows the National Council of Educational Research and Training (NCERT) textbooks. English is...
NCERT Class 11 English Books 2024
March 26, 2024The Delhi Board of Higher Secondary Education is another name for the Delhi Board of Senior Secondary Education (DBSSE). It is an independent department within the Ministry of Secondary Education, Delhi. It is responsible for the examinations for classes 10 and 12, often known as secondary and senior secondary public examinations. Along with public examinations, the Delhi Board holds exams for class 11 every year.
The Delhi board examinations are usually held in March, and corresponding supplementary examinations will be in June/July after the release of the results. The 2024 Delhi Board Class 11 examinations may be held from March 2024, and the Class XI 2024 results will be declared on March 2024. Students can check their results by entering information such as their student ID, class, date of birth and section.
Check the table below for an overview of the Delhi Board Class IX exam:
Particulars  Details 

Name of the Board  Delhi Board of Senior Secondary Education 
Name of the Exam  Delhi Board Class 11 Examination 
Practical Exam Start Date  Last week of February 2024 
Commencement of the Theory Examination  March 2024 
Announcement of Result  March 2024 
Supplementary Examination  In May/June 2024 (Tentatively) 
Supplementary Exam Results  In June/July 2024 (Tentatively) 
Language of Question Paper  Hindi and English 
Official Website  delhiboard.org.in 
The syllabus adapted by the Delhi Board for class 11 is similar to the CBSE Class 11 syllabus. Students select their streams based on their personal interests and performances. Science, Commerce, and Arts are all part of the Delhi Board Class 11th syllabus.
The Delhi Board Class 11 English syllabus is given below:
Section  Competencies  Marks 

Reading Comprehension  Conceptual understanding, decoding, analysing, inferring, interpreting, appreciating, literary, conventions and vocabulary, summarising and using appropriate formats.  26 
Creative Writing Skills and Grammar  Conceptual Understanding, application of rules, Analysis, Reasoning, appropriateness of style and tone, using appropriate format and fluency, inference, analysis, evaluation and creativity.  24 
Literature Textbooks and Supplementary Reading Text  Recalling, reasoning, appreciating literary convention, inference, analysis, creativity with fluency  30 
Total  80  
Assessment of Listening and Speaking Skills  20  
Grand Total  100 
The Delhi Board Class 11 Physics syllabus is given below:
Units  Chapters  Topics 

Unit I: Physical World and Measurement  Chapter 1: Physical World  – Physicsscope and excitement – Nature of physical laws – Physics, technology and society 
Chapter 2: Units and Measurements  – Need for measurement: Units of measurement; Systems of units; SI units, fundamental and derived units. – Length, mass and time measurements. – Accuracy and precision of measuring instruments, errors in measurement, significant figures. – Dimensions of physical quantities; Dimensional analysis and its applications. 

Unit II: Kinematics  Chapter 3: Motion in a Straight Line  – Frame of reference; Motion in a straight line; Positiontime graph, speed and velocity. – Elementary concepts of differentiation and integration for describing motion; Uniform and nonuniform motion. – Average speed and instantaneous velocity, uniformly accelerated motion; Velocity – Time and PositionTime graphs. – Relations for uniformly accelerated motion (graphical treatment). 
Chapter 4: Motion in a Plane  – Scalar and vector quantities; Position and displacement vectors; General vectors and their notations; Equality of vectors, multiplication of vectors by a real number; – Addition and subtraction of vectors, relative velocity, Unit vector; Resolution of a vector in a plane; Rectangular components, Scalar and Vector product of vectors. – Motion in a plane, cases of uniform velocity and uniform acceleration projectile motion, uniform circular motion. 

Unit III: Laws of Motion  Chapter 5: Laws of Motion  – Intuitive concept of force, Inertia, Newton’s first law of motion; Momentum and Newton’s second law of motion; Impulse; Newton’s third law of motion. – Law of conservation of linear momentum and its applications. – Equilibrium of concurrent forces; Static and kinetic friction; Laws of friction, rolling friction, lubrication. – Dynamics of uniform circular motion: Centripetal force, examples of circular motion (vehicle on a level circular road, vehicle on a banked road). 
Unit IV: Work, Energy and Power  Chapter 6: Work, Energy and Power  – Work done by a constant force and a variable force; kinetic energy, work energy theorem, power. – Notion of potential energy; Potential energy of a spring, conservative forces; Conservation of mechanical energy (kinetic and potential energies); nonconservative forces; Motion in a vertical circle; Elastic and inelastic collisions in one and two dimensions. 
Unit V: Motion of System of Particles and Rigid Body  Chapter 7: System of Particles and Rotational Motion  – Centre of mass of a twoparticle system; Momentum conservation and centre of mass motion; Centre of mass of a rigid body; Centre of mass of a uniform rod; Moment of a force, torque, angular momentum, law of conservation of angular momentum and its applications. – Equilibrium of rigid bodies; Rigid body rotation and equations of rotational motion; Comparison of linear and rotational motions. – Moment of inertia, radius of gyration, values of moments of inertia for simple geometrical objects (no derivation); Statement of parallel and perpendicular axes theorems and their applications. 
Unit VI: Gravitation  Chapter 8: Gravitation  – Kepler’s laws of planetary motion; Universal law of gravitation; Acceleration due to gravity and its variation with altitude and depth. – Gravitational potential energy and gravitational potential, escape velocity, orbital velocity of a satellite; Geostationary satellites. 
Unit VII: Properties of Bulk Matter  Chapter 9: Mechanical Properties of Solids  – Elastic behaviour; Stressstrain relationship; Hooke’s law; Young’s modulus, bulk modulus; Shear modulus of rigidity; Poisson’s ratio; elastic energy. 
Chapter 10: Mechanical Properties of Fluids  – Pressure due to a fluid column; Pascal’s law and its applications (hydraulic lift and hydraulic brakes), effect of gravity on fluid pressure. – Viscosity, Stokes’ law, terminal velocity, streamline and turbulent flow, critical velocity, Bernoulli’s theorem and its applications. – Surface energy and surface tension, angle of contact, excess of pressure across a curved surface, application of surface tension ideas to drops, bubbles and capillary rise. 

Chapter 11: Thermal Properties of Matter  – Heat, temperature, thermal expansion; thermal expansion of solids, liquids and gases, anomalous expansion of water; specific heat capacity; Cp, Cv – calorimetry; change of state – latent heat capacity. – Heat transferconduction, convection and radiation, thermal conductivity, qualitative ideas of Blackbody radiation, Wein’s displacement Law, Stefan’s law, Greenhouse effect. 

Unit VIII: Thermodynamics  Chapter 12: Thermodynamics  – Thermal equilibrium and definition of temperature (zeroth law of thermodynamics), heat, work and internal energy. First law of thermodynamics, isothermal and adiabatic processes. – Second law of thermodynamics: reversible and irreversible processes, Heat engine and refrigerator. 
Unit IX: Behaviour of Perfect Gases and Kinetic Theory of Gases  Chapter 13: Kinetic Theory  – Equation of state of a perfect gas, work done in compressing a gas. – Kinetic theory of gases – assumptions, concept of pressure. Kinetic interpretation of temperature; rms speed of gas molecules; degrees ofdom; law of equipartition of energy (statement only) and application to specific heat capacities of gases; concept of mean path, Avogadro’s number. 
Unit X: Oscillations and Waves  Chapter 14: Oscillations  – Wave motion: Transverse and longitudinal waves, speed of travelling wave, displacement relation for a progressive wave, principle of superposition of waves, reflection of waves, standing waves in strings and organ pipes, fundamental mode and harmonics, Beats, Doppler effect. 
The Delhi Board Class 11 Chemistry syllabus is given below:
Units  Topics 

Unit I: Some Basic Concepts of Chemistry  – General Introduction: Importance and scope of Chemistry. – Nature of matter, laws of chemical combination, Dalton’s atomic theory: concept of elements, atoms and molecules. – Atomic and molecular masses, mole concept and molar mass, percentage composition, empirical and molecular formula. – Chemical reactions, stoichiometry and calculations based on stoichiometry. 
Unit II: Structure of Atom  – Discovery of Electron, Proton and Neutron, atomic number, isotopes and isobars. Thomson’s model and its limitations. – Rutherford’s model and its limitations, Bohr’s model and its limitations, concept of shells and subshells, dual nature of matter and light. – De Broglie’s relationship, Heisenberg uncertainty principle, concept of orbitals, quantum numbers, shapes of s, p and d orbitals, rules for filling electrons in orbitals – Aufbau principle, Pauli’s exclusion principle and Hund’s rule, electronic configuration of atoms, stability of halffilled and completely filled orbitals. 
Unit III: Classification of Elements and Periodicity in Properties  – Significance of classification, brief history of the development of periodic table. – Modern periodic law and the present form of periodic table – Periodic trends in properties of elements atomic radii, ionic radii, inert gas radii, Ionisation enthalpy, electron gain enthalpy, electronegativity, valency. – Nomenclature of elements with atomic number greater than 100. 
Unit IV: Chemical Bonding and Molecular Structure  – Valence electrons, ionic bond, covalent bond, bond parameters, Lewis structure, polar character of covalent bond, covalent character of ionic bond, valence bond theory, resonance, geometry of covalent molecules. – VSEPR theory, concept of hybridization, involving s, p and d orbitals and shapes of some simple molecules. – Molecular orbital theory of homonuclear diatomic molecules(qualitative idea only), Hydrogen bond. 
Unit V: States of Matter: Gases and Liquids  – Three states of matter, intermolecular interactions, types of bonding, melting and boiling points, role of gas laws in elucidating the concept of the molecule, Boyle’s law, Charles law, Gay Lussac’s law, Avogadro’s law, ideal behaviour, empirical derivation of gas equation, Avogadro’s number, ideal gas equation. – Deviation from ideal behaviour, liquefaction of gases, critical temperature, kinetic energy and molecular speeds (elementary idea), Liquid State vapour pressure, viscosity and surface tension (qualitative idea only, no mathematical derivations). 
Unit VI: Chemical Thermodynamics  – Concepts of System and types of systems, surroundings, work, heat, energy, extensive and intensive properties, state functions. – First law of thermodynamics internal energy and enthalpy, heat capacity and specific heat, measurement of U and H, Hess’s law of constant heat summation, enthalpy of bond dissociation, combustion, formation, atomization, sublimation, phase transition, ionisation, solution and dilution. – Second law of Thermodynamics (brief introduction). – Introduction of entropy as a state function, Gibb’s energy change for spontaneous and nonspontaneous processes, criteria for equilibrium. – Third law of thermodynamics (brief introduction). 
Unit VII: Equilibrium  – Equilibrium in physical and chemical processes, dynamic nature of equilibrium, law of mass action, equilibrium constant, factors affecting equilibrium – Le Chatelier’s principle, ionic equilibrium ionisation of acids and bases, strong and weak electrolytes, degree of ionisation, ionisation of poly basic acids, acid strength, concept of pH, hydrolysis of salts (elementary idea), buffer solution – Henderson Equation, solubility product, common ion effect (with illustrative examples). 
Unit VIII: Redox Reactions  – Concept of oxidation and reduction, redox reactions, oxidation number, balancing redox reactions, in terms of loss and gain of electrons and change in oxidation number. – Applications of redox reactions 
Unit IX: Hydrogen  – Position of hydrogen in periodic table, occurrence, isotopes, preparation, properties and uses of hydrogen, hydridesionic covalent and interstitial. – Physical and chemical properties of water,heavy water, hydrogen peroxide preparation, reactions and structure and use; – Hydrogen as a fuel. 
Unit X: sBlock Elements (Alkali and Alkaline Earth Metals)  – Group 1 and Group 2 Elements General introduction, electronic configuration, occurrence. – Anomalous properties of the first element of each group, diagonal relationship, trends in the variation of properties (such as ionisation enthalpy, atomic and ionic radii). – Trends in chemical reactivity with oxygen, water, hydrogen and halogens, uses. Preparation and Properties of Some Important Compounds: – Sodium Carbonate, Sodium Chloride, Sodium Hydroxide and Sodium Hydrogen carbonate. – Biological importance of Sodium and Potassium. – Calcium Oxide and Calcium Carbonate and their industrial uses, biological importance of Magnesium and Calcium. 
Unit XI: Some pBlock Elements  General Introduction to p Block Elements Group 13 Elements: – General introduction, electronic configuration, occurrence, variation of properties, oxidation states, trends in chemical reactivity, anomalous properties of the first element of the group. – Boron – physical and chemical properties, some important compounds. – Borax, Boric acid, Boron Hydrides, Aluminium. – Reactions with acids and alkalis, uses. Group 14 Elements: – General introduction, electronic configuration, occurrence, variation of properties, oxidation states, trends in chemical reactivity, anomalous behaviour of first elements. – Carboncatenation, allotropic forms, physical and chemical properties; uses of some important compounds: oxides. – Important compounds of Silicon and a few uses: Silicon Tetrachloride, Silicones, Silicates and Zeolites, their uses. 
Unit XII: Organic Chemistry Some Basic Principles and Techniques  – General introduction, methods of purification, qualitative and quantitative analysis, classification and IUPAC nomenclature of organic compounds. – Electronic displacements in a covalent bond, inductive effect, electromeric effect, resonance and hyperconjugation. – Homolytic and heterolytic fission of a covalent bond, radicals, carbocations, carbanions, electrophiles and nucleophiles, types of organic reactions. 
Unit XIII: Hydrocarbons  Classification of Hydrocarbons Aliphatic Hydrocarbons: – Alkanes – Nomenclature, isomerism, conformation (ethane only), physical properties, chemical reactions including radical mechanism of halogenation, combustion and pyrolysis. – Alkenes – Nomenclature, structure of double bond (ethene), geometrical isomerism, physical properties, methods of preparation, chemical reactions: addition of hydrogen, halogen, water, hydrogen halides (Markovnikov’s addition and peroxide effect), ozonolysis, oxidation, mechanism of electrophilic addition. – Alkynes – Nomenclature, structure of triple bond (ethyne), physical properties, methods of preparation, chemical reactions: acidic character of alkynes, addition reaction of – hydrogen, halogens, hydrogen halides and water. – Aromatic Hydrocarbons: Introduction, IUPAC nomenclature, benzene: resonance, aromaticity, chemical properties: mechanism of electrophilic substitution. Nitration, sulphonation, halogenation, Friedel Crafts alkylation and acylation, directive influence of functional group in monosubstituted benzene. Carcinogenicity and toxicity. 
Unit XIV: Environmental Chemistry  – Environmental pollution – air, water and soil pollution, chemical reactions in the atmosphere. – Smog, major atmospheric pollutants, acid rain, ozone and its reactions, effects of depletion of ozone layer. – Greenhouse effect and global warming pollution due to industrial wastes, green chemistry as an alternative tool for reducing pollution. – Strategies for control of environmental pollution. 
The Delhi Board Class 11 Mathematics syllabus is given below:
Units  Chapters  Topics 

Unit I: Sets and Functions  Sets  – Sets and their representations, – Empty set, Finite and Infinite sets, Equal sets, Subsets,. Subsets of a set of real numbers, especially intervals (with notations). – Power set. Universal set. Venn diagrams. Union and Intersection of sets. – Difference in sets. – Complement of a set. Properties of Complement. 
Relations & Functions  – Ordered pairs. Cartesian product of sets. – Number of elements in the Cartesian product of two finite sets. Cartesian product of the set of reals with itself (upto R x R x R). – Definition of relation, pictorial diagrams, domain, codomain and range of a relation. Function as a special type of relation. – Pictorial representation of a function, domain, codomain and range of a function. Real valued functions, domain and range of these functions, constant, identity, polynomial, rational, modulus, signum, exponential, logarithmic and greatest integer functions, with their graphs. – Sum, difference, product and quotients of functions. 

Trigonometric Functions  – Positive and negative angles. Measuring angles in radians and in degrees and conversion from one measure to another. – Definition of trigonometric functions with the help of unit circle. Truth of the identity sin2x + cos2x = 1, for all x. – Signs of trigonometric functions. Domain and range of trigonometric functions and their graphs. Expressing sin (x±y) and cos (x±y) in terms of sinx, siny, cosx & cosy and their simple applications. Deducing identities like the following: tan(x ± y) = tan x ± tan y 1 ∓ tan x tan y , cot(x ± y) = cot x cot y ∓ 1 cot x ± cot x sinα ± sinβ = 2 sin 1 2 (α ± β)cos 1 2 (α ∓ β) cosα + cosβ = 2 cos 1 2 (α + β)cos 1 2 (α − β) ???? − ???? = −2??? 1 2 (? + ?)??? 1 2 (? − ?) – Identities related to sin2x, cos2x, tan2 x, sin3x, cos3x and tan3x. – General solution of trigonometric equations of the type siny = sina, cosy = cosa and tany = tana. 

Unit II: Algebra  Principle of Mathematical Induction  – Process of the proof by induction. – Motivating the application of the method by looking at natural numbers as the least inductive subset of real numbers. – The principle of mathematical induction and simple applications. 
Complex Numbers and Quadratic Equations  – Need for complex numbers, especially√−1, to be motivated by inability to solve some of the quadratic equations. – Algebraic properties of complex numbers.Argand plane and polar representation of complex numbers. Statement of Fundamental Theorem of Algebra, solution of quadratic equations (with real coefficients) in the complex number system. – Square root of a complex number. 

Linear Inequalities  – Linear inequalities. Algebraic solutions of linear inequalities in one variable and their representation on the number line. – Graphical solution of linear inequalities in two variables. – Graphical method of finding a solution of a system of linear inequalities in two variables. 

Permutations and Combinations  – Fundamental principle of counting. Factorial n. (n!) – Permutations and combinations, derivation of Formulae for npr and ncr and their connections, simple applications. 

Binomial Theorem  – Historical perspective, statement and proof of the binomial theorem for positive integral indices. – Pascal’s triangle, General and middle term in binomial expansion, simple applications. 

Sequence and Series  – Sequence and Series. Arithmetic Progression (A. P.). Arithmetic Mean (A.M.) Geometric Progression (G.P.), general term of a G.P., sum of n terms of a G.P., infinite G.P. and its sum, geometric mean (G.M.), – Relation between A.M. and G.M. – Formulae for the following special sums. 

Unit III: Coordinate Geometry  Straight Lines  – Brief recall of two dimensional geometry from earlier classes. Shifting of origin. – Slope of a line and angle between two lines. – Various forms of equations of a line: parallel to axis, point slope form, slopeintercept form, twopoint form, intercept form and normal form. – General equation of a line. Equation of family of lines passing through the point of intersection of two lines. Distance of a point from a line. 
Conic Sections  – Sections of a cone: circles, ellipse, parabola, hyperbola, a point, a straight line and a pair of intersecting lines as a degenerate case of a conic section. – Standard equations and simple properties of parabola, ellipse and hyperbola. – Standard equation of a circle. 

Introduction to Threedimensional Geometry  – Coordinate axes and coordinate planes in three dimensions. – Coordinates of a point. – Distance between two points and section formula. 

Unit IV: Calculus  Limits and Derivatives  – Derivative introduced as rate of change both as that of distance function and geometrically. Intuitive idea of limit. – Limits of polynomials and rational functions trigonometric, exponential and logarithmic functions. – Definition of derivative relates it to scope of tangent of the curve, derivative of sum, difference, product and quotient of functions. – Derivatives of polynomial and trigonometric functions. 
Unit V: Mathematical Reasoning  Mathematical Reasoning  – Mathematically acceptable statements. – Connecting words/ phrases – consolidating the understanding of “if and only if (necessary and sufficient) condition”, “implies”, “and/or”, “implied by”, “and”, “or”, “there exists” and their use through variety of examples related to real life and Mathematics. – Validating the statements involving the connecting words, difference among contradiction, converse and contrapositive. 
Unit VI: Statistics and Probability  Statistics  – Measures of Dispersion. – Range, Mean deviation, variance and standard deviation of ungrouped/grouped data. – Analysis of frequency distributions with equal means but different variances. 
Probability  – Random experiments; outcomes, sample spaces (set representation). – Events; occurrence of events, ‘not’, ‘and’ and ‘or’ events, exhaustive events, mutually exclusive events, Axiomatic (set theoretic) probability, connections with other theories of earlier classes. – Probability of an event, probability of ‘not’, ‘and’ and ‘or’ events. 
The Delhi Board Class 11 Biology syllabus is given below:
Units  Chapters  Topics 

Unit I: Diversity of Living Organisms  Chapter 1  – The Living World What is living? – Biodiversity; Need for classification; Taxonomy and systematics. – Concept of species and taxonomic hierarchy. – Binomial nomenclature; Tools for study of taxonomy museums; Zoological parks, herbaria, botanical gardens, keys for identification. 
Chapter 2  – Biological Classification Five kingdom classification. – Salient features and classification of Monera, Protista and Fungi into major groups; Lichens, Viruses and Viroids. 

Chapter 3  – Plant Kingdom Salient features and classification of plants into major groups – Algae, Bryophyta, Pteridophyta, Gymnosperms and Angiosperms (salient and distinguishing features and a few examples of each category). – Angiosperms – classification up to class, characteristic features and examples. – Plant life cycles and alternation of generations. 

Chapter 4  – Animal Kingdom Basis of Classification. – Salient features and classification of animals, nonchordates up to phyla level and chordates up to class level (salient features and distinguishing features of a few examples of each category). (No live animals or specimens should be displayed in school.) 

Unit II: Structural Organisation in Plants and Animals  Chapter 5  – Morphology of Flowering Plants Morphology and modifications. – Morphology of different parts of flowering plants. root, stem, leaf, inflorescence, flower, fruit and seed. – Description of families. – Fabaceae, Solanaceae and Liliaceae (to be dealt with along with the relevant experiments of the Practical Syllabus). 
Chapter 6  – Anatomy of Flowering Plants Anatomy and functions of different tissues – Tissue systems in dicots and monocots. – Secondary growth. 

Chapter 7  – Structural Organisation in Animals Animal tissues. – Morphology, Anatomy and functions of different systems (digestive, circulatory, respiratory, nervous and reproductive) of an insectcockroach (a brief account only). 

Unit III: Cell – Structure and Functions  Chapter 8  – CellThe Unit of Life Cell theory and cell as the basic unit of life, structure of prokaryotic and eukaryotic cells. – Plant cell and animal cell. – Cell envelope, cell membrane, cell wall; cell organelles – structure and function. – Endomembrane system endoplasmic reticulum, ribosomes, golgi bodies, lysosomes, vacuoles, mitochondria, plastids, microbodies. – Cytoskeleton, cilia, flagella, centrioles (ultrastructure and function), nucleus. 
Chapter 9  – Biomolecules Chemical constituents of living cells. – Biomolecules, structure and function of proteins. – Carbohydrates, lipids, nucleic acids. concept of metabolism. – Enzymes – properties, enzyme action, factors, classification, cofactors. 

Chapter 10  – Cell Cycle and Cell Division Cell cycle, – Mitosis, meiosis and their significance. 

Unit IV: Plant Physiology  Chapter 11  – Transport in Plants Movement of water, gases and nutrients; – Cell to cell transport – diffusion, facilitated diffusion, active transport; – Plantwater relations, imbibition, water potential, osmosis, plasmolysis; – Long distance transport of water – Absorption, apoplast, symplast, transpiration pull, root pressure and guttation; – Transpiration, opening and closing of stomata; – Uptake and translocation of mineral nutrients – Transport of food, phloem transport, mass flow hypothesis. 
Chapter 12  – Mineral nutrition elementary idea of hydroponics as a method to study mineral nutrition. – Essential minerals, macro and micronutrients and their role. – Deficiency symptoms, mineral toxicity. – Nitrogen metabolism, nitrogen cycle, biological nitrogen fixation. 

Chapter 13  – Photosynthesis in Higher Plants Photosynthesis as a means of autotrophic nutrition Early experiments, site of photosynthesis, – Pigments involved in photosynthesis (elementary idea), photochemical and biosynthetic phases of photosynthesis; – Cyclic and noncyclic photophosphorylation – Chemiosmotic hypothesis, photorespiration, C3 and C4 pathways. – Factors affecting photosynthesis. 

Chapter 14  – Cellular Respiration Exchange of gases. – Do plants breathe, cellular respiration – glycolysis, fermentation (anaerobic), TCA cycle and electron transport system (aerobic). – Energy relations – number of ATP molecules generated, amphibolic pathways; respiratory quotient. 

Chapter 15  – Plant – Growth and Development Seed germination, characteristics, measurements and phases of plant growth, growth rate. – Conditions for growth; differentiation, dedifferentiation and redifferentiation; – Sequence of developmental processes in a plant cell. – Growth regulators – auxin, gibberellin, cytokinin, ethylene, ABA; seed dormancy; vernalisation, photoperiodism. 

Unit V: Human Physiology  Chapter 16  – Digestion and Absorption Alimentary canal and digestive glands, role of digestive enzymes and gastrointestinal hormones; – Peristalsis, digestion, absorption and assimilation of proteins, carbohydrates and fats; egestion; – Nutritional and digestive disorders – indigestion, constipation, vomiting, jaundice, diarrhoea. 
Chapter 17  – Breathing and Exchange of Gases Introduction to respiratory organs in animals; Respiratory system in humans. – Mechanism of breathing and its regulation in humans – exchange of gases, transport of gases and regulation of respiration, respiratory volumes. – Disorders related to respiration – asthma, emphysema, occupational respiratory disorders. 

Chapter 18  – Body Fluids and Circulation Composition of blood, blood groups, coagulation of blood; composition of lymph and its function; – Circulatory pathways; human circulatory system – Structure of human heart and blood vessels; cardiac cycle, cardiac output, ECG; double circulation; – Regulation of cardiac activity; disorders of circulatory system – hypertension, coronary artery disease, angina pectoris, heart failure. 

Chapter 19  – Excretory Products and their Elimination Modes of excretion – ammonotelism, ureotelism, uricotelism; human excretory system – structure and function. – Urine formation, osmoregulation; regulation of kidney function – renin – angiotensin, atrial natriuretic factor, ADH, diabetes insipidus, micturition. – Role of other organs in excretion, disorders – uremia, renal failure, renal calculi, nephritis. – Dialysis and artificial kidney, kidney transplant. 

Chapter 20  – Locomotion and Movement Types of movement – amoeboid, ciliary, flagellar, muscular; types of muscles; – Skeletal muscle, contractile proteins and muscle contraction; – Skeletal system and its functions; – Joints,disorders of muscular and skeletal systems – myasthenia gravis, tetany, muscular dystrophy, arthritis, osteoporosis, gout. 

Chapter 21  – Neural Control and Coordination Neuron and nerves – Nervous system in humans – central nervous system and peripheral nervous system; generation, conduction and transmission of nerve impulse. – Reflex action, sensory perception, sense organs. – Elementary structure and functions of eye and ear. 

Chapter 22  – Chemical Coordination and Integration Endocrine glands and hormones. – Human endocrine system – hypothalamus, pituitary, pineal, thyroid, parathyroid, thymus, adrenal, pancreas, gonads. – Hormones of heart, kidney and gastrointestinal tract; mechanism of hormone action (elementary idea). – Role of hormones as messengers and regulators, hypo – and hyperactivity and related disorders – Dwarfism, acromegaly, cretinism, goitre, exophthalmic goitre, diabetes, Addison’s disease. Note: Diseases related to all the human physiological systems to be taught in brief. 
Time: 03 Hours Max. Marks: 80
Section  Marks 

Reading Comprehension  26 
Creative Writing Skills and Grammar  24 
Literature Textbooks and Supplementary Reading Text  30 
Total  80 
Assessment of Listening and Speaking Skills  20 
Grand Total  100 
Time: 03 Hours Max. Marks: 70
Unit Number  Title  Marks 

Unit I  Physical World and Measurement  23 marks 
Unit II  Kinematics  
Unit III  Laws of Motion  
Unit IV  Work, Energy and Power 
17 marks 
Unit V  Motion of System of Particles and Rigid Body  
Unit VI  Gravitation  
Unit VII  Properties of Bulk Matter  
Unit VIII  Thermodynamics  20 marks 
Unit IX  Behaviour of Perfect Gases and Kinetic Theory of Gases  
Unit X  Oscillations and Waves  10 marks 
Total  70 marks 
Time: 03 Hours Max. Marks: 70
Unit Number  Title  Marks 

Unit I  Some Basic Concepts of Chemistry  11 marks 
Unit II  Structure of Atom  
Unit III  Classification of Elements and Periodicity in Properties  04 Marks 
Unit IV  Chemical Bonding and Molecular Structure 
21 marks 
Unit V  States of Matter: Gases and Liquids  
Unit VI  Chemical Thermodynamics  
Unit VII  Equilibrium  
Unit VIII  Redox Reactions 
16 marks 
Unit IX  Hydrogen  
Unit X  s Block Elements  
Unit XI  Some p Block Elements  
Unit XII  Organic Chemistry: Some Basic Principles and Techniques 
18 marks 
Unit XIII  Hydrocarbons  
Unit XIV  Environmental Chemistry  
Total  70 marks 
Time: 03 Hours Max. Marks: 80
Unit Number  Title  Marks 

Unit I  Sets and Functions  23 marks 
Unit II  Algebra  30 marks 
Unit III  Coordinate Geometry  10 marks 
Unit IV  Calculus  05 marks 
Unit V  Mathematical Reasoning  02 marks 
Unit VI  Statistics and Probability  10 marks 
Total  80 marks  
Internal Assessment  20 marks 
Time: 03 Hours Max. Marks: 70
Unit Number  Title  Marks 

Unit I  Diversity of Living Organisms  12 marks 
Unit II  Structural Organisation in Plants and Animals  12 marks 
Unit III  Cell: Structure and Functions  12 marks 
Unit IV  Plant Physiology  17 marks 
Unit V  Human Physiology  17 marks 
Total  70 marks 
A. Basic Laboratory Techniques
B. Characterisation and Purification of Chemical Substances
C. Experiments based on pH
D. Chemical Equilibrium One of the following experiments:
E. Quantitative Estimation
F. Qualitative Analysis
Scientific investigations involving laboratory testing and collecting information from other sources.
A: List of Experiments
B. Careful observation of the following (spotting):
In all subjects, we must thoroughly study each and every chapter. However, with previous year’s question papers in mind, we can go over the PCM chapters below.
Physics:
Chemistry:
Mathematics:
Q: When will the Delhi Board Class 11 results 2024 be declared?
Ans: The Delhi Board of Higher Secondary Education will be declared the result for Delhi Board Class 11 on March 2024. Students can check their results from the Delhi Board’s official website.
Q: Is the Delhi Board of Senior Secondary Education recognised?
Ans: For the purpose of employment, it is automatically recognised. Your class 12 board certificate from the Delhi Board of Senior Secondary Education is valid for government jobs.
Q: What is the promotion policy for Class 11?
Ans: Students in class 11 will be advanced to the next grade based on all previous schoolbased assessments, such as project work, periodic examinations, and term exams. Suppose a student fails to pass these internal procedures (in any subject). In that case, the college may use this time to provide remedial measures and offer the chance to take college examinations, either online or offline. Such exams may be used to determine whether or not such youngsters should be promoted.
Q: Is Delhi Board Class 11 important?
Ans: Class 11 is important for students since it is here that they lay the foundation for all of the major topics they will cover in their 12th examinations. It is essential that students are aware of class 11 important questions while writing their exams so that they may better prepare for their final exams.
Q: What are Delhi Board students’ eligibility criteria for appearing for the Class 11 examinations?
Ans: Students who have been admitted into Class 11 after passing the Class 10 exam are eligible to take the Class 11 examination. Furthermore, they are also expected to maintain the required level of attendance in class.
Here is a short list of schools in Delhi.
S. No.  School Name 

1  Raj Lata Public School, Najafgarh 
2  Raj Lata Public School, Palam Village 
3  Sahoday School, Hauz Khas 
4  Rattan Chand Arya Public School, Sarojini Nagar 
5  Laurel High, Shakur Basti R.S. 
Students can check the complete list of schools in Delhi here.
After class 11th, students reach class 12th, which is a turning point in their life. They should focus on their objectives and achieve good grades. So, if a student wishes to become a doctor or an engineer, we will provide coaching for the competitive exams that they will face after class 12.
The following are a few of the competitive exams that students must take after finishing class 12th:
Stream Specific Entrance Examination  Name of the Entrance Examination 

Engineering Entrance Exam  KCET, JEE Main, JEE Advanced, COMEDK 
Medical Entrance Exam  NEET UG, NEET PG, AIIMS MBBS 
Fellowship and Admission to IISc  Kishore Vaigyanik Protsahan Yojana (KVPY) 
Integrated M.Sc.  National Entrance Screening Test (NEST) 
Improving one’s ability to lead one’s life is possible. One can achieve this in an automated or technical environment if they have the knowledge listed below. Engineers, developers, and other IoT experts are in high demand as a result. These individuals will require a different range of skills in order to build and maintain IoT infrastructure at scale at all levels of the technological stack.
As stated previously, class 11 and 12 are the most important years of one’s life and also a lifechanging moment. So, while studying the subjects, you should gain the abilities listed below to improve your CV or resume, which you will submit to your desired company in the future.
The top five career options after class 12th are listed below. Many students make mistakes while deciding on a career choice because of peer influence or family pressure. Every field now offers a lot of options; choose based on your interests.
Science: It is one of the most popular streams among students since it opens up a world of opportunities.
Commerce: This is the second most popular career option. If numbers, finance, and economics fascinate you, commerce is the field for you.
Some of the career options for commerce students:
Arts/ Humanities: Those who are interested in academic research are attracted to the arts/ humanities.
Few career options for Art/ Humanities students: