# CBSE Reduces Syllabus For Class 10th And 12th By 30% Due To COVID-19; Check Details Here

‘Change is inevitable’ elucidated by COVID-19. This pandemic affected many sectors worldwide same as the educational sector in India as well as the world are affected badly. Students have been attending their classes online around 32 crore students undergone this situation because all educational activities were halted in India. The Central Board of Secondary Education (CBSS) has come up with new rules and reduced syllabus for the upcoming candidates appearing for the board exam. Looking forward to the English syllabus for class 10 and 12, CBSE reduces 30% due to COVID-19, As per the CBSE statement: Reduction will be in terms of retaining the core concepts, however, the reduced syllabus will not be a part of the internal assessment.

## Class 10th Deleted Syllabus

### Revised curriculum for Class 10 English

To lower the burden on students as the schools were closed, CBSE has reduced almost 30% for class 10 in English. Here are the topics removed;

#### Grammar section

Their comes an integrated test practice from that use of passive voice question is deleted, clauses have been removed from the same section where comes noun, adverb clauses of condition and time, relative. Thirdly Preposition has been removed.

#### Literature Section

In the literature part, from these two books chapters are reduced:

FIRST FLIGHT
1. How to Tell Wild Animals
2. Trees
3. Fog
4. Mijbil the Otter
5. For Anne Gregory

FOOTPRINTS WITHOUT FEET
1. The Midnight Visitor
2. A Question of Trust
3. The Book that Saved the Earth.

### Revise curriculum for Class 10 Maths

 Chapters Topics Unit-1 Number System Real Number Euclid’s division lemma Unit-2 Algebra Polynomial Statement and simple problems on division algorithm for polynomials with real coefficients. Pair of Linear Equations in two variables Cross Multiplication Method Quadratic Equations Situational problems based on equations reducible to quadratic equations Arithmetic Progression Application in solving daily life problems based on the sum to n terms Unit-3 Coordinate Geometry Coordinate Geometry Area of Triangle Unit-4 Geometry Triangles Proof of the following theorems are deleted The ratio of the areas of two similar triangles is equal to the ratio of the squares of their corresponding sides. In a triangle, if the square on one side is equal to the sum of the squares on the other two sides, the angle opposite to the first side is a right angle Constructions Construction of a triangle similar to a given triangle. Unit- 5 Trigonometry Introduction to Trigonometry Motivate the ratios whichever are defined at 0o and 90o Trigonometric Identities Trigonometric ratios of complementary angles Unit -6 Mensuration Areas Related to Circles Problems on the central angle of 120° Surface Areas & Volumes Frustum of a cone Unit- 7 Statistics & Probability Statistics Step deviation Method for finding the mean Cumulative Frequency graph

### Revised curriculum for Class 10 Science

 Unit I: Chemical Substances – Nature and Behaviour Chapter Topics Metals and Non-metals Basic metallurgical processes; Corrosion and its prevention. Carbon Compounds Nomenclature of carbon compounds containing functional groups (halogens, alcohol, ketones, aldehydes, alkanes and alkynes), the difference between saturated hydrocarbons and unsaturated hydrocarbons. Chemical properties of carbon compounds (combustion, oxidation, addition and substitution reaction). Ethanol and Ethanoic acid (only properties and uses), soaps and detergents. Unit II: World of Living Control and co-ordination in animals and plants (Whole Chapter Removed) Tropic movements in plants; Introduction of plant hormones; Control and co-ordination in animals: Nervous system; Voluntary, involuntary and reflex action; Chemical co-ordination: animal hormones Heredity and Evolution Basic concepts of evolution Unit III: Natural Phenomena The Human Eye and the Colourful World The functioning of a lens in the human eye, defects of vision and their corrections, applications of spherical mirrors and lenses Unit IV: Effects of Current Magnetic Effects of Current : Electric Generator, Direct current. Alternating current: frequency of AC, Advantage of AC over DC. Domestic electric circuits Unit V: Natural Resources Sources of Energy (Whole Chapter Deleted) Different forms of energy, conventional and non-conventional sources of energy: Fossil fuels, solar energy; biogas; wind, water and tidal energy; Nuclear energy. Renewable versus non-renewable sources of Energy. Management of Natural Resources (This chapter is to be prepared only for Internal Assessment. It will not be assessed in the Annual Board Examination) Conservation and judicious use of natural resources. Forest and wildlife; Coal and Petroleum conservation. Examples of people’s participation in the conservation of natural resources. Big dams: advantages and limitations; alternatives, if any. Water harvesting. Sustainability of natural resources.

### Revised curriculum for Class 10 Social Science

 Unit-1: India and the contemporary world- II (History) Chapter No. and Chapter Name (NCERT Textbook) Recommended Portion for deletion Chapter 2: Livelihoods, Economies and Societies NOTE- Anyone out of these two chapters (CH-3/CH4) Chapter 3: The Making of a Global World Chapter 4: The Age of Industrialisation The chosen Chapter to be assessed in the Periodic Tests and not in Board Examination. Section 3: Everyday Life, Culture and Politics Chapter 5: Print Culture and the Modern World Complete Chapter Unit 2: Contemporary India-II (Geography) Chapter No. and Chapter Name (NCERT Textbook) Recommended Portion for deletion Chapter 2: Forest and Wildlife Complete Chapter Chapter 3: Water Resources Complete Chapter except for Map Items which will be assessed in the Examination Chapter 5: Mineral and Energy Resources Complete Chapter except for Map Items which will be assessed in the Examination Unit- 3: Democratic Politics–II (Political Science) Chapter 3: Democracy and Diversity Complete Chapter Chapter 4: Gender, Religion and Caste Complete Chapter Chapter 5: Popular Struggles and Movements Complete Chapter Chapter 8: Challenges to Democracy Complete Chapter

### Revised curriculum for Class 10 Computer Application

Unit 4: Scratch or Python (Theory and Practical)

Alternative 1: Scratch

• Revision of the basics of Scratch
• Sprite, tempo, variables, and events
• Coordinates and conditionals
• Drawing with iteration
• Create games, animated images, stories and songs

OR

Alternative 2: Python

• Revision of Python basics
• Conditionals: if, if-else statements
• Loops: for, while (e.g., the sum of first 10 natural numbers)
• Practice simple programs

### Revised curriculum for Class 10 Home Science

 Unit Topic Deleted Unit I: Human growth &development II Problems of adolescents Unit II: Management of Resources: Time, Energy and Money Family Income Unit V: Food Safety and Consumer Education Consumer Education Unit VI: Care and Maintenance of Fabrics and Apparel Readymade Garments

## Class 12th Deleted Syllabus

### Revised curriculum for Class 12 English

#### English Core

From the reading section, Note making and Summarizing topic are reduced.

#### Literature Section

In the literature part, from there two books chapters are reduced:

• FLAMINGO
1. Poets and Pancakes 1. A Roadside Stand
2. The interview
3. Going Places

• VISTAS
1. The Tiger King
2. Journey to the end of the Earth
3. Memories of childhood

#### Writing Section

The following topics are deleted:
• Poster making
• Business or official letter for making enquiries, registering complaints, asking for and giving in orders and sending replies.
• Speech, Debate

### Revised Curriculum of Class 12 Maths

 Chapters Topics Unit-1 Relations And Functions Relation & Functions Composite functions, the inverse of a function Inverse Trigonometry Functions Graphs of inverse trigonometric  functions Elementary properties of inverse trigonometric functions Unit-2 Algebra Matrices Existence of non-zero matrices whose product is the zero matrices. Concept of elementary row and column operations. Proof of the uniqueness of inverse, if it exists. Determinants Properties of Determinants Consistency, inconsistency and number of  solutions of a system of linear equations by examples Unit-3 Calculus Continuity And Differentiability Rolle’s and Lagrange’s Mean Value Theorems (without proof) and their geometric interpretation. Applications of Derivatives Rate of change of bodies, use of derivatives in approximation Integrals Definite integrals as a limit of a sum Applications of Integrals The area between any of the two above-said curves Differential Equations Formation of differential equation whose general solution is given. Solutions of the linear differential equation of the type: dx/dy + px = q, where p and q are a function of y or constant. Unit-4 Vectors and Three- Dimensional Geometry Vectors Scalar triple product of vectors. Three-dimensional Geometry The angle between (i) two lines, (ii) two planes, (iii) a line and a plane. Unit- 5 Linear Programming Introduction to Trigonometry The mathematical formulation of L.P. problems (unbounded) Unit -6 Probability Probability Mean and variance of a random variable. Binomial probability distribution.

### Revised Curriculum of Class 12 Physics

 Chapters Topics Deleted Chapter-1  Electric charges and fields Uniformly charged thin spherical shell (field inside and outside). Chapter-3 Current  Electricity Carbon resistors,  colour  code   for  carbon resistors Series  and  parallel  combinations  of resistors Chapter-4 Moving Charges and Magnetism Cyclotron Chapter- 5 Magnetism and Matter Magnetic field intensity due to a magnetic dipole (bar magnet) along its axis and perpendicular to its axis Torque  on a magnetic dipole (bar magnet) in a uniform magnetic field Para-, dia- and ferromagnetic substances, with examples Electromagnets and factors affecting their strengths, Permanent magnets Chapter-7 Alternating Current Power  factor Wattless current Chapter-8 Electromagnetic Waves Basic idea of displacement current Chapter-9 Ray Optics and Optical Instruments Reflection of light, Spherical mirrors,(recapitulation) Mirror formula Scattering of light – the blue colour of the sky and the reddish appearance of the sun at sunrise and sunset. Resolving power of microscope and astronomical telescope, Polarisation Plane polarised light Brewster’s law, Uses of plane polarised light and Polaroids Chapter-11 Dual Nature  of radiation and matter Davisson-Germer experiment Chapter-13 Nuclei Radioactivity, alpha, beta  and gamma particles/rays and their properties Radioactive decay law, half-life and mean life Binding energy per nucleon and its variation with mass number Chapter-14 Semiconductor Electronics: Materials, Devices and Simple Circuits Zener  diode and their characteristics, Zener diode as a voltage regulator Practicals: No investigatory project and Activity to be demonstrated 8 experiments ( clubbed based on skills ) in place of 12.

### Revised Curriculum For Class 12 Chemistry

 Chapters Topics Deleted Chapter-1 Solid State Electrical and magnetic properties. Band theory of metals, conductors,  semiconductors  and   insulators and n and p-type semiconductors Chapter-2 Solutions Abnormal molecular mass, Van’t Hoff factor Chapter-3 Electrochemistry Lead accumulator, fuel cells, corrosion, law of electrolysis (elementary idea), dry cell- electrolytic cells and Galvanic Cells Chapter- 4 Chemical Kinetics Concept of collision theory (elementary idea, no mathematical treatment), activation energy, Arrhenius equation Chapter-5 Surface Chemistry Emulsion – types of emulsions, catalysis: homogeneous and heterogeneous, activity and selectivity of solid catalysts; enzyme catalysis Chapter-6 General Principles and Processes of Isolation of Elements Entire unit Chapter-7 p-Block Elements Preparation and properties of Phosphine, Sulphuric Acid: industrial process of manufacture, Oxides of Nitrogen (Structure only); Phosphorus – allotropic forms, compounds of Phosphorus: Preparation and properties of Halides and Oxo acids (elementary idea only). Chapter-8 d and f Block Elements The chemical reactivity of lanthanides, Actinides -Electronic configuration, oxidation states and comparison with lanthanide. Preparation and properties of KMnO4  and K2Cr2O7 Chapter-9 Coordination Compounds Structure and stereoisomerism, the importance of coordination compounds (in qualitative analysis, extraction of metals and biological system) Chapter-10 Haloalkanes and Haloarenes Uses and environmental effects of -dichloromethane, trichloromethane, tetrachloromethane, iodoform, freons, DDT. Chapter- 11 Alcohols, Phenols and Ethers Uses with special reference to methanol and ethanol. Chapter-13 Amines Diazonium salts: Preparation, chemical reactions and importance in synthetic organic chemistry. Chapter-14 Biomolecules Oligosaccharides  (sucrose, lactose, maltose), polysaccharides (starch, cellulose, glycogen), the importance of carbohydrates. Vitamins– classification and functions. Enzymes. Hormones – Elementary idea excluding structure. Chapter-15 Polymers Entire chapter Chapter-16 Chemistry in Everyday life Entire chapter
##### Chemistry Practical

Following portions should be considered deleted.

A. Surface Chemistry

a. Preparation of one lyophilic and one lyophobic sol Lyophilic sol – starch, egg albumin and gum Lyophobic sol – aluminium hydroxide, ferric hydroxide, arsenous sulphide.

b. Dialysis of sol-prepared in (a)above.

c. Study of the role of emulsifying agents in stabilizing the emulsion of different oils.

B. Chemical Kinetics

a. Effect of concentration and temperature on the rate of reaction between Sodium Thiosulphate and Hydrochloric acid.

b. Study of reaction rates of any one of the following:

i) Reaction of  Iodide ion with  Hydrogen   Peroxide at room temperature using different concentrations of Iodide Ions.

ii) Reaction between  Potassium  Iodate,  (KIO3)  and Sodium  Sulphite:  (Na2SO3)using starch solution as an indicator (clock reaction).

C. Thermochemistry (Any one of the following experiments)

i) Enthalpy of dissolution of Copper Sulphate or Potassium Nitrate.

ii) Enthalpy of neutralization of strong acid (HCI) and strong base(NaOH).

iii) Determination of enthalpy change during interaction  (Hydrogen bond formation)  between Acetone and Chloroform.

D. Electrochemistry

Variation of cell potential in   Zn/Zn2+|| Cu2+/Cu   with a change in concentration of electrolytes (CuSO4 or ZnSO4) at room temperature.

G. Preparation of Organic Compounds

Preparation of any one of the following compounds

i) Acetanilide

ii) Di-benzal Acetone

iii) p-Nitroacetanilide

Aniline yellow or 2 – Naphthol Aniline Dye

### Revised curriculum of Class 12 Biology

 Chapters Topics Unit-6 Reproduction Chapter-1: Reproduction in Organism Reproduction,  a  characteristic feature of all organisms for continuation of species; Modes of reproduction – asexual and sexual reproduction; asexual reproduction – binary fission, sporulation, budding, gemmule formation, fragmentation; vegetative propagation in plants. Unit-7 Genetics and Evolution Chapter-7 Evolution Origin of life;  biological evolution and evidence for biological evolution (palaeontology, comparative anatomy, embryology and molecular evidence); Darwin’s contribution, the modern synthetic theory of evolution;  mechanism of evolution  – variation  (mutation and recombination)  and natural selection with examples, types of natural selection; Gene flow and genetic drift; Hardy – Weinberg’s principle; adaptive radiation; human evolution. Unit-8 Biology and Human Welfare Chapter-9 Strategies for Enhancement in Food Production Animal husbandry, Plant breeding, tissue culture, single-cell protein. Unit-10 Ecology and Environment Chapter-14 Ecosystem Ecosystems:  Patterns,  components;  productivity and decomposition;  energy flow; pyramids of number, biomass, energy; nutrient cycles (carbon and phosphorous); ecological succession; ecological services – carbon fixation, pollination, seed dispersal, oxygen release (in brief). Chapter-16 Environmental Issues Air pollution and its control; water pollution and its control; agrochemicals and their effects; solid waste management; radioactive waste management; greenhouse effect and climate change impact and mitigation;  ozone layer depletion; deforestation;  exemplifying case study as a success story addressing the environmental issue(s).

A. List of Experiments

1.   Study the presence of suspended particulate matter in the air at two widely different sites.

2.   Study the plant population density by the quadrat method.

3.   Study the plant population frequency by the quadrat method.

B. Study/Observer of the following (spotting)

1.   Pollen germination on stigma through a  permanent slide or scanning electron micrograph.

2.   Mendelian inheritance using seeds of different colour/sizes of any plant.

3.   Controlled pollination – emasculation, tagging and bagging.

### Revised Curriculum of Class 12 Business Studies

#### Part-A Principles and Functions of Management

 Unit Topic deleted Unit 3: Business Environment Demonetization – concept Impact of  Government policy  changes on  business with special reference to liberalization, privatization and globalization in India Unit 4: Planning Single-use and standing plans. Objectives, Strategy, Policy, Procedure, method Rule, budget and Programme Unit 5: Organising Topics Deleted Formal and informal organisation- concept Unit 6: Staffing Staffing  as  a  part  of the Human  Resource  Management concept Unit 7: Directing barriers to effective communication, how to overcome the barriers Unit 8: Controlling Relationship between planning and controlling

#### Part B: Business Finance and Marketing

 Unit Topic deleted Unit 11: Marketing Physical Distribution – components and channels of distribution Unit 12: Consumer Protection Consumer Protection: the importance Consumer awareness – Role of consumer organizations and  Non-Governmental Organizations (NGOs)

### Revised Curriculum of Class 12 Economics

#### Part-A Introductory Macroeconomics

 Unit Topics Deleted Unit 2: Money and Banking Control of Credit through Bank Rate, CRR, SLR, Repo Rate and Reverse Repo Rate, Open Market    Operations, Margin requirement. Unit 5: Balance of Payments Balance of payments deficit-meaning. Determination of exchange rate in a free market.

#### Part B: Indian Economic Development

 Unit Topics Deleted Unit 7: Current challenges facing the Indian Economy Growth of Education Sector in India alternative farming – organic farming Infrastructure: Energy

### Revised Curriculum of Class 12 Physical Education

 Chapters Topics Deleted Unit I Planning in Sports Intramural & Extramural – Meaning, Objectives & Its Significance Specific Sports Programme (Sports Day, Health Run, Run For Fun, Run For Specific Cause & Run For Unity) Unit III Yoga & Lifestyle Back Pain: Tadasana, Ardh Matsyendrasana, Vakrasana, Shalabhasana, Bhujangasana Unit IV Physical Education & Sports for CWSN (Children With Special Needs – Divyang) Advantage of Physical Activities for children with special needs Unit V Children & Women in Sports Special consideration (Menarch & Menstural Disfunction) Female Athletes Triad (Oestoperosis, Amenoria, Eating Disorders) Unit VI Test & Measurement in Sports General Motor Fitness–Barrow three-item general motor ability(Standing Broad Jump, Zig Zag Run, Medicine Ball Put – For Boys: 03 Kg & For Girls: 01Kg) Unit VII Physiology & Injuries in Sports Physiological changes due to ageing Unit VIII Biomechanics & Sports Friction & SPorts Unit IX Psychology & Sports Exercise Adherence; Reasons to Exercise, Benefits of Exercise Strategies for Enhancing Adherence to Exercise Unit X Training in Sports Circuit Training – Introduction & its importance Practical Procedure for administering the Senior Citizen Fitness Test for 5 elderly family members.

### Revised Curriculum of Class 12 Computer Science

 Units Topics Deleted Unit I: Computational Thinking and Programming – 2 Recursion:  simple  algorithms  with  recursion:  print  a  message forever, the sum of  first  n natural numbers, factorial, Fibonacci numbers, recursion on arrays: binary search Idea of efficiency: performance measurement in terms of the number of operations. Data-structures: Lists as covered in  Class  XI, Stacks – Push, Pop using a  list,  Queues – Insert, Delete using a  list. (One of the data structures: Stack or Queue. Unit II: Computer Networks Web  Scripting Client-side (VB Script, JavaScript, PHP)  and  Server-side (ASP,  JSP, PHP), Web 2.0 (for social networking) E-commerce payment transactions using online banking,  mobile banking,  payment apps and services. Unit III: Database Management CREATE TABLE, DROP TABLE, ALTER TABLE, UPDATE ….SET, INSERT, DELETE 1. Suggested Practical List: Python  Programming ● Recursively find the factorial of a natural number ● Write a recursive code to find the sum of all elements of a list. ● Write a recursive code to compute the 9th Fibonacci number

### Revised Curriculum of Class 12 History

 S. N Topics Theme Deleted Portion 1 Through the Eyes of Travellers Theme-5 Part-II Complete Chapter 2 Peasants, Zamindars And the State Theme-8 Part-II Complete Chapter 3 Colonialism and The Countryside Theme 10 Part-III A Revolt in The Countryside -The Bombay Deccan (Unit-3), The Deccan Riots Commission (Unit-4)   From Page No-275-285 – Deleted 4 Colonial   Cities Theme-12 Part-III Complete Chapter 5 Understanding Partition Theme-14 Part-III Complete Chapter No Change in Map Work

### Revised Curriculum of Class 12 Political Science

 Book I: Contemporary World Politics UNIT TOPICS Unit-6 Security in the Contemporary World (Completely Deleted) Unit-7 Environment and Natural Resources (Completely Deleted) Book II: Politics in India since Independence Unit-10 Planned Development These topics are deleted from this unit: Changing nature of India’s economic development Planning Commission and Five-year Plans Unit-11 India’s Foreign Policy These topics are deleted from this unit: India’s Relations with its Neighbors: Pakistan, Bangladesh, Nepal, Sri Lanka and Myanmar. Unit-14 Social and New Social Movements in India (Completely Deleted) Unit-15 Regional Aspirations (Completely Deleted)

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