Deleted Syllabus of Class 10 For All Subjects 2020-21

Deleted CBSE Class 10 Syllabus

Deleted CBSE Class 10 Syllabus For All Subjects: 10th Board Exam plays a great role in shaping a student’s life. You should plan and prepare in the correct way to ace the Class 10 Board Exams, to score the best from the rest.

As you are planning to prepare properly for CBSE Class 10, but before that, you should know the latest 10th Class Syllabus for all subjects.

Here, we are providing you with the complete Deleted Syllabus for Class 10 CBSE. This will give you an idea about the topics which you need to exclude from your preparation routine.

Deleted CBSE Class 10 Syllabus For All Subjects 2021 | Deleted Syllabus of Class 10 CBSE 2020-21 PDF Download

The Class 10 CBSE Syllabus is designed by the board officials of the Central Board of Secondary Education. Considering the loss of classroom teaching time due to the Covid-19 pandemic and lockdown, CBSE reduced the syllabus of Class 9 -12 with the help of suggestions from NCERT.

By comparing the deleted 10th Syllabus, you will understand the topics which are to be excluded while studying. You can check the deleted CBSE 10th Syllabus for all subjects from below.

Deleted CBSE Class 10 Syllabus Science 

Here you can check and download the deleted portion of the 10th Science Syllabus.

Deleted 10th Science (Theory)

Under Unit I: Chemical Substances – Nature and Behavior

  • Metals and Non-metals: Basic Metallurgical processes; Corrosion and its prevention
  • Carbon and its 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.

Under Unit II: World of Living

  • Control and co-ordination in animals and plants: 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: The Basic concepts of evolution.

Under Unit III: Natural Phenomena

  • The Human Eye and the Colorful World: Functioning of a lens in the human eye, defects of vision and their corrections, applications of spherical mirrors and lenses.

Under Unit IV: Effects of Current

  • Magnetic Effects of Electric Current: Electric Generator, Direct current. Alternating current: frequency of AC. Advantage of AC over DC. Domestic electric circuits.

Under Unit V: Natural Resources

  • Sources of energy: 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.

Updated: Deleted 10th Science Practicals

1. Finding the pH of the following samples by using pH paper/universal indicator:

  • Dilute Hydrochloric Acid
  • Dilute NaOH solution
  • Dilute Ethanoic Acid solution
  • Lemon juice
  • Water
  • Dilute Hydrogen Carbonate solution

2. Determination of the equivalent resistance of two resistors when connected in series and parallel.

3. Preparing a temporary mount of a leaf peel to show stomata.

4. Study of the following properties of acetic acid (ethanoic acid):

  • Odor
  • Solubility in water
  • Effect on litmus
  • Reaction with Sodium Hydrogen Carbonate

5. Study of the comparative cleaning capacity of a sample of soap in soft and hard water.

6. Finding the image distance for varying object distances in case of a convex lens and drawing corresponding ray diagrams to show the nature of the image formed.

7. Identification of the different parts of an embryo and a dicot seed (Pea, gram, or red kidney bean).

Download Deleted Syllabus of CBSE Class 10 PDF for Science

Deleted CBSE Class 10 Syllabus Maths

Here you can check and download the deleted portion of the 10th Maths Syllabus.

Chapter

Topics removed

UNIT I-NUMBER SYSTEMS

REAL NUMBERS

Euclid’s division lemma

UNIT II-ALGEBRA

POLYNOMIALS

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 equation

 

ARITHMETIC PROGRESSIONS

Application in solving daily life problems based on sum to n terms

 

UNIT III-COORDINATE GEOMETRY

COORDINATE GEOMETRY

Area of a triangle.

UNIT IV-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.

CIRCLES

No deletion

CONSTRUCTIONS

Construction of a triangle similar to a given triangle.

UNIT V- TRIGONOMETRY

INTRODUCTION TO TRIGONOMETRY

motivate the ratios whichever are defined at 0o and 90o

TRIGONOMETRIC IDENTITIES

Trigonometric ratios of complementary angles

HEIGHTS AND DISTANCES

No deletion

UNIT VI-MENSURATION

AREAS RELATED TO CIRCLES

Problems on the central angle of 120°

SURFACE AREAS AND VOLUMES

Frustum of a cone.

UNIT VI-STATISTICS & PROBABILITY

STATISTICS

Step deviation Method for finding the mean

Cumulative Frequency graph

PROBABILITY

No deletion

Download CBSE Deleted Syllabus Class 10 for Maths

Deleted CBSE Class 10 Syllabus Social Science | Deleted Portion of Class 10 CBSE

Here you can check the deleted 30% Syllabus by CBSE Board.

S. No. Chapter No. and Chapter Name (NCERT Textbook) Recommended Portion for deletion
UNIT 1: INDIA AND THE CONTEMPORARY WORLD –II (HISTORY)
1. Section 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.
2. Section 3: Everyday Life, Culture and Politics

Chapter 5: Print Culture and the Modern World

Complete Chapter
UNIT 2: CONTEMPORARY INDIA – II (GEOGRAPHY)
3 Chapter 2: Forest and Wildlife Complete Chapter
4 Chapter 3: Water Resources Complete Chapter except for Map Items which will be assessed in the Examination
5 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)
6 Chapter 3: Democracy and Diversity Complete Chapter
7 Chapter 4: Gender, Religion and Caste Complete Chapter
8 Chapter 5: Popular Struggles and Movements Complete Chapter
9 Chapter 8: Challenges to Democracy Complete Chapter

Download CBSE Deleted Syllabus Class 10 for SST

Must-Read: Deleted CBSE Class 10 Syllabus English | 10th Class Deleted Syllabus PDF

Here you can check and download the deleted CBSE 10th English Syllabus.

Deleted CBSE 10th Class English Grammar Syllabus

  • Use of Passive Voice
  • Clauses: Noun, Adverb Clauses of condition and time, Relative Prepositions

Deleted CBSE 10th Class English First Flight Syllabus

First Flight Literature

  • How to Tell Wild Animals
  • Trees
  • Fog
  • Mijbil the Otter
  • For Anne Gregory

Deleted CBSE 10th Class English Footprints Without Feet Syllabus

  • The Midnight Visitor
  • A Question of Trust
  • The Book That Saved The Earth

English Class 10 Deleted Syllabus PDF Download

Exclusive Deleted CBSE Class 10 Hindi Syllabus

Check Deleted Class 10 Hindi A Syllabus below.Deleted CBSE 10th Hindi A Syllabus

Check Deleted Class 10 Hindi B Syllabus below.

Deleted CBSE 10th Hindi B Syllabus

We have covered the detailed guide on Deleted CBSE Class 10 Syllabus For All Subjects 2021. Feel free to ask us any questions in the comment section below.

FAQs on Deleted Syllabus of Class 10 CBSE 2020-21

Is the CBSE 2021 syllabus going to be truncated?

For grades 9-12, the CBSE may reduce the syllabus. Last year, it was decreased by 30%.

How CBSE will take the Class 10 Exam?

The CBSE Board Exam 2022 will be divided into two parts and will have a reduced syllabus.

Is there any syllabus reduction for Class 10 2022?

Term 1 exams will be based on approximately half of the CBSE syllabus, while term 2 exams will be based on the other half of the CBSE syllabus.

What is the deleted syllabus of class 10 Maths CBSE 2020-21?

You can get the deleted syllabus of class 10 Maths CBSE 2020-21 from the above blog.

What chapters in science class 10 have been removed?

Different types of energy, include conventional and non-traditional energy sources: Fossil fuels, solar energy, biogas, wind, water, and tidal energy, and nuclear energy are all examples of renewable energy sources. Energy sources: renewable vs. non-renewable. Natural resource conservation and wise use. Wildlife and the forest; Conservation of coal and petroleum.

46 thoughts on “Deleted Syllabus of Class 10 For All Subjects 2020-21”

  1. very nice work.. its easily available here in PDF format( CBSE deleted portion of syllabus class 10th) and the site is not like others which keep opening different webpages and make you fool. get going!!! you are doing great!!

    Reply

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