Deleted Syllabus of Class 10 CBSE 2024

Deleted Syllabus of Class 10 CBSE 2023-24

Edited By Shilpi Sachdeva | Updated on Apr 05, 2024 05:40 PM IST | #CBSE Class 10th

Deleted Syllabus of Class 10 CBSE 2025: The Central Board of Secondary Education (CBSE) reduced the syllabus for Class 10 by 30% for the 2020-21 academic year. As for the current academic session 2024-25, the board has decided to make the same changes. The revised CBSE Class 10 exam syllabus has been made available on the official website, cbseacademic.nic.in

Deleted Syllabus of Class 10 CBSE 2023-24

Since the CBSE Class 10 Syllabus has been reduced, students now have to study less material as compared to previous years, as well as the chapter-wise weighting and mark distribution for class 10 CBSE has been adjusted. When referring to previous years' question papers of CBSE, students must be attentive to the excluded syllabus to avoid any confusion.

This article presents the subject-wise omitted syllabus for CBSE Class 10, relevant for the academic session. By going through the CBSE Class 10 Deleted Syllabus, students can identify the chapters and topics that are no longer part of the CBSE Class 10 Syllabus. Read further to know about the deleted syllabus of CBSE Class 10, benefits and other relevant information.

Subject wise Deleted Syllabus of CBSE Class 10

The syllabus stands as a vital tool for CBSE Class 10 exam preparation, aiding students in charting a course for achieving high mars in board exams. The revised CBSE Class 10 Syllabus not only eases students' workload but also promotes practical learning through subject enrichment activities, leading to improved CBSE Class 10 results. Below, find subject-wise reduced syllabus to acquaint yourself with CBSE Class 10 deleted Syllabus, preventing unnecessary content during board exam preparation.

Deleted Syllabus of CBSE Class 10 Mathematics

Mathematics is a subject known for its scoring potential, but it can also be time-consuming. With a reduced syllabus, students can concentrate and allocate more time to the current topics in the revised CBSE syllabus. Compared to the previous year's Math syllabus, the latest syllabus for 2025 remains unchanged. However, there might be slight adjustments in the marking scheme and CBSE Class 10 exam pattern. Students are advised to refer to the recent CBSE Class 10 Mathematics syllabus. for any such modifications.

To gain a clearer comprehension of the omitted topics of the CBSE Class 10 mathematics syllabus in the academic year 2020-21, refer to the table below.

CHAPTER	TOPICS REMOVED
Unit I-Number Systems
Real Numbers	· Representation of terminating / non-terminating recurring decimals on the number line through successive magnification. · Explaining that every real number is represented by a unique point on the number line and conversely, viz. every point on the number line represents a unique real number. · Definition of nth root of a real number.
Unit II-Algebra
Polynomials	· Motivate and State the Remainder Theorem with examples. Statement and proof of the Factor Theorem. · x3+y3+z3-3xyz
Linear Equations In Two Variables	· Examples, problems on Ratio and Proportion
Unit III-Coordinate Geometry
Coordinate Geometry	No deletion
Unit IV-Geometry
Introduction To Euclid's Geometry	Delete the Chapter
Lines And Angles	No deletion
Triangles	· Proof of the theorem deleted- Two triangles are congruent if any two angles and the included side of one triangle is equal to any two angles and the included side of the other triangle (ASA Congruence). · Topic Deleted-Triangle inequalities and relation between ‘angle and facing side' inequalities in triangles
Quadrilaterals	No deletion
Area	Delete the Chapter
Circles	· There is one and only one circle passing through three given non-collinear points. · If a line segment joining two points subtends equal angle at two other points lying on the same side of the line containing the segment, the four points lie on a circle.
Constructions	· Construction of a triangle of given perimeter and base angles
Unit V-Mensuration
Areas	· Application of Heron’s Formula in finding the area of a quadrilateral.
Surface Areas And Volumes	No deletion
Unit VI-Statistics & Probability
Statistics	· Histograms (with varying base lengths), · Frequency polygons. · Mean, median and mode of ungrouped data.
Probability	No deletion

CBSE Class 10 Science Deleted Syllabus

In many boards, including CBSE, Class 10 Science carries a substantial weightage in the calculation of the overall marks. Doing well in this subject can significantly impact the final results. The reduced syllabus allows students ample time to concentrate on individual topics and allocate more time for thorough revision. Unlike the previous year, the Science syllabus for 2025 remains unaltered. However, there could be slight adjustments in the marking scheme and exam pattern. Students should refer to the recent CBSE Class 10 Science syllabus for updates.

The table below provides detailed information about the deleted syllabus of CBSE class 10 Science Theory for 2020-21

Unit name	Deleted Portion (Theory)
Chemical Substances - Nature and Behaviour	o Metals and Non-metals: Basic Metallurgical processes; Corrosion and its prevention o Carbon and its Compounds: Nomenclature of carbon compounds containing functional groups (halogens, alcohol, ketones, aldehydes, alkanes and alkynes), 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.
World of Living	o Control and coordination in animals and plants: Tropic movements in plants; Introduction of plant hormones; Control and coordination in animals: Nervous system; Voluntary, involuntary and reflex action; Chemical coordination: animal hormones. o Heredity and Evolution:Basic concepts of evolution.
Natural Phenomena	o The Human Eye and the Colourful World: Functioning of a lens inHuman eye, defects of vision and their corrections, applications of spherical mirrors and lenses.
Effects of Current	o Magnetic Effects of Electric Current: Electric Generator, Direct current. Alternating current: frequency of AC. Advantage of AC over DC. Domestic electric circuits.
Natural Resources	o 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.
Natural Resources

Deleted Syllabus of CBSE Class 10 Social Science

Social Science encompasses various disciplines like History, Geography, Political Science, and Economics and has a vast curriculum. A lighter syllabus reduces the stress associated with covering a vast curriculum, leading to a more relaxed study environment. Though the SocialScience syllabus 2025 remains unchanged from the previous year still CBSE Board may have incorporated a few changes in the examination pattern or marking scheme in the current academic session.. To confirm the same students can refer to the CBSE Class 10 Social Science Syllabus.

Below, we have mentioned the detailed CBSE Class 10 Social Science syllabus deletions for History, Political Science, and Geography which were implemented in the academic session 2020-21

CLASS X
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- ANY ONE 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

CBSE Class 10 English Deleted Syllabus

English examinations in Class 10 are structured around various sections, including reading comprehension, writing skills, grammar and literature. With a CBSE Class 10 English deleted syllabus, students can emphasise core concepts, and master the skills; creative writing and independent reading are also feasible beyond class 10 syllabus. The most recent syllabus release shows no differences compared to the previous year. However, students should review the CBSE Class 10 English exam marking scheme and exam pattern, as slight alterations might occur. They can also verify these details by referring to the CBSE Class 10 English Syllabus.

Below, students will find detailed information about the topics that have been deleted from the English curriculum in 2020-21:

Unit

Chapters

Literature

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

Deleted Syllabus of CBSE Class 10 Hindi

Due to the CBSE Class 10 Hindi deleted syllabus, students could potentially allocate more time to explore supplementary materials, engage in self-directed study, and cultivate a more profound interest in the subject. The CBSE board has retained the Class 10 Hindi syllabus for 2025, similar to the previous year. To ensure no modifications have been made in the marking scheme and exam pattern, students should consult the recent CBSE Class 10 Hindi Syllabus.

What are the Benefits of the Deleted Syllabus of CBSE Class 10?

Understanding why referring to the CBSE Class 10 deleted syllabus is highly important and advantageous for students.

CBSE Board Exams would seem less stressful and anxious if students had less material to cover.
Due to the reduced topics, teachers can allocate more time to each topic, enabling students to grasp concepts more thoroughly.
Both teachers and students will be able to cover the CBSE Class 10 syllabus more efficiently, allowing ample time for revision. This can contribute to achieving higher scores in the Class 10 CBSE results.
In addition to helping students focus on the core concepts, the deleted syllabus can help rid them of some of the less essential topics
There would be more time for students to discover their interests and develop their learning styles.
For students who are struggling academically, the syllabus will be more manageable.
The revised CBSE Syllabus for Class 10 not only alleviates student workload but also encourages practical learning via diverse subject enrichment activities.

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