Complete List of Deleted CBSE Class 10 Syllabus Topics for 2023-24 Session

If you’re a Class 10 student or a parent looking for clarity on what’s not going to show up in the CBSE board exams this year, you’re in the right place. The CBSE (Central Board of Secondary Education) made some changes to the Class 10 syllabus for the academic year 2023–24, and understanding what’s been removed is just as important as knowing what’s in.

Let’s break it all down—subject by subject, with clear lists of the deleted topics, chapters, and key concepts, along with some handy tips for exam prep.

 Why Does the CBSE Delete Portions of the Syllabus?

Every year, CBSE may reduce or tweak the syllabus to:

• Help reduce student workload.
• Focus on essential learning outcomes.
• Make room for skill-based, application-focused education. For 2023-24, some topics have been dropped across core subjects like Maths, Science, Social Science, English, and Hindi.

 Deleted Topics – Subject-Wise Breakdown

 Science

Here’s what has been removed from the Class 10 Science syllabus for 2023–24:

Chapter 9: Heredity and Evolution

• Topic Deleted: Evolution – Brief summary, Basic idea of evolution.

 Focus remains on heredity and Mendel’s laws, but the concept of evolution is no longer tested.

Chapter 13: Magnetic Effects of Electric Current

• Topic Deleted: Electric Generator

 Still study motors and magnetic fields, but you can skip generators.

Chapter 14: Sources of Energy

• Entire Chapter Deleted

 This chapter is completely removed from the syllabus.

Chapter 15: Our Environment

• Topic Deleted: Ozone layer and its depletion, Managing garbage

 Basic environmental concepts are still there, but these specifics won’t be assessed.

 Mathematics (Standard & Basic)

Chapter 1: Real Numbers

• Topic Deleted: Euclid’s Division Lemma

 Stick to Fundamental Theorem of Arithmetic and LCM/HCF sections.

Chapter 3: Pair of Linear Equations in Two Variables

• Topic Deleted: Cross multiplication method

 Focus on substitution and elimination methods instead.

Chapter 7: Coordinate Geometry

• Topic Deleted: Area of triangle

 Other coordinate geometry concepts remain intact.

Chapter 13: Surface Areas and Volumes

• Topic Deleted: Frustum of a cone

 Only standard shapes are included now—no frustums.

Social Science

Let’s go unit by unit:

History (India and the Contemporary World – II)

Chapter 3: Nationalism in India

• Topic Deleted: Non-Cooperation Movement and Civil Disobedience Movement (partially)

 Some portions of the chapter are still included, but focus more on outcomes rather than details.

Geography (Contemporary India – II)

Chapter 2: Forest and Wildlife Resources

• Entire Chapter Deleted

 Completely removed—no need to study.

Chapter 5: Mineral and Energy Resources

• Topic Deleted: Conventional and non-conventional energy sources (partially)

 You’ll still learn about distribution and types of minerals.

Political Science (Democratic Politics – II)

Chapter 3: Democracy and Diversity

• Entire Chapter Deleted

Chapter 4: Gender, Religion and Caste

• Entire Chapter Deleted

 Both are off the table, but the rest of the civics syllabus remains relevant.

Economics (Understanding Economic Development)

Chapter 5: Consumer Rights

• Now for Project Work Only

 You won’t be tested directly but may include in internal assessments or projects.

 English Language & Literature

First Flight (Textbook)

• Poem Deleted: For Anne Gregory
• Prose Deleted: The Hack Driver

Footprints Without Feet (Supplementary Reader)

• Chapter Deleted: The Making of a Scientist
• Chapter Deleted: The Necklace

Focus on remaining stories and poems—these won’t be assessed in board exams.

 Hindi Course A & B

CBSE removed certain poems and prose from both Hindi Course A and B. Specifics can vary slightly between schools, but major deletions include:

• Poetry by Makhanlal Chaturvedi and Gadya Khand portions

 Ask your Hindi teacher for the final confirmed list, or check the latest CBSE curriculum PDF.

 Exam Pattern and Weightage (CBSE 2023–24)

Understanding the paper format is key to preparing well:

• Question Types:
  • MCQs
  • Short Answer Type (2-4 marks)
  • Long Answer Type (5-6 marks)
• Internal Assessment:
  • Periodic tests (10 marks)
  • Notebook submission (5 marks)
  • Subject enrichment activities (5 marks)
• Board Exam: 80 Marks per subject (based on reduced syllabus)

 Recommended Study Materials

• NCERT Textbooks – Always your first choice.
• CBSE Sample Papers (2023–24 edition)
• Question Banks from Educart, Oswaal
• Official CBSE Curriculum PDFs – Available

 Tips to Stay Organized

Here’s how to make the most of the reduced syllabus:

1. Make a checklist of deleted topics – Don’t waste time revising what’s out.
2. Follow a weekly schedule – Divide subjects and alternate between theory-heavy and application-based topics.
3. Practice sample papers – Helps with time management and identifying weak areas.
4. Use flashcards or summary sheets – Great for formulas, dates, or definitions.
5. Revise regularly – Especially the core concepts and high-weight chapters.

 Final Thoughts

The deleted syllabus of Class 10 CBSE 2023-24 gives students some breathing room and helps focus on essential learning. Take advantage of this streamlined content to dive deeper into key subjects, practice regularly, and walk into your board exams with confidence.

FAQ for Deleted Syllabus of Class 10 CBSE 2023-24

1. What is the deleted syllabus of Class 10 CBSE for 2023-24?
The deleted syllabus includes specific topics, sub-topics, and sometimes full chapters that CBSE has officially removed from the Class 10 curriculum for the academic year 2023–24. These changes apply across core subjects like Science, Maths, Social Science, English, and Hindi.

2. Why did CBSE delete parts of the Class 10 syllabus?
CBSE periodically updates the syllabus to reduce academic pressure, remove outdated content, and focus on competency-based education. The goal is to streamline learning while ensuring core concepts remain strong.

3. Will the deleted topics appear in the 2023–24 board exam?
No, the deleted topics will not be included in the board exams or in the internal assessments for the year. You should focus only on the revised and current syllabus as per CBSE’s latest curriculum.

4. How can I find the official list of deleted topics?
The official deleted syllabus list is available on the CBSE Academic website under the “Curriculum” section. You can also ask your school or teacher for the revised syllabus PDF.

5. Do the changes apply to all students across India?
Yes, the deleted syllabus for Class 10 CBSE 2023–24 applies to all CBSE-affiliated schools nationwide, including Kendriya Vidyalayas, private CBSE schools, and others.

6. Are the deleted topics important for competitive exams like NTSE or Olympiads?
Even though deleted topics won’t appear in board exams, they may still be relevant for competitive exams, entrance tests, or future studies. Consider reviewing them if you’re preparing for such exams.

7. What are some key Science and Math topics that were deleted?
Some major deletions include:

• Science: Entire Sources of Energy chapter, Electric Generator, and Evolution topics.
• Maths: Frustum of a cone, Euclid’s Lemma, and Cross Multiplication Method.

8. Will the deleted chapters be part of internal projects or practicals?
Most of the deleted content won’t be assessed anywhere—neither in theory nor in practicals. However, some chapters (like Consumer Rights in Social Science) might be used for project work only.

9. Do guidebooks and refreshers reflect the deleted syllabus?
Many newer editions of popular guides (like Oswaal, Educart) do reflect the updated syllabus. Make sure to use books labeled for CBSE 2023–24 to avoid confusion.

10. How can I be sure I’m only studying the revised syllabus?
Here’s what you can do:

• Download the official CBSE curriculum PDF.
• Cross-check your textbook contents with the deleted list.
• Ask your teacher to clarify chapter-by-chapter if needed.
• Stick to study materials specifically labeled for 2023–24.