CBSE Class 10 Science Deleted Syllabus 2022-23: Check Deleted Chapter and Topic from Science Class 10 Syllabus

CBSE Class 10 Science Deleted Syllabus 2022-23 Check All Topic: CBSE Class 10 Science Deleted Part of the Syllabus can be updated in this article. Know the list of chapters and topics that will not be asked in the CBSE Class 10 Science Board Exam 2023.

We provide a direct link to Download the reduced syllabus of CBSE Class 10 Science in PDF. Read the article till the end for complete information about CBSE Class 10th Science Deleted Syllabus 2022-23.

CBSE Class 10 aspirants appearing in CBSE Board Exam 2023 must be aware of the deleted chapters/topics. In CBSE Class 10 Science Syllabus 2022-2023, the CBSE board has removed around 30% of the complete syllabus.

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Some chapters and topics have been removed from the CBSE syllabus to ease the exam preparation for the aspirants and reduce the burden.

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All aspirants of Class 10 must check the complete details of the removed chapters or topics to avoid reading irrelevant material. Prepare for your CBSE Class 10 Science Board Exam 2022-23 as per the reduced CBSE 10th Class Science syllabus 2022-23.

Also Read: CBSE Class 10 Maths Deleted Syllabus 2022-23

Students of class 10th must know which topics have been deleted in Science subjects and should do their preparation according to the correct syllabus so that they can score well in CBSE Science Board Exam 2023. Check the below-deleted science topic and chapter list:

CBSE Class 10 Science Deleted Syllabus 2022-23 List Check Here

Chapter NameDeleted Topic
Periodic Classification

(Full Chapter Deleted)
Need for classification, early attempts to classify elements (Döbereiner’s triad, Newland’s law of octet, Mendeleev’s periodic table), the modern periodic table, gradation in properties, valency, atomic number, metallic and non-metallic properties.
Heredity and EvolutionBasic Concepts of Evolution: Evolution; Growth and classification and development should not be equated with progress.
The Human Eye and the Colourful WorldApplication of scattering in explaining the color change of the sun at sunrise and sunset
Magnetic Effects of CurrentElectric motor, electromagnetic induction, The induced potential difference, Induced current, Fleming’s right-hand rule, and an electric generator.
Sources of Energy

(Full Chapter Deleted)
Various forms of energy, conventional and non-conventional source of energy: fossil fuels, solar energy; biogas; wind, water, and tidal energy; Nuclear Energy. Sources of renewable versus non-renewable energy.
Management of Natural Resources

(This chapter will not be assessed in the year-end exam. It needs to be prepared for internal assessment only.)
Conservation and judicious use of natural resources. Forest and wildlife; Coal and petroleum conservation. Examples of people’s participation to conserve natural resources. Large Dams: Advantages and Limitations; options, if any. water harvesting. sustainability of natural resources.

How to Download CBSE 10th Syllabus 2022-23 from the Official Website?

  • Students first visit the official website of CBSE at
  • Select the Academic Website shown on the homepage.
  • Click on the Curriculum Link given at the Top of the screen.
  • Select the “Curriculum 2022-23” link.
  • Download your CBSE Class 10 Syllabus 2022-23.

CBSE Class 10 Syllabus 2022-23 Download

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