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CBSE Class 10 Science Syllabus 2024-25: Updated Curriculum

Last updated date: 16th May 2024
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CBSE Class 10 Science Syllabus - Free PDF Download

The CBSE Class 10 Science syllabus for the 2024-25 academic year is a vital tool for students gearing up for their board exams. Crafted in line with the CBSE Board's guidelines, this syllabus aims to provide a clear roadmap for mastering the essentials of Science, encompassing Physics, Chemistry, and Biology. The good news for students is that there haven't been significant changes from last year's syllabus, allowing for a smooth transition and focused preparation. For those on the lookout for the Class 10 Science syllabus, it's readily available in a PDF format online. This document is not just a list of topics but a comprehensive guide that details the chapters, their weightage in the exam, and even includes the practicals, assignments, and projects that are part of the curriculum. Such detailed planning helps students understand what to expect and how to allocate their study time effectively. Understanding the importance of practical application, the syllabus also emphasizes practicals and projects, ensuring that students don't just memorize facts but truly grasp the concepts. The Class 10 Science syllabus PDF is more than just a document; it's a roadmap to success in the upcoming board exams. By following this syllabus closely, students can approach their studies in a structured and efficient way, setting themselves up for a successful exam experience.

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CBSE Class 10 Science Syllabus 2024-25 (Updated Version)

Explore the updated NCERT Class 10 Science Syllabus 2024-25. This table outlines the revised curriculum, showcasing the essential topics and concepts students will encounter in their science studies. Stay informed about these changes to prepare effectively for your board exams.

Units No




Chemical Substances-Nature and Behaviour



World of Living



Natural Phenomena



Effects of Current



Natural Resources




Internal Assessment


Grand Total 


Theme: Materials


Chapter – 1 : Chemical Reactions and Equations 

Chemical equation, Balanced chemical equation, implications of a balanced chemical equation, types of chemical reactions: combination, decomposition, displacement, double displacement, precipitation, endothermic exothermic reactions, oxidation and reduction.

Chapter – 2 : Acids, Bases and Salts 

Their definitions in terms of furnishing of H+ and OH- ions, General properties, examples and uses, concept of pH scale (Definition relating to logarithm not required), importance of pH in everyday life; preparation and uses of Sodium Hydroxide, Bleaching powder, Baking soda, Washing soda and Plaster of Paris.

Chapter – 3 : Metals and Non – metals 

Properties of metals and non-metals; Reactivity series; Formation and properties of ionic compounds; Basic metallurgical processes; Corrosion and its prevention.

Chapter – 4 : Carbon compounds

Covalent bonding in carbon compounds. Versatile nature of carbon. Homologous series. Nomenclature of carbon compounds containing functional groups (halogens, alcohol, ketones, aldehydes, alkanes and alkynes), difference between saturated hydro carbons 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.

Theme: The World of the Living


Chapter – 6 : Life Processes 

‘Living Being’. Basic concept of nutrition, respiration, transport and excretion in plants and animals.

Chapter – 7 : 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.

Chapter – 8 : Reproduction

Reproduction in animals and plants (asexual and sexual) reproductive health - need and methods of family planning. Safe sex vs HIV/AIDS. Child bearing and women’s health.

Chapter – 9 : Heredity and Evolution

Heredity; Mendel’s contribution- Laws for inheritance of traits: Sex determination: brief introduction: (topics excluded - evolution; evolution and classification and evolution should not be equated with progress).

Theme: Natural Phenomena


Chapter – 10 Light : Reflection and Refraction 

Reflection of light by curved surfaces; Images formed by spherical mirrors, centre of curvature, principal axis, principal focus, focal length, mirror formula (Derivation not required),magnification.

Refraction; Laws of refraction, refractive index. Refraction of light by spherical lens; Image formed by spherical lenses; Lens formula(Derivation not required); Magnification. Power of a lens.

Chapter – 11 : Human Eye and Colourful World 

Functioning of a lens in human eye, defects of vision and their corrections, applications of spherical mirrors and lenses.

Refraction of light through a prism, dispersion of light, scattering of light, applications in dailylife (excluding colour of the sun at sunrise and sunset).

Theme: How Things Work


Chapter – 12 : Electricity 

Electric current, potential difference and electric current. Ohm’s law; Resistance, Resistivity, Factors on which the resistance of a conductor depends. Series combination of resistors, parallel combination of resistors and its applications in daily life. Heating effect of electric current and its applications in daily life. Electric power, Interrelation between P, V, I and R.

Chapter – 13 Magnetic Effects of Current 

Magnetic field, field lines, field due to a current carrying conductor, field due to current carrying coil or solenoid; Force on current carrying conductor, Fleming’s Left Hand Rule, Direct current. Alternating current: frequency of AC. Advantage of AC over DC. Domestic electric circuits.

Theme: Natural Resources 


Chapter – 15 : Our Environment

Eco-system, Environmental problems, Ozone depletion, waste production and their solutions. Biodegradable and non-biodegradable substances.


Practical should be conducted alongside the concepts taught in theory classes. This will enable you to grasp the concepts better.

Benefits of Learning With NCERT Class 10 Science Syllabus 2024-25

Unlock the advantages of studying with the NCERT Class 10 Science Syllabus 2024-25, meticulously designed to enhance learning outcomes. Delve into the comprehensive curriculum covering vital topics essential for CBSE board exams. With the updated Class 10th Science Syllabus, students gain a deeper understanding of fundamental concepts, empowering them to excel in their academic journey. Explore the structured framework provided by NCERT, aligned with CBSE guidelines, ensuring holistic development in science education. Stay ahead with the latest CBSE Class 10 Science Syllabus 2024-25, tailored to foster critical thinking and problem-solving skills indispensable for academic success.

Here are some of the Benefits of Learning With Class 10 Science Syllabus 2024-25: 

  • Comprehensive Coverage: The Class 10 Science Syllabus 2024-25 offers a well-rounded curriculum, covering essential topics in physics, chemistry, and biology, providing students with a holistic understanding of scientific concepts.

  • Aligned with CBSE Guidelines: Developed in accordance with CBSE guidelines, the syllabus ensures that students are adequately prepared for the Class 10 board exams, adhering to the prescribed curriculum standards.

  • Updated Content: With revisions and updates incorporated into the syllabus, students have access to the latest scientific knowledge and advancements, keeping them abreast of current developments in the field of science.

  • Enhances Critical Thinking: The Class 10th Science Syllabus is designed to promote analytical thinking and problem-solving skills, encouraging students to apply scientific principles to real-world scenarios, thereby fostering intellectual growth.

  • Resource for Exam Preparation: By following the Class 10 Science Syllabus, students can streamline their study efforts and focus on key topics, facilitating effective exam preparation and boosting their confidence for the board examinations.


The CBSE board, one of India's largest and most prestigious educational boards, prioritises creating a firm foundation for students from the start. Vedantu's CBSE Science syllabus prepares students for exams while allowing parents to successfully assist their children's learning. The Class 10th Science Syllabus, which is connected with the CBSE, guarantees that Class 10 children receive a thorough education in a variety of disciplines. Students may develop curiosity, communicate their opinions boldly, and begin a successful academic journey with a well-structured syllabus in place.

FAQs on CBSE Class 10 Science Syllabus 2024-25: Updated Curriculum

1. What is the syllabus of CBSE Class 10 Science

CBSE has designed the syllabus for Class 10 in accordance with the latest pattern. The syllabus of class 10 science 2024-25 consists of chapters: Chemical reactions, Acids, bases and salts, Metals and nonmetals, Carbon and its Compounds, Periodic Classification of elements, Life processes, How do organisms reproduce?, Heredity and Evolution, Light – Reflection and Refraction, Human eye and colourful world, Electricity, Magnetic effects of current, and Our Environment

2. How to score full marks in Class 10 CBSE exam by using Class 10th Science Syllabus?

To score full marks in the Class 10 CBSE exam using the Class 10th Science Syllabus, students should focus on understanding key topics, practice regularly with textbooks and sample papers, seek clarifications for doubts promptly, and stay updated with any syllabus changes.

3. What is the internal assessment pattern of Class 10 CBSE board exam?

Every school affiliated to the CBSE needs to conduct three unit tests. Out of the three, best marks obtained in two unit tests will be counted, and from the same 10 marks will be sent to the Board. With regards to the practical classes, it must be carried out throughout the academic year and 5 marks will be added to the board result.

4. Does knowing the syllabus from before help the Class 10 student?

Yes, knowing the syllabus from before will help the Class 10 students. By going through the science syllabus from before helps students to understand the pattern for exams and help them to prepare accordingly. The syllabus pattern has changed so knowing it from before helps the students understand what they are going to learn and they can easily work on the chapters according to their timings. It will help students to prepare for exams before time and by going through the study materials, the student will be able to achieve the knowledge that is required and students also get the hint of syllabus, exam pattern, important questions and many more things. 

5. How to prepare for the CBSE Class 10 science 2024-25 Examination?

Students can easily prepare for the 2024-25 examination with the help of the syllabus provided from the Vedantu app or website. Try to solve all provided study materials. As there are proper study materials for science subjects, it will help students to learn the questions and also it helps to practice all the chapters at the same time. Students should go through all the syllabus and try to understand them deeply. Try to learn the whole syllabus and make clarity of every concept and always try to clear all the doubts at a time.

6. Why are the NCERT Class 10 Science Syllabus helpful for Class 10 students?

Knowing the syllabus helps in improving problem-solving skills for Class 10 students. As science is an important subject for Class 10 as it helps in deciding which stream to choose, so it is always better for students to know what are the chapters they are going to study. It helps the students to create a strong strategy to understand and solve the paper at the exam. Having study materials allows students to compare their questions so that it makes it easy for students to understand the topic and solve questions fast. It also supports going through the entire science syllabus for 2024-25 and making yourself aware of important chapters. 

7. Where to find CBSE Class 10 science syllabus 2024-25?

Students can easily find the syllabus for science subjects from the Vedantu app or Website. From here students can achieve the most reliable and accurate content and you can easily go through the content and learn as much as you can. Students can have the PDF of the science syllabus and it makes it easy for students to learn all the chapters concepts from the syllabus from before.