Senior Content Writer | Updated On - Jun 3, 2024
CBSE Class 10 Science Syllabus 2024-25 PDF is available for download at cbseacademic.nic.in. CBSE has released the updated syllabus PDF for the session 2024-25 with no major changes to the curriculum. You can also download the syllabus PDF directly from the link provided below.
CBSE Class 10 Science Syllabus 2024-25 is divided into 5 units. The most important units with maximum marks weightage are Chemical Substances and World of Living. Both of these units carry 25 marks each. Check CBSE Class 10 Science Chapter-Wise Marks Weightage
Science is one of the major compulsory subjects in class 10. The maximum marks for CBSE Class 10 Science are 100. Theory paper carries 80 marks and internal assessment is held for 20 marks. You have to score at least 33% of the total marks to pass the exam.
CBSE has maintained the 30% reduction in CBSE Class 10 Science Syllabus this year also. Periodic Classification of Elements, Sources of Energy, and Management of Natural Resources chapters have been completely removed from the syllabus. You can check the Deleted Syllabus of Class 10 Science in the article below.
CBSE Class 10 Science Unit-Wise Marks Weightage
Check the unit-wise distribution of marks for CBSE Class 10 Science Syllabus 2024-25 below:
| Unit No. | Unit Name | Marks |
|---|---|---|
| 1. | Chemical Substances – Nature and Behaviour | 25 |
| 2. | World of Living | 25 |
| 3. | Natural Phenomenon | 12 |
| 4. | Effects of Current | 13 |
| 5. | Natural Resources | 05 |
| Theory Marks | 80 | |
| Internal Assessment | 20 | |
| Total Marks | 100 | |
CBSE Class 10 Science Syllabus 2024-25
We have provided the detailed CBSE Class 10 Science Syllabus 2024-25 with chapter-wise topics here. You can check the complete syllabus and prepare for your exams accordingly.
| Unit | Chapter | Topics |
|---|---|---|
| Chemical Substances – Nature and Behaviour | Chemical Reactions | Chemical equation, balanced chemical equation, and its implications Types of chemical reactions: combination, decomposition, precipitation, displacement, double displacement, endothermic exothermic reactions, oxidation and reduction |
| Acids, Bases, and Salts | Their definitions in terms of furnishing of H+ and OH– ions, general properties, examples and uses, neutralization, 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 | |
| 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 | |
| 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 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 | Life Processes | ‘Living Being’, basic concept of nutrition, respiration, transport, and excretion in plants and animals |
| 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 | |
| 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 | |
| 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) | |
| Natural Phenomenon | 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 |
| Human Eye and the 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) | |
| Effects of Current | 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. |
| 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 the current carrying conductor, Fleming’s Left Hand Rule, direct current Alternating current, frequency of AC, advantage of AC over DC, domestic electric circuits | |
| Natural Resources | Our Environment | Eco-system, environmental problems, ozone depletion, waste production and their solutions, biodegradable and non-biodegradable substances |
CBSE Class 10 Science Practical List
CBSE has prescribed 14 practicals as a part of CBSE Class 10 Science Syllabus. The table below enlists CBSE Class 10 Science Practicals.
| S.No. | Experiment |
|---|---|
| 1. | A. Finding the pH of the following samples by using pH paper/universal indicator:
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B. Studying the properties of acids and bases (HCl & NaOH) on the basis of their reaction with
| |
| 2. | Performing and observing the following reactions and classifying them into:
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| 3. | Observing the action of Zn, Fe, Cu, and Al metals on the following salt solutions
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| 4. | Studying the dependence of potential difference (V) across a resistor on the current (I) passing through it and determine its resistance. Also plotting a graph between V and I |
| 5. | Determination of the equivalent resistance of two resistors when connected in series and parallel |
| 6. | Preparing a temporary mount of a leaf peel to show stomata |
| 7. | Experimentally show that carbon dioxide is given out during respiration |
| 8. | Study of the following properties of acetic acid (ethanoic acid)
|
| 9. | Study of the comparative cleaning capacity of a sample of soap in soft and hard water |
| 10. | Determination of the focal length of
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| 11. | Tracing the path of a ray of light passing through a rectangular glass slab for different angles of incidence. Measure the angle of incidence, angle of refraction, angle of emergence and interpret the result |
| 12. | Studying (a) binary fission in Amoeba, and (b) budding in yeast and Hydra with the help of prepared slides |
| 13. | Tracing the path of the rays of light through a glass prism |
| 14. | Identification of the different parts of an embryo of a dicot seed (Pea, gram, or red kidney bean) |
CBSE Class 10 Science Deleted Syllabus 2024-25
CBSE has deleted certain topics from CBSE Class 10 Science Syllabus 2024-25. You can check the deleted syllabus of class 10 CBSE 2024-25 Science below:
| Chapter | Deleted Syllabus |
|---|---|
| Periodic Classification of Elements | Whole Chapter Deleted |
| Heredity and Evolution | Basic concepts of evolution, evolution, and classification, evolution should not be equated with progress |
| Human Eye and the Colourful World | Application of scattering in explaining colour change of the Sun at sunrise and sunset |
| Magnetic Effects of Current | Electric motor, electromagnetic induction, induced potential difference, induced current, Fleming’s Right Hand Rule, electric generator |
| Sources of Energy | Whole Chapter Deleted |
| Management of Natural Resources | Whole Chapter Deleted |
Check Syllabus of Other Subjects:
CBSE Class 10 Science NCERT Solutions and Book PDF
CBSE prescribes NCERT Book for Class 10 Science. Most of the questions in the final board exams are directly asked from the NCERT book. To aid in your preparation, we have provided here links to download the chapter-wise CBSE Class 10 Science NCERT book PDF and solutions.
| Chapter | NCERT Solutions | NCERT Book |
|---|---|---|
| Chemical Reactions and Equations | Check NCERT Solutions Here | Download PDF |
| Acids, Bases, and Salts | Check NCERT Solutions Here | Download PDF |
| Metals and Non-Metals | Check NCERT Solutions Here | Download PDF |
| Carbon and its Compounds | Check NCERT Solutions Here | Download PDF |
| Life Processes | Check NCERT Solutions Here | Download PDF |
| Control and Coordination | Check NCERT Solutions Here | Download PDF |
| Reproduction | Check NCERT Solutions Here | Download PDF |
| Heredity and Evolution | Check NCERT Solutions Here | Download PDF |
| Light – Reflection and Refraction | Check NCERT Solutions Here | Download PDF |
| Human Eye and the Colourful World | Check NCERT Solutions Here | Download PDF |
| Electricity | Check NCERT Solutions Here | Download PDF |
| Magnetic Effects of Electric Current | Check NCERT Solutions Here | Download PDF |
| Our Environment | Check NCERT Solutions Here | Download PDF |
CBSE Class 10 Science Question Paper Pattern 2024-25
CBSE Class 10 Science question paper will contain both objective and subjective type questions. There will be a total of 39 questions divided into 5 sections as follows:
| Section | Type of Questions | No. of Questions | Marks Per Question |
|---|---|---|---|
| Section A | Objective Type Questions | 20 | 1 |
| Section B | Very Short Answer Type | 6 | 2 |
| Section C | Short Answer Type | 7 | 3 |
| Section D | Long Answer Type | 3 | 5 |
| Section E | Source-Based/Case-Based Questions | 3 | 4 |
Prescribed Books for CBSE Class 10 Science
The following table includes the list of books prescribed by CBSE for Class 10 Science:
| Name of the Book | Publication |
|---|---|
| Science-Text book for class X | NCERT Publication |
| Assessment of Practical Skills in Science- Class X | CBSE Publication |
| Laboratory Manual-Science-Class X | NCERT Publication |
| Exemplar Problems Class X | NCERT Publication |
Last 10 Years Question Papers of CBSE Class 10 Science
Solving previous years’ question papers help students score high marks in board exams. Here you can check the links to download CBSE Class 10 Science previous year question papers:
Frequently Asked Questions
Ques. Will there be a practical exam also for CBSE Class 10 Science?
Ans. Yes, CBSE-affiliated schools are instructed to conduct practical exams for CBSE Class 10 Science Syllabus in the schools.
Ques. What are the passing marks for CBSE Class 10 Science Exam 2025?
Ans. According to CBSE, students are required to acquire a minimum of 33% marks including both theory and practical to pass CBSE Class 10 Science Exam 2025.
Ques. Will there be an internal assessment for CBSE Class 10 Science?
Ans. Yes, there will be an internal assessment of 20 marks. The internal assessment will be divided into:
- Periodic Assessment - 05 marks + 05 marks
- Subject Enrichment (Practical Work) - 05 marks
- Portfolio - 05 marks
Ques. Will CBSE provide choices in the Science question paper?
Ans. There will be no overall choice in CBSE Class 10 Science question paper. However, some questions may contain internal choices.
Ques. Is CBSE Class 10 Science Syllabus 2024-25 reduced?
Ans. Yes, CBSE has still kept the 30% reduction in Class 10 Science Syllabus. The chapters periodic classification of elements, sources of energy, and management of natural resources are completely deleted from the new syllabus while some chapters now have a reduced number of topics to prepare.
*The article might have information for the previous academic years, which will be updated soon subject to the notification issued by the University/College.
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