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CBSE Class 10 Science Syllabus

by PW Gulf
October 7, 2023
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The Central Board of Secondary Education (CBSE) Class 10 Science syllabus is a captivating gateway that introduces students to the captivating realm of scientific knowledge and exploration. Designed to ignite curiosity, nurture critical thinking, and lay the foundation for future scientific pursuits, this syllabus plays a pivotal role in shaping students' understanding of the natural world. In this article, we will delve into the components of the CBSE Class 10 Science syllabus, shedding light on its significance and the exciting journey it offers.

CBSE Class 10 Science Syllabus

The CBSE Class 10 Science syllabus is structured to provide students with a holistic understanding of fundamental scientific concepts while encouraging hands-on learning experiences. This syllabus comprises diverse sections that encompass theoretical concepts, practical applications, and real-world relevance.

CBSE Class 10 Science Chapter-wise Weightage:

Unit

 

Marks

I

Chemical Substances-Nature and Behaviour

25

II

World of Living 

25

III

Natural Phenomena

12

IV

Effects of Current

13

 

Natural Resources

05

 

Total 

80

 

Internal assessment

20

 

Grand Total

100

CBSE Class 10 Science Syllabus Chapter-wise Breakdown:

The syllabus covers a range of fascinating topics:

Units

Unit Names

Sections

I

Chemical Substances – Nature and Behaviour

Chemical Reactions

   

Acids, Bases and Salts

   

Metals and Non-metals

   

Carbon Compounds

II

World of Living

Life Processes

   

Control and Co-ordination in Animals and Plants

   

Reproduction

   

Heredity and Evolution

III

Natural Phenomena

Reflection of Light by Curved Surfaces

   

Refraction

   

Refraction of Light by Spherical Lens

   

Refraction of Light Through a Prism

IV

Effects of Current

Electric Current, Potential Difference and Electric Current

   

Magnetic Effects of Current

V

Natural Resources

Our Environment

 

Complete Science Syllabus for Class 10th Board Exam 2024: Download PDF Here

CBSE Class 10 Science Syllabus Detailed Overview 

Theme

Materials

Unit I

Chemical Substances - Nature and Behaviour

 

Chemical reactions: 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.

 

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 nonmetals: 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 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

Unit II

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).

Theme

Natural Phenomena

Unit III

Natural Phenomena

 

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.

 

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 daily life (excluding colour of the sun at sunrise and sunset).

Theme

How Things Work

Unit IV

Effects of Current

 

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 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

Unit V

Natural Resources

 

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

Significance of the Syllabus:

The CBSE Class 10 Science syllabus goes beyond textbooks and conventional learning. It promotes:

Inquiry and Curiosity: By addressing real-world questions and phenomena, the syllabus nurtures students' curiosity and encourages them to question and explore.

Critical Thinking: Students analyze scientific concepts, apply them to practical situations, and develop problem-solving skills.

Hands-on Learning: Practical experiments and activities allow students to observe and experiment, fostering a deeper understanding of scientific principles.

Interdisciplinary Connections: Science connects with other subjects and everyday life, encouraging holistic learning and application.

Preparation for Future Endeavors: The foundational knowledge gained from this syllabus lays the groundwork for higher studies in science and related fields.

The CBSE Class 10 Science syllabus opens a door to the wonders of the natural world, instilling in students a sense of wonder, curiosity, and discovery. By delving into its chapters, students not

only grasp scientific concepts but also cultivate skills that extend beyond the classroom. As they engage with the syllabus, they embark on a journey that empowers them to comprehend, question, and contribute to the ever-evolving realm of scientific knowledge.

CBSE Class 10 Science Syllabus FAQs

Q1: How many units are there in the CBSE Class 10 Science Syllabus?

Ans: There are five units in the CBSE Class 10 Science Syllabus.

Q2: How many experiments are there in the CBSE Science Syllabus of Class 10?

Ans: The CBSE Science Syllabus of Class 10 includes a total of 16 prescribed experiments.

Q3: What is the syllabus of science class 10 2023?

Ans: The syllabus for CBSE Class 10 Science in 2023 covers the following themes and units: Chemical Substances - Nature and Behaviour, World of Living, Natural Phenomena, Effects of Current, and Natural Resources.

Q4: Which chapters are coming in science class 10 CBSE?

Ans: The chapters that are covered in the CBSE Class 10 Science syllabus include topics such as Chemical reaction , world of living, Nature of phenomena, Effects of current , natural resource

Q5: What are the total marks allotted for the final exam according to the CBSE Class 10 Science Syllabus?

Ans: According to the CBSE Class 10 Science Syllabus, the final exam is conducted for a total of 80 marks.

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