Science CBSE 10th Syllabus Term II

Science Class 10th Syllabus TERM-II Session 2021-2022

SCIENCE (Code No. 086)

SYLLABUS Session 2021-2022

Class 10th


Theme: Materials
Unit I: Chemical Substances – Nature and Behaviour

Chapter – 4 Carbon and its compounds
Carbon compounds: Covalent bonding in carbon compounds. Versatile nature of carbon. Homologous series.
Chapter – 5 Periodic classification of elements
Periodic classification of elements: Need for classification, early attempts at classification of elements (Dobereiner’s Triads, Newland’s Law of Octaves, Mendeleev’s Periodic Table), Modern periodic table, gradation in properties, valency, atomic number, metallic and non-metallic properties.

Theme: The World of the Living
Unit II: World of Living

Chapter – 8 How do organisms reproduce?
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: Heredity; Mendel’s contribution- Laws for inheritance of traits: Sex determination: brief introduction;

Theme: Natural Phenomena
Unit IV: Effects of Current

Chapter – 12 Electricity
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 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, Electric Motor, Electromagnetic induction. Induced potential difference, Induced current.
Fleming’s Right Hand Rule.

Theme: Natural Resources
Unit V: Natural Resources

Chapter – 15 Our Environment
Our environment: Eco-system, Environmental problems, Ozone depletion, waste production and their solutions. Biodegradable and non-biodegradable substances.


Note: Learners are assigned to read the below listed part of Unit V. They can be encouraged to prepare a brief write up on any one concept of this Unit in their Portfolio. This may be an assessment for Internal Assessment and credit may be given (Periodic assessment/Portfolio).
This portion of the Unit is not to be assessed in the year-end examination.

Chapter – 16
Management of natural resources:
Conservation and judicious use of natural resources. Forest and wild life; Coal and Petroleum conservation.Examples of people’s participation for conservation of natural resources. Big dams: advantages and limitations; alternatives, if any. Water harvesting.Sustainability of natural resources.

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