Science Syllabus for class 10 (2016-17)
Time : 3 Hours
|First Term Units||Marks|
|I.||Chemical Substances – Nature & Behaviour||33|
|II.||World of Living||21|
|IV.||Effects of Current||29|
|Second Term Units||Marks|
|I.||Chemical Substances – Nature & Behaviour||23|
|II.||World of Living||30|
First Term SA-I
- A chemical equation, Balanced chemical equation, implications of a balanced chemical equation.
- Types of chemical reactions: combination, decomposition, displacement, double displacement, precipitation, neutralization, oxidation and reduction.
Acids, bases, and salts:
- Their definitions in terms of furnishing of H+ and OH- ions, General properties, examples, and uses.
- The concept of pH scale, the 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.
Life processes: “living being”. The basic concept of nutrition, respiration, transport, and excretion in plants and animals.
Control and co-ordination of animals and plants:
- Tropic movements in plants; Introduction to plant hormones.
- control and co-ordination in animals: nervous system; voluntary, involuntary and reflex action.
- Chemical co-ordination: animal hormones.
- 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, the parallel combination of resistors and its applications in daily life.
- Heating effect of electric current and its applications in daily life. Electric power, Inter relation between P, V, I and R.
Magnetic effects of current:
- The 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. Electromagnetic induction. The induced potential difference, Induced current. Fleming’s Right Hand Rule, Direct current.
- Alternating current: frequency of AC. The advantage of AC over DC. Domestic electric circuits.
Sources of energy:
- Different forms of energy, conventional and non-conventional sources of energy: fossil fuels, solar energy.
- Biogas; the wind, water, and tidal energy; nuclear energy
- Renewable versus non-renewable sources.
Second Term SA-II
- Covalent bonding in carbon compounds. Versatile nature of carbon. Homologous series Nomenclature of carbon compounds containing functional groups (halogens, alcohols, ketones, aldehydes, alkanes, and alkynes), the difference between saturated hydrocarbons and unsaturated hydrocarbons.
- Chemical properties of carbon compounds (combustion, oxidation, addition and substitution reaction). Ethanol and Ethanoic acid, soaps and detergents.
Periodic classification of elements:
- Need for classification, Modern periodic table.
- Gradation in properties, valency, atomic number, metallic and non-metallic properties.
- Reproduction in animal and plants (asexual and sexual) reproductive health-need for and methods of family planning.
- Safe sex vs HIV/AIDS.
- Childbearing and women’s health.
Heredity and evolution:
- Heredity; Mendel’s contribution- Laws for the inheritance of traits: Sex determination: a brief introduction.
- Basic concepts of evolution.
Floatation: Thrust and pressure. Archimedes’ principle, buoyancy, elementary idea of relative density.
Work, energy, and power:
- Reflection of light at curved surfaces, Images formed by spherical mirrors, center of curvature, principal axis, principal focus, focal length, mirror formula, magnification.
- Refraction; laws of refraction, refractive index.
- Refraction of light by a spherical lens, Image formed by spherical lenses, Lens formula, Magnification.
- Power of a lens; Functioning of a lens in the 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.
Conservation of natural resources
- Management of natural resources. Conservation and judicious use of natural resources. Forest and wildlife, coal and petroleum conservation.
- Examples of People’s participation for the conservation of natural resources.
The Regional environment:
- Big dams: advantages and limitations; alternatives if any. Water harvesting.
- Sustainability of natural resources.
- Eco-system, Environmental problems, Ozone depletion, waste production and their solutions.
- Biodegradable and non-biodegradable substances.
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