{"id":26278,"date":"2019-05-16T10:33:58","date_gmt":"2019-05-16T05:03:58","guid":{"rendered":"http:\/\/mycbseguide.com\/blog\/?p=26278"},"modified":"2023-03-22T16:37:07","modified_gmt":"2023-03-22T11:07:07","slug":"cbse-syllabus-of-class-10-science-2019-20","status":"publish","type":"post","link":"https:\/\/mycbseguide.com\/blog\/cbse-syllabus-of-class-10-science-2019-20\/","title":{"rendered":"CBSE Syllabus of Class 10 Science 2019-20"},"content":{"rendered":"

CBSE Syllabus of Class 10 Science 2019-20 <\/strong>Science allows us to understand the interactions between various chemicals and our bodies to make medicine, to transfer electrons through wires and into light bulbs so we can see without sunlight. We could survive without science, but life would be more difficult. The Science syllabus is divided into 5 units that carry 80 marks, and 20 marks are allotted for practicals. Student can Download Latest CBSE Syllabus for class 10 in PDF format is now available in myCBSEguide mobile app.<\/a>\u00a0<\/strong>The curriculum for March 2020 exams is designed by CBSE, New Delhi as per NCERT textbooks for the session 2019-20.<\/p>\n

CBSE Syllabus for class 10 Science 2019-20<\/b><\/p>\n

Download as PDF<\/a><\/strong><\/p>\n

CBSE Syllabus Class 10 Science<\/h2>\n

COURSE STRUCTURE<\/strong>
\n(Annual Examination)<\/strong><\/p>\n

Marks: 80<\/strong><\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n
Unit No.<\/th>\nUnit<\/th>\nMarks<\/th>\nPeriods<\/th>\n<\/tr>\n<\/thead>\n
I<\/td>\nChemical Substances-Nature and Behaviour<\/td>\n25<\/td>\n55<\/td>\n<\/tr>\n
II<\/td>\nWorld of Living<\/td>\n23<\/td>\n55<\/td>\n<\/tr>\n
III<\/td>\nNatural Phenomena<\/td>\n12<\/td>\n23<\/td>\n<\/tr>\n
IV<\/td>\nEffects of Current<\/td>\n13<\/td>\n32<\/td>\n<\/tr>\n
V<\/td>\nNatural Resources<\/td>\n07<\/td>\n20<\/td>\n<\/tr>\n
<\/td>\nTotal<\/strong><\/td>\n80<\/td>\n<\/td>\n<\/tr>\n
<\/td>\nInternal assessment<\/strong><\/td>\n20<\/td>\n<\/td>\n<\/tr>\n
<\/td>\nGrand Total<\/strong><\/td>\n100<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Theme: Materials
\n(55 Periods)
\nUnit I: Chemical Substances – Nature and Behaviour
\nChemical reactions:<\/strong>\u00a0Chemical equation, Balanced chemical equation, implications of a balanced chemical equation, types of chemical reactions: combination, decomposition, displacement, double displacement, precipitation, neutralization, oxidation and reduction.\u00a0Acids, bases and salts<\/strong>: Their definitions in terms of furnishing of H+ and OH\u2013 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.
\nMetals and nonmetals:<\/strong>\u00a0Properties of metals and non-metals; Reactivity series; Formation and properties of ionic compounds; Basic metallurgical processes; Corrosion and its prevention.
\nCarbon compounds:<\/strong>\u00a0Covalent bonding in carbon compounds. Versatile nature of carbon. Homologous series. Nomenclature of carbon compounds containing functional groups (halogens, alcohol, ketones, aldehydes, alkanes and alkynes), the difference\u00a0between 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.
\nPeriodic classification of elements:<\/strong>\u00a0Need for classification, early attempts at classification of elements (Dobereiner\u2019s Triads, Newland\u2019s Law of Octaves, Mendeleev\u2019s Periodic Table), Modern periodic table, gradation in properties, valency, atomic number, metallic and non-metallic properties.<\/p>\n

Theme: The World of the Living
\n(50 Periods)
\nUnit II: World of Living
\nLife processes:<\/strong>\u00a0\u2018Living Being\u2019. The basic concept of nutrition, respiration, transport and excretion in plants and animals.
\nControl and co-ordination in animals and plants:<\/strong>\u00a0Tropic 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.
\nReproduction:<\/strong>\u00a0Reproduction in animals and plants (asexual and sexual) reproductive health-need and methods of family planning. Safe sex vs HIV\/AIDS. Childbearing and women\u2019s health.
\nHeredity and Evolution:<\/strong>\u00a0Heredity; Mendel\u2019s contribution- Laws for an inheritance of traits: Sex determination: brief introduction; Basic concepts of evolution.<\/p>\n

Theme: Natural Phenomena
\n(23 Periods)
\nUnit III: Natural Phenomena<\/strong>
\nReflection 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.
\nRefraction; Laws of refraction, refractive index.
\nRefraction of light by a spherical lens; Image formed by spherical lenses; Lens formula (Derivation not required); Magnification. Power of a lens.
\nFunctioning of a lens in the human eye, defects of vision and their corrections, applications of spherical mirrors and lenses.
\nRefraction of light through a prism, dispersion of light, scattering of light, applications in daily life.<\/p>\n

Theme: How Things Work
\n(32 Periods)
\nUnit IV: Effects of Current<\/strong>
\nElectric current, potential difference and electric current. Ohm\u2019s 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, Interrelation between P, V, I and R.\u00a0Magnetic effects of current:<\/strong>\u00a0Magnetic field, field lines, field due to a current carrying conductor, field due to current carrying coil or solenoid; Force on current carrying conductor, Fleming\u2019s Left-Hand Rule, Electric Motor, Electromagnetic induction. Induced potential difference, Induced current. Fleming\u2019s Right Hand Rule, Electric Generator, Direct current. Alternating current: frequency of AC. The advantage of AC over DC. Domestic electric circuits.<\/p>\n

Theme: Natural Resources
\n(20 Periods)
\nUnit V: Natural Resources<\/strong>
\nSources of energy:<\/strong>\u00a0Different forms of energy, conventional and non-conventional sources of energy: Fossil fuels, solar energy; biogas; wind, water and tidal energy; Nuclear energy. Renewable versus non-renewable sources of Energy.
\nOur environment:<\/strong>\u00a0Eco-system, Environmental problems, Ozone depletion, waste production and their solutions. Biodegradable and non-biodegradable substances.
\nManagement of natural resources:<\/strong>\u00a0Conservation and judicious use of natural resources. Forest and wildlife; Coal and Petroleum conservation. Examples of people\u2019s participation for the conservation of natural resources. Big dams: advantages and limitations; alternatives, if any. Water harvesting. Sustainability of natural resources<\/p>\n

\n

PRACTICALS<\/strong><\/p>\n

Practical should be conducted alongside the concepts taught in theory classes
\nLIST OF EXPERIMENTS<\/strong><\/p>\n

    \n
  1. \n
      \n
    1. Finding the pH of the following samples by using pH paper\/universal indicator:\n
        \n
      1. Dilute Hydrochloric Acid<\/li>\n
      2. Dilute NaOH solution<\/li>\n
      3. Dilute Ethanoic Acid solution<\/li>\n
      4. Lemon juice<\/li>\n
      5. Water<\/li>\n
      6. Dilute Hydrogen Carbonate solution<\/li>\n<\/ol>\n<\/li>\n
      7. Studying the properties of acids and bases (HCl & NaOH) on the basis of their reaction with:\n
          \n
        1. Litmus solution (Blue\/Red)<\/li>\n
        2. Zinc metal<\/li>\n
        3. Solid sodium carbonate<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n
        4. Performing and observing the following reactions and classifying them into:\n
            \n
          1. Combination reaction<\/li>\n
          2. Decomposition reaction<\/li>\n
          3. Displacement reaction<\/li>\n
          4. Double displacement reaction\n
              \n
            1. Action of water on quicklime<\/li>\n
            2. Action of heat on ferrous sulphate crystals<\/li>\n
            3. Iron nails kept in copper sulphate solution<\/li>\n
            4. The reaction between sodium sulphate and barium chloride solutions<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n
            5. Observing the action of Zn, Fe, Cu and Al metals on the following salt solutions:\n
                \n
              1. ZnSO4<\/sub>(aq)<\/li>\n
              2. FeSO4<\/sub>(aq)<\/li>\n
              3. CuSO4<\/sub>(aq)<\/li>\n
              4. Al2<\/sub>\u00a0(SO4<\/sub>)3<\/sub>(aq)
                \nArranging Zn, Fe, Cu and Al (metals) in the decreasing order of reactivity based on the above result.<\/li>\n<\/ol>\n<\/li>\n
              5. Studying the dependence of potential difference (V) across a resistor on the current (I)\u00a0passing through it and determine its resistance. Also plotting a graph between V and I.<\/li>\n
              6. Determination of the equivalent resistance of two resistors when connected in series and parallel.<\/li>\n
              7. Preparing a temporary mount of a leaf peel to show stomata.<\/li>\n
              8. Experimentally show that carbon dioxide is given out during respiration.<\/li>\n
              9. Study of the following properties of acetic acid (ethanoic acid):\n
                  \n
                1. odour<\/li>\n
                2. solubility in water<\/li>\n
                3. effect on litmus<\/li>\n
                4. reaction with Sodium Hydrogen Carbonate<\/li>\n<\/ol>\n<\/li>\n
                5. Study of the comparative cleaning capacity of a sample of soap in soft and hard water.<\/li>\n
                6. Determination of the focal length of\n
                    \n
                  1. Concave mirror<\/li>\n
                  2. Convex lens
                    \nby obtaining the image of a distant object.<\/li>\n<\/ol>\n<\/li>\n
                  3. Tracing the path of a ray of light passing through a rectangular glass slab for different angles of incidence. Measure the angle of incidence, the angle of refraction, the angle of emergence and interpret the result.<\/li>\n
                  4. Studying (a) binary fission in Amoeba, and (b) budding in yeast and Hydra with the help of prepared slides.<\/li>\n
                  5. Tracing the path of the rays of light through a glass prism.<\/li>\n
                  6. Finding the image distance for varying object distances in case of a convex lens and drawing corresponding ray diagrams to show the nature of the image formed.<\/li>\n
                  7. Identification of the different parts of an embryo of a dicot seed (Pea, gram or red kidney bean).<\/li>\n<\/ol>\n

                    PRESCRIBED BOOKS:<\/strong><\/p>\n