STUDY MATERIALS

Discovery of the Cell The Cell Organisms show Variety in Cell Number, Shape and Size Cell Structure and Function Parts of the Cell Comparison of Plants and Animals Cells

Elements Compounds Mixtures Heterogenous and homogenous mixtures Colloids and suspensions

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.

Coal Petroleum Natural Gas Some Natural Resources are Limited

Force and motion Newton's laws of motion Inertia of a body, inertia and mass, momentum, force and acceleration Elementary idea of conservation of momentum Action and reaction forces

Physical resources: Air, Water, Soil. Air for respiration, for combustion, for moderating temperatures; movements of air and its role in bringing rains across India. Air, Water and Soil pollution (brief introduction). Holes in ozone layer and the probable damages. Bio-geo chemical cycles in nature: Water, Oxygen, Carbon and Nitrogen

Mean, median and mode of grouped data (bimodal situation to be avoided).

Work done by a force, energy, power Kinetic and potential energy Law of conservation of energy

Reproduction in animals and plants (asexual and sexual) reproductive health-need and methods of family planning. Safe sex vs HIV/AIDS. Childbearing and women’s health.

Zeros of a polynomial. Relationship between zeros and coefficients of quadratic polynomials.

Chemical equation, Balanced chemical equation, implication of a balanced chemical equation, types of chemical reactions : Combination, decomposition, displacement, double displacement, precipitation, neutralization, oxidation and reduction.

Distance and displacement, velocity; uniform and non-uniform motion along a straight line; acceleration, distance-time and velocity-time graphs for uniform motion and uniformly accelerated motion, equations of motion by graphical method; elementary idea of uniform circular motion.

Adolescence and Puberty Changes at Puberty Secondary Sexual Characters Role of Hormones in Initiating Reproductive Function Reproductive Phase of Life in Humans How is the Sex of the Baby Determined? Hormones other than Sex Hormones Role of Hormones in Completing the Life History of Insects and Frogs Reproductive Health

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.

Definition of a polynomial in one variable, with examples and counter examples Coefficients of a polynomial, terms of a polynomial and zero polynomial Degree of a polynomial Constant, linear, quadratic and cubic polynomials Monomials, binomials, trinomials Factors and multiples Zeros of a polynomial Motivate and State the Remainder Theorem with examples Statement and proof of the Factor Theorem Factorization of ax2 + bx + c, a ? 0 where a, b and c are real numbers, and of cubic polynomials using the Factor Theorem Recall of algebraic expressions and identities Further verification of identities of the type (x + y + z)2 = x2 + y2 + z2 + 2xy + 2yz + 2zx, (x ± y)3 = x3 ± y3 ± 3xy (x ± y), x3 ± y3 = (x ± y) (x2 ± xy + y2), x3 + y3 + z3 - 3xyz = (x + y + z) (x2 + y2 + z2 - xy - yz - zx) and their use in factorization of polynomials Simple expressions reducible to these polynomials