Bihar BSEB Matric Science study plan

Write and balance 30 chemical equations covering combination, decomposition, displacement, double displacement and redox reactions, and label the type of each one.

State the reactivity series in order and predict the outcome of 8 metal-salt displacement reactions, explicitly marking the 2-3 that will not occur and why.

Classify 15 everyday substances (lemon juice, baking soda, soap solution, milk, common salt, curd, antacid, vinegar) as acidic, basic or neutral with their approximate pH, and state how dilution changes pH.

Explain why sodium is stored under kerosene, why aluminium resists corrosion while iron rusts, and how ionic compounds conduct electricity only in the molten or aqueous state.

Write the conditions and observations for the reaction of iron with steam, zinc with dilute sulphuric acid, and copper with dilute acid (including the no-reaction case).

Re-solve the 20 items you got wrong or skipped in the Week 1 worksheet and write one line of reasoning beside each correction.

Draw and name the structural formulas of the first four alkanes, then draw ethanol, ethanoic acid, and one branched isomer each of butane and pentane.

State the tests that tell ethanol from ethanoic acid (sodium hydrogencarbonate test) and saturated from unsaturated hydrocarbons (bromine water decolourisation and sooty vs clean flame).

Explain the cleansing action of soap using a labelled micelle diagram, and state what happens when soap is used with hard water.

Write the equations for the oxidation of ethanol, esterification of ethanol with ethanoic acid, and the addition reaction of ethene with hydrogen.

State Mendeleev's and the Modern periodic law, list 3 limitations of Mendeleev's table and say how the Modern table removes each one.

Predict group and period for elements with atomic number 12, 17 and 20, and describe the trends in atomic size, metallic character and valency across a period and down a group.

Draw ray diagrams for a concave mirror for all 5 standard object positions and state the nature, size and sign of the image in each, applying the new Cartesian sign convention.

Solve 8 numericals on the mirror formula and magnification, writing the sign convention line before every substitution.

State the laws of reflection and refraction and calculate refractive index from given speeds of light and from angle data.

Solve 10 lens-formula and power-of-lens numericals, including one two-lens combination problem, and state the unit of power correctly each time.

Label a diagram of the human eye and explain myopia, hypermetropia and presbyopia, naming the corrective lens and sketching the corrected ray path for each.

Explain dispersion of white light through a glass prism, the formation of a rainbow, why the sky looks blue and why the sun looks red at sunrise and sunset.

Explain advanced sunrise and delayed sunset, and the twinkling of stars, using atmospheric refraction and the changing optical density of air layers.

Attempt 15 mixed multiple-choice questions from Domains 1-3 under a strict 25-minute timer.

State Ohm's law, draw and interpret V-I graphs for ohmic and non-ohmic conductors, and derive the series and parallel resistance formulas.

Solve 10 numericals on series and parallel resistor combinations, including power (P = VI = I squared R) and heating effect (H = I squared R t) calculations.

Draw the magnetic field-line patterns around a bar magnet, a straight current-carrying conductor and a solenoid, and state the right-hand thumb rule and Fleming's left-hand rule with a labelled sketch each.

Explain the working of an electric motor and of an AC generator with labelled diagrams, stating the function of the split ring and of the slip rings.

Compare two renewable and two non-renewable energy sources on cost, pollution and availability, and describe how a solar cell and a biogas plant work.

Redo 10 electricity numericals with the formula sheet closed and score your accuracy honestly against the Week 5 attempt.

Compare photosynthesis and respiration using balanced equations, site of occurrence, raw materials and products, and explain why they are not simple reverses of each other.

Trace the path of blood through the human heart with a labelled diagram and explain why double circulation is necessary in mammals.

Describe the structure and function of a nephron and explain how dialysis substitutes for kidney failure.

Explain reflex action with a labelled reflex-arc diagram, compare nervous with hormonal control, and name the hormones of the pituitary, thyroid, pancreas and adrenal glands with one function each.

Compare binary fission, budding, fragmentation, regeneration and vegetative propagation, giving one named organism for each.

Explain the human male and female reproductive systems with labelled diagrams, and describe the role of the placenta in the exchange of materials.

State Mendel's laws and work out 6 monohybrid and 2 dihybrid crosses with Punnett squares, stating the phenotypic ratio for each.

Explain sex determination in humans and distinguish clearly between acquired and inherited traits with two examples each.

List four lines of evidence for evolution (fossils, homologous organs, analogous organs, embryology) with a named example for each.

Explain food chains, food webs and the 10% law, and calculate the energy available at each trophic level in a 4-step chain starting from 10,000 J.

Describe biomagnification with a named pollutant example, and explain ozone depletion, its causes and consequences.

List five concrete measures each for conserving water, forests and wildlife, and explain the three Rs and one local conservation case you can describe in 5 lines.

Take 3 full-length mock tests of 90 minutes covering all 7 domains and review every wrong answer the same day.

Compress each domain into a single one-page revision sheet with only formulas, labelled diagrams and key definitions.