CBSE Class 10 Science Important Question and Answers of all chapters
CBSE Class 10 Science Important question and answers
Chapter-wise Class 10 Science Question and answers for Chemistry, Biology, and Physics with clear concepts, important definitions, diagrams, formulas, and exam-focused preparation.
Chemical reactions, acids-bases, metals, non-metals, and carbon compounds.
Chemical Reactions and Equations
Balancing equations, reaction types, oxidation, reduction, and chemical changes.
Acids, Bases and Salts
pH scale, indicators, neutralisation, salts, and important chemical properties.
Metals and Non-metals
Properties, reactions, reactivity series, extraction, corrosion, and metallurgy.
Carbon and its Compounds
Covalent bonding, homologous series, functional groups, nomenclature, and reactions.
Life processes, coordination, reproduction, heredity, evolution, and environment.
Life Processes
Nutrition, respiration, transportation, excretion, and important biological processes.
Control and Coordination
Nervous system, reflex arc, brain, hormones, and plant coordination.
Reproduction
Asexual reproduction, sexual reproduction, reproductive organs, and life continuity.
Heredity and Evolution
Inheritance, Mendel’s laws, traits, sex determination, variation, and evolution.
Our Environment
Ecosystem, food chains, food webs, ozone layer, waste, and environmental balance.
Light, human eye, electricity, magnetism, circuits, and electromagnetic effects.
Light: Reflection and Refraction
Mirrors, lenses, ray diagrams, image formation, mirror formula, and lens formula.
Human Eye and Colourful World
Eye defects, correction, prism, dispersion, scattering, and atmospheric refraction.
Electricity
Ohm’s law, resistance, circuits, heating effect, electric power, and numericals.
Magnetic Effects of Electric Current
Magnetic field, field lines, motor effect, electromagnetic induction, and safety devices.