Question

important topics in class 10 science all chapters

Answer 1

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Answer 2

chemistry: saponification, ethanol & ethanoic acid all properties & reactions, metallurgy,

biology: respiration, transportation (2 most important from life process), fission, vegetative propagation(2 imp.), sexual reproduction, protective measures. food cycle & food web

physics: electromagnetic induction, ohm's law, solar energy, myopia & hypermetropia & their cure. dispersion & rainbow formation