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Class 10 Science के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ScienceWhat is the biggest benefit of correct information in reproductive health?Class 10World of LivingReproductionLevel 27Hard ScienceWhy are both hygiene and correct information necessary in reproductive health?Class 10World of LivingReproductionLevel 27Expert ScienceWhat is the simple meaning of reproductive health?Class 10World of LivingReproductionLevel 27Easy ScienceWhy is choosing the correct response necessary in control and coordination?Class 10World of LivingControl and CoordinationLevel 16Medium ScienceIn which situation is reflex action most useful?Class 10Control and CoordinationReflex actionLevel 18Easy ScienceWhy should acid always be added slowly to water while diluting?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Medium ScienceWhy is it considered safer to add acid slowly to water during dilution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 6Hard ScienceWhy is it unsafe to store curd in a copper vessel?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 15Medium ScienceWhy should curd or pickle not be stored in copper vessels?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 12Medium ScienceWhy should curd not be stored in a copper vessel?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 15Medium ScienceWhat is the correct reason for avoiding storage of curd in a copper vessel?Class 10Chemical Substances – Nature and BehaviourMetals and Non-metalsLevel 14Medium ScienceWhile diluting acid, why should acid be added to water instead of adding water to acid?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 14Medium ScienceWhich is the safe method for mixing acid with water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Medium ScienceWhat is the correct scientific reason for avoiding storage of curd in copper or brass vessels?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Medium ScienceWhy does the solution become warm when acid is added to water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 7Medium ScienceWhy should curd and sour substances not be kept in brass or copper vessels?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 6Medium ScienceWhy does the container become hot when acid is dissolved in water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 11Medium ScienceWhy can adding water directly to concentrated acid cause an accident?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Medium ScienceWhy should acid be added slowly to water while mixing acid with water?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 10Medium ScienceWhat is the correct reason for adding concentrated sulphuric acid slowly to water during dilution?Class 10Chemical Substances – Nature and BehaviourAcids, Bases, and SaltsLevel 9Medium