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Oxygen

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

ScienceWhich raw material is considered the source of oxygen released during photosynthesis?Class 10World of LivingLife ProcessesLevel 24Hard ScienceThe role of water in photosynthesis is not limited to water supply. What is one major result of its use?Class 10World of LivingLife ProcessesLevel 23Medium ScienceFrom the splitting of which substance do plants obtain oxygen during photosynthesis?Class 10World of LivingLife ProcessesLevel 24Medium ScienceWhy is complete breakdown of food possible in aerobic respiration?Class 10World of LivingLife ProcessesLevel 24Medium ScienceWhy is it necessary for glucose and oxygen to reach cells?Class 10World of LivingLife ProcessesLevel 23Medium ScienceWhen does anaerobic respiration occur?Class 10Life ProcessesRespirationLevel 24Easy ScienceWhich gas is required in aerobic respiration?Class 10Life ProcessesRespirationLevel 24Easy ScienceRespiration occurring in the presence of oxygen is called what?Class 10Life ProcessesRespirationLevel 23Easy ScienceWhich gas do plants release during photosynthesis?Class 10Carbon and its CompoundsHydrocarbonsLevel 23Easy ScienceIn blood, oxygen is mainly carried by binding with what?Class 10Life ProcessesTransportationLevel 22Easy ScienceWhat is respiration in the absence of oxygen called?Class 10Life ProcessesRespirationLevel 22Easy ScienceWhat is respiration in the presence of oxygen called?Class 10Life ProcessesRespirationLevel 22Easy ScienceWhich gas do plants release during photosynthesis?Class 10World of LivingLife ProcessesLevel 22Easy ScienceWhy is sufficient oxygen necessary for complete combustion of methane?Class 10Carbon and its CompoundsHydrocarbonsLevel 15Medium ScienceWhich pair correctly identifies the brown gas and the colourless gas produced when lead nitrate is heated?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 4Expert ScienceWhich colourless gas is evolved during the thermal decomposition of lead nitrate?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Expert ScienceUnder which condition will iron rust the most?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5Medium ScienceWhich process generally occurs when oxygen is added to a substance?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5Easy ScienceWhich gas is produced at the anode during the electrolysis of acidified water?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 3Medium ScienceIn a combustion reaction fuel generally burns in the presence of which gas?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 7Easy