Chemistry Nitrogen fixation is a process of Utilisation of nitrogen gas Assimilation of nitrate Conversion of molecular nitrogen to ammonia Conversion of organic nitrogen to proteins Utilisation of nitrogen gas Assimilation of nitrate Conversion of molecular nitrogen to ammonia Conversion of organic nitrogen to proteins ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ? Methyl red Methyl orange Methylene blue Phenolphthaline Methyl red Methyl orange Methylene blue Phenolphthaline ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water can be separated from alcohol water mixture by Evaporation Sublimation Distillation Decantation Evaporation Sublimation Distillation Decantation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as preservative for foodstuff ? Sodium Chloride Sodium Benzoate Picric acid Glycerine Sodium Chloride Sodium Benzoate Picric acid Glycerine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of d-electrons in Fe2+ (Z = 26) is not equal to that of d-electrons in Fe(Z = 26) p-electrons in CI(Z = 17) p-electrons in Ne(Z = 10) s-electrons in Mg(Z = 12) d-electrons in Fe(Z = 26) p-electrons in CI(Z = 17) p-electrons in Ne(Z = 10) s-electrons in Mg(Z = 12) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Extensively used nitrogenous fertilizer is Ammonium sulphate Nitro-lime Urea Ammonium nitrate Ammonium sulphate Nitro-lime Urea Ammonium nitrate ANSWER DOWNLOAD EXAMIANS APP