Fertiliser Technology Which of the following does not come under the category of 'secondary nutrient' for plant growth? Magnesium Sulphur Calcium Oxygen Magnesium Sulphur Calcium Oxygen ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology P₂O₅ content in superphosphate is about __________ percent. 85-90 15-20 30-35 65-70 85-90 15-20 30-35 65-70 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology During nitric acid manufacture, catalytic oxidation of ammonia at 800°C in presence of platinum catalyst produces nitrogen oxide. Conversion of NH₃ to NO is about __________ percent. 98 38 68 82 98 38 68 82 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Prilling of urea should be accomplished (in a sprayer) just above the melting point of urea with minimum of retention time, otherwise it will result in Non-spherical prills Substantially wet non-flowing and sticky product Low bulk density product Biuret formation Non-spherical prills Substantially wet non-flowing and sticky product Low bulk density product Biuret formation ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Temperature and pressure in ammonia converter is 450 atm, 200°C 200 atm, 1000°C 450 atm, 550°C 450 atm, 1000°C 450 atm, 200°C 200 atm, 1000°C 450 atm, 550°C 450 atm, 1000°C ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitrolime is Calcium nitrate Calcium ammonium nitrate A mixture of ammonium nitrate and calcium nitrate A mixture of nitric acid and lime Calcium nitrate Calcium ammonium nitrate A mixture of ammonium nitrate and calcium nitrate A mixture of nitric acid and lime ANSWER DOWNLOAD EXAMIANS APP
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