Fertiliser Technology Which of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth? Potassic fertiliser None of these Phosphatic fertiliser Nitrogeneous fertiliser Potassic fertiliser None of these Phosphatic fertiliser Nitrogeneous fertiliser ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology __________ is the most suitable fertiliser for paddy. Potassium nitrate Urea Superphosphate Ammonium sulphate Potassium nitrate Urea Superphosphate Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Use of catalyst is a must in the ammonia manufacture, because the reaction is reversible as well as the heat of dissociation of N₂ & H₂ is high. The presence of promoter along with the catalyst helps in __________ of the catalyst. Increasing the effectiveness Stabilisation All of these Improving the strength & heat resistance Increasing the effectiveness Stabilisation All of these Improving the strength & heat resistance ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Nitric acid is produced on commercial scale in a fertiliser plant by Oxidation of ammonia None of these Passing air through high voltage electric arc CaNO₃ + H₂SO₄ reaction Oxidation of ammonia None of these Passing air through high voltage electric arc CaNO₃ + H₂SO₄ reaction ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Reaction of dilute sulphuric acid with phosphate rock produces Triple superphosphate Gypsum Superphosphate Phosphoric acid Triple superphosphate Gypsum Superphosphate Phosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Dehydration of ammonium carbamate to yield urea is a/an __________ reaction. Endothermic Catalytic Exothermic Autocatalytic Endothermic Catalytic Exothermic Autocatalytic ANSWER DOWNLOAD EXAMIANS APP
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