Fertiliser Technology Optimum reaction temperature in steam reforming of naphtha is __________ °C. 300 - 450 700 - 1000 100-200 1500-1700 300 - 450 700 - 1000 100-200 1500-1700 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Though liquid ammonia itself is a fertiliser (with 82% nitrogen content) yet it is commonly not used as such in a tropical country like India, because it Vaporises at normal temperature Is in short supply Is toxic and highly corrosive Has a pungent smell Vaporises at normal temperature Is in short supply Is toxic and highly corrosive Has a pungent smell ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Hydrogen is recovered from coke oven gas on commercial scale (as practised in fertiliser plant at Rourkela) by None of these Absorption (using ethanolamine or pyragalloll solution) Adsorption on palladium Cryogenic operations (low temperature cooling) None of these Absorption (using ethanolamine or pyragalloll solution) Adsorption on palladium Cryogenic operations (low temperature cooling) ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth? Phosphatic fertiliser None of these Potassic fertiliser Nitrogeneous fertiliser Phosphatic fertiliser None of these Potassic fertiliser Nitrogeneous fertiliser ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology P₂O₅ content in superphosphate is about __________ percent. 15-20 30-35 65-70 85-90 15-20 30-35 65-70 85-90 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils? Urea Ammonium sulphate Calcium cyanamide CAN Urea Ammonium sulphate Calcium cyanamide CAN ANSWER DOWNLOAD EXAMIANS APP
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