Fertiliser Technology Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the Soil becomes too acidic Osmotic pressure of the soil water becomes higher than that of the plant sap Osmotic pressure of the soil water becomes less than that of the plant sap Soil becomes too alkaline Soil becomes too acidic Osmotic pressure of the soil water becomes higher than that of the plant sap Osmotic pressure of the soil water becomes less than that of the plant sap Soil becomes too alkaline ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Yield of urea can be increased with excess ammonia and higher pressure & temperature, but because of __________ this is normally not done. High corrosion rate Increased cost of equipment Increased biuret formation All of these High corrosion rate Increased cost of equipment Increased biuret formation All of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Potassic fertilisers Stimulate early growth and accelerate seeding Are useful during early stage of the plant growth Help in development of starches of potatoes and grain None of these Stimulate early growth and accelerate seeding Are useful during early stage of the plant growth Help in development of starches of potatoes and grain None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Hydrogen is recovered from coke oven gas on commercial scale (as practised in fertiliser plant at Rourkela) by Cryogenic operations (low temperature cooling) 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 ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology __________ catalyst is used in the production of urea from CO₂ and NH₃. No Nickel Vanadium pentoxide Alumina No Nickel Vanadium pentoxide Alumina ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Triple superphosphate which contains about 46% P₂O₅ is produced by the reaction of phosphate rock with ortho phosphoric acid of____percent concentration. 75-80 52-54 > 98 25-28 75-80 52-54 > 98 25-28 ANSWER DOWNLOAD EXAMIANS APP
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