Fertiliser Technology Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the Osmotic pressure of the soil water becomes less than that of the plant sap Soil becomes too acidic Osmotic pressure of the soil water becomes higher than that of the plant sap Soil becomes too alkaline Osmotic pressure of the soil water becomes less than that of the plant sap Soil becomes too acidic Osmotic pressure of the soil water becomes higher than that of the plant sap Soil becomes too alkaline ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology A nitrogenous fertiliser contains 20% N₂. It could be Calcium ammonium nitrate (CAN) Ammonium nitrate Ammonium chloride Urea Calcium ammonium nitrate (CAN) Ammonium nitrate Ammonium chloride Urea ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Chemical formula of biuret is NH₂.CO.NH₂ NH₂CONHCONH₂ NH₄COONH₂ NH₃.COO.NH₃ NH₂.CO.NH₂ NH₂CONHCONH₂ NH₄COONH₂ NH₃.COO.NH₃ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Biuret formation in urea is kept at minimum (< 1 %), because it is Explosive in nature Toxic and harmful to some crops Helpful in decomposition of urea Corrosive in nature Explosive in nature Toxic and harmful to some crops Helpful in decomposition of urea Corrosive in nature ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Rock phosphate constitutes mainly of Fluorapatite Di-calcium phosphate Di-ammonium phosphate Mono-calcium phosphate Fluorapatite Di-calcium phosphate Di-ammonium phosphate Mono-calcium phosphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following is the costliest method for commercial production of hydrogen for ammonia synthesis? Steam reforming of naphtha Cracking of natural gas Electrolysis of water H? separation from coke oven gas Steam reforming of naphtha Cracking of natural gas Electrolysis of water H? separation from coke oven gas ANSWER DOWNLOAD EXAMIANS APP
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