Fertilizer Technology — Test 5
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Question 1
Which nutrient in fertiliser makes the plant stems stronger and increases branching ?
Question 2
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__________________?
Question 3
A Potassic fertiliser contains 50% K2O. It could be _________________?
Question 4
_____________ is the undesirable by-product produced in the manufacture of urea ?
Question 5
Temperature and pressure in urea autoclave is_________________?
Question 6
Coal based fertiliser plants at Ramagundam (Andhra Pradesh) and Talcher (Orissa) ?
Question 7
During conversion of ammonium carbamate into urea, presence of large excess of water______________?
Question 8
Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the__________________?
Question 9
The essential ingredient of all the synthesis gas is___________________?
Question 10
CO2 present in reformed gas (obtained by steam reforming of naphtha) is removed by absorbing in _________________?