FERTILISER TECHNOLOGY QUIZ

Urea is represented as

NH₃.CO₂.NH₃

NH.CO₂.NH

NH₂.CO.NH₂

NH₃CO.CH₃

TRUE ANSWER : ?
YOUR ANSWER : ?

Raw materials required for the production of CAN (Calcium ammonium nitrate) is NH₃

CO₂ & KNO₃

HNO₃ & limestone

CO₂ & H₂SO₄

HNO₃ & NH₄Cl

TRUE ANSWER : ?
YOUR ANSWER : ?

An increase in the NH₃/CO₂ ratio in urea manufacture results in

Increased degree of conversion of CO₂ to urea

Decreased degree of conversion of NH₃ to urea

Decreased yield of urea

Decreased specific volume of molten mass

TRUE ANSWER : ?
YOUR ANSWER : ?

Effectiveness of a fertiliser is independent of the

None of these

PH of soil

Type of crop

Nature of soil

TRUE ANSWER : ?
YOUR ANSWER : ?

Fertiliser plant making ammonium sulphate employing gypsum-ammonia reaction (usual practice is to use ammonia and sulphuric acid) is located at

Baroda (under G.S.F.C.)

Bokaro (under SAIL)

Sindri (under FCI)

Rourkela (under SAIL)

TRUE ANSWER : ?
YOUR ANSWER : ?

Oxidation of ammonia is

Exothermic

Endothermic

Autocatalytic

Non-catalytic

TRUE ANSWER : ?
YOUR ANSWER : ?

Monte catini process is used for the manufacture of

Calcium ammonium nitrate (CAN)

Urea

Nitric acid

Phosphoric acid

TRUE ANSWER : ?
YOUR ANSWER : ?

Ammonium nitrate is

Having about 40% N₂

Not hygroscopic

Mixed with limestone powder to reduce its explosive nature before using it as a fertilizer

Not prone to explosive thermal decomposition

TRUE ANSWER : ?
YOUR ANSWER : ?

Potassic fertilisers do not promote the development of

Starches of potatoes & grains

Stems & leaves during early stage of plant growth

Fibrous materials of plants

Sugar of fruits & vegetables

TRUE ANSWER : ?
YOUR ANSWER : ?

Leaching of phosphate rock by strong __________ acid produces phosphoric acid.

Sulphuric

Hydrochloric

Either A or B

Neither A nor B

TRUE ANSWER : ?
YOUR ANSWER : ?

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