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Fertiliser Technology

Fertiliser Technology
Maximum nitrogen percentage is in

Liquid ammonia
Urea
Calcium ammonium nitrate
Ammonium sulphate

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Fertiliser Technology
Bio-fertilisers are cheaper, renewable and pollution free. They improve the __________ of the soil.

Water holding capacity
Texture
Nutrient supply
All of these

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Fertiliser Technology
Nitrogen content in ammonium sulphate (a fertiliser) is around __________ percent.

50
20
5
65

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

CO₂ & KNO₃
HNO₃ & NH₄Cl
HNO₃ & limestone
CO₂ & H₂SO₄

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Fertiliser Technology
Red phosphorous is changed into white phosphorous by

Vaporisation followed by condensation
None of these
Heating in presence of light
Melting under pressure

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Fertiliser Technology
Ammonium sulphate fertiliser is

The best fertiliser for paddy
The highest concentration nitrogenous fertiliser
A neutral fertiliser
A basic fertiliser

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