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Fertiliser Technology

Fertiliser Technology
Which is the best fertiliser for paddy?

Superphosphate
Nitro-phosphate
Potassium nitrate
Ammonium sulphate

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Fertiliser Technology
NPK fertiliser is a __________ fertiliser.

Complex
Phosphatic
Mixed
Nitrogenous

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Fertiliser Technology
Reaction of nitric acid and sulphuric acid with phosphate rock produces

Tricresyl phosphate
Diammonium phosphate
Nitrophosphate
Tributyl phosphate

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Fertiliser Technology
Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the

Presence of an inert atmosphere
Presence of an oxidising atmosphere
Absence of air
Presence of a reducing atmosphere

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Fertiliser Technology
__________ is required more for leafy crops.

Phosphorous
Nitrogen
Potassium
Carbon

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Fertiliser Technology
Which of the following fertilisers is used as a cattle feed?

Calcium ammonium nitrate
Superphosphate
Urea
Ammonium sulphate

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