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Fertiliser Technology

Fertiliser Technology
The main constituent of rock phosphate is

None of these
Fluorspar
Mono-calcium phosphate
Di-calcium phosphate

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Fertiliser Technology
Ammonia synthesis reaction is

None of these
Exothermic
Autocatalytic
Endothermic

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Fertiliser Technology
Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits?

Nitrogenous fertilisers
Potassic fertiliser
None of these
Phosphatic fertilisers

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Fertiliser Technology
Urea (a nitrogeneous fertiliser) is produced from carbon dioxide and

Nitric oxide
Nitric acid
Ammonia
Ammonium nitrate

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Fertiliser Technology
Base suspension fertiliser essentially contains

13% N₂ and 43% P₂O₅
43% N₂ and 13% K₂O
43% N₂ and 13% P₂O₅
43% K₂O and 43% P₂O₅

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Fertiliser Technology
H₄P₂O₇ is the chemical formula of __________ phosphoric acid.

Ortho
Meta
Pyro
None of these

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