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Fertiliser Technology

Fertiliser Technology
Rock phosphate constitutes mainly of

Mono-calcium phosphate
Fluorapatite
Di-ammonium phosphate
Di-calcium phosphate

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Fertiliser Technology
__________ is not a fertiliser.

Ammonium sulphate
Liquid ammonia
Calcium ammonium nitrate
Ferrous sulphate

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Fertiliser Technology
Sodium tri poly phosphate (STPP) is chemically represented as

Na₄P3O₈
Na₂PO₄
Na₃P4O₆
Na₅P3O₁₀

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Fertiliser Technology
Potassic fertilisers do not promote the development of

Fibrous materials of plants
Stems & leaves during early stage of plant growth
Sugar of fruits & vegetables
Starches of potatoes & grains

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

Ammonia
Nitric oxide
Ammonium nitrate
Nitric acid

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Fertiliser Technology
H₃PO₄ is the chemical formula of __________ phosphoric acid.

None of these
Meta
Ortho
Pyro

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