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Fertiliser Technology

Fertiliser Technology
Nitro-phosphate (manufactured at Trom-bay) is a __________ fertiliser.

Highly explosive
Highly hygroscopic
Mixed
Complex

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Fertiliser Technology
Heating a mixture of phosphate rock, coke and sand in an electric furnace produces

Phosphorous
Phosphoric acid
Superphosphate
Ammonium phosphate

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

Ammonium sulphate
Urea
Superphosphate
Calcium ammonium nitrate

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Fertiliser Technology
Action of phosphoric acid on rock phosphate produces

Diammonium phosphate
Superphosphate
Nitrophosphate
Triple superphosphate

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Fertiliser Technology
Promoter used in NH₃ synthesis catalyst is

SiO₃
U₂O₃
K₂O
V₂O₅

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Fertiliser Technology
Electric furnace method for production of phosphorous uses phosphate rock

Silica and coke
And phosphoric acid
And sulphuric acid
And coke

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