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Fertiliser Technology

Fertiliser Technology
Dehydration of ammonium carbamate (to produce urea) is a/an __________ reaction.

Reversible
Endothermic
Catalytic
Exothermic

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Fertiliser Technology
Reaction of __________ acid with phosphate rock produces superphosphates.

Sulphuric
Phosphoric
Hydrochloric
Nitric

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Fertiliser Technology
Urea is a __________ fertiliser.

Phosphatic
Potassic
Nitrogenous
None of these

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Fertiliser Technology
A phosphatic fertiliser contains 16% Pā‚‚Oā‚…. It could be

Dicalcium phosphate
Superphosphate
Triple superphosphate
None of these

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Fertiliser Technology
Two gas based fertiliser plants are located in

Maharashtra and Gujarat
Gujarat and Madhya Pradesh
Maharashtra and Orissa
Jharkhand and Chattisgarh

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Fertiliser Technology
In calcium ammonium nitrate (CAN) fertil-ser

Nitrate nitrogen is slower acting
None of these
Ammoniacal nitrogen is quick acting
Nitrate nitrogen is quick acting

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