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Fertiliser Technology

Fertiliser Technology
Nitrolime is chemically known as

Calcium ammonium nitrate (CAN)
Ammonium nitrate
Calcium nitrate
None of these

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Fertiliser Technology
Which of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth?

Nitrogeneous fertiliser
Phosphatic fertiliser
None of these
Potassic fertiliser

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

Exothermic
Catalytic
Endothermic
Reversible

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Fertiliser Technology
Steam reforming of naphtha is a source of hydrogen production for nitrogeneous fertiliser industry. What is the usual ratio of steam to carbon maintained in the process of steam reforming of naphtha?

0.62569444444444
0.41736111111111
1.5:1
3.5:1

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

Ammonium phosphate
Superphosphate
Phosphoric acid
Phosphorous

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Fertiliser Technology
The most suitable fertiliser for accelerating seeding or fruit formation in later stages of plant growth is __________ fertiliser.

None of these
Potassic
Nitrogenous
Phosphatic

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