FERTILISER TECHNOLOGY QUIZ

Potassic fertilisers

Help in development of starches of potatoes and grain

Are useful during early stage of the plant growth

None of these

Stimulate early growth and accelerate seeding

TRUE ANSWER : ?
YOUR ANSWER : ?

Conversion achieved in HNO₃ synthesis with the use of platinum catalyst is about 95-97%. The rate of formation of nitrogen dioxide from the oxidation of nitric acid is favoured by

Decreasing the temperature

Increasing the temperature

Decreasing the pressure

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Plant tranquillisers

Accelerate ripening of food and grain

Produce seedless fruit

Hold back stem growth and halt plants at a desired height

Cause early maturation of plants

TRUE ANSWER : ?
YOUR ANSWER : ?

Liquid ammonia and 60% nitric acid reaction (which produces ammonium nitrate) is

None of these

Exothermic

Autocatalytic

Endothermic

TRUE ANSWER : ?
YOUR ANSWER : ?

pH value of soil is maintained at __________ by the addition of fertiliser for optimum growth and health of the plant.

44020

44084

43926

44178

TRUE ANSWER : ?
YOUR ANSWER : ?

Potassic fertiliser is graded based on its __________ content.

K₂SO₄

KNO₃

K₂O

KCl

TRUE ANSWER : ?
YOUR ANSWER : ?

NPK means a __________ fertiliser.

Liquid

Mixed

Solid

Potassic

TRUE ANSWER : ?
YOUR ANSWER : ?

Fauser Monte Catini converter is used for

Shift conversion (i.e. CO to CO₂)

None of these

Methanation of CO and CO₂

Ammonia synthesis (e.g. at FCI Sindri)

TRUE ANSWER : ?
YOUR ANSWER : ?

Reaction of __________ acid with phosphate rock produces superphosphates.

Sulphuric

Nitric

Hydrochloric

Phosphoric

TRUE ANSWER : ?
YOUR ANSWER : ?

Vetrocoke solution is

A mixture of Na₂CO₃ and As₂O₃

A mixture of K₂CO₃ and As₂O₃

Na₂SO₄

K₂SO₄

TRUE ANSWER : ?
YOUR ANSWER : ?

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