FERTILISER TECHNOLOGY QUIZ

Ammonium nitrate (a fertiliser) is coated with limestone powder to

Cut down its production cost

Avoid the risk of explosion

Increase its nitrogen content

Add extra nutrient as fertiliser

TRUE ANSWER : ?
YOUR ANSWER : ?

Nitrogen content of calcium ammonium nitrate (CAN) is __________ percent.

25

10

80

50

TRUE ANSWER : ?
YOUR ANSWER : ?

In the manufacture of urea, the intermediate chemical formed is

Biuret

Ammonium carbamate

Ammonium carbonate

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Conditioners like finely divided peat are added to the fertiliser to

Counteract burning

Produce bulk

Increase its solubility

Avoid caking & hardening

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits?

None of these

Potassic fertiliser

Nitrogenous fertilisers

Phosphatic fertilisers

TRUE ANSWER : ?
YOUR ANSWER : ?

Action of phosphoric acid on rock phosphate produces

Diammonium phosphate

Nitrophosphate

Triple superphosphate

Superphosphate

TRUE ANSWER : ?
YOUR ANSWER : ?

Fertilizer plant getting its hydrogen requirement partly from coke oven gas is situated at

Nangal (under NFL)

Barauni (under HFC)

Rourkela (under SAIL)

Talchar (under FCI)

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following fertilisers contains the least percentage of nitrogen?

Ammonium phosphate

Urea

Liquid ammonia

Ammonium sulphate

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following set of conditions is favourable for the maximum yield of ammonia by Haber's process?

Low pressure, high reactants concentration, low temperature

High pressure, low reactants concentration, high temperature

High pressure, high reactants concentration, low temperature

High pressure, low reactants concentration, low temperature

TRUE ANSWER : ?
YOUR ANSWER : ?

Phosphatic fertilisers

Are useful during early stage of the plant growth

Lessen the effect of excessive nitrogen application

Accelerate fruit formation in later stages of growth

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?