40 TOP Fertiliser Technology Online Test – Multiple Choice Questions and Answers

1. Phosphatic fertilisers


2. Ammonium nitrate (is mixed with limestone) is not used as fertiliser as such, because


3. Heating of orthophosphoric acid to about 900°C, produces


4. In __________ converter for ammonia synthesis, the catalyst is arranged in the form of a single continuous bed


5. Main component of bone ash is


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


7. Catalyst used in steam reforming of naphtha is


8. Which of the following is not a commercially used feed-stock for the production of ammonia synthesis gas?


9. Rock phosphate constitutes mainly of


10. The optimum size of the ammonia plant is __________ tons/day


Question 1 of 10

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