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

1. Catalyst used in steam reforming of naphtha is

 
 
 
 

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

 
 
 
 

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

 
 
 
 

4. Rock phosphate constitutes mainly of

 
 
 
 

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

 
 
 
 

6. Main component of bone ash is

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

10. Phosphatic fertilisers

 
 
 
 

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