Fertiliser Technology - Section 1 (3)

Directions to Solve

Fertiliser Technology - Section 1

Fertilizer technology is a field and there are many problematic
MCQs available in this section which are related to this field. You can solve to test your aptitude
level in this field.

17. 

Vetrocoke solution is
A. a mixture of K2CO3 and As2O3.
B. K2SO4.
C. a mixture of Na2CO3 and As2O3.
D. Na2SO4.

Answer: Option A

Explanation:

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18. 

Superphosphate is manufactured by reacting phosphate rock with
A. acetic acid
B. sulphuric acid
C. aluminium chloride
D. none of these

Answer: Option B

Explanation:

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19. 

Lower temperature and large excess of ammonia in urea melt
A. increases biuret formation
B. decreases biuret formation
C. is undersirable
D. does not effect biuret formation

Answer: Option B

Explanation:

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20. 

Ammonium sulphate fertiliser is
A. the highest concentration nitrogenous fertiliser.
B. the best fertiliser for paddy.
C. a basic fertiliser.
D. a neutral fertiliser.

Answer: Option B

Explanation:

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21. 

Which is the most suitable fertiliser for paddy ?
A. CAN
B. Ammonium sulphate
C. Ammonium nitrate
D. Superphosphate

Answer: Option B

Explanation:

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22. 

CO2 present in reformed gas (obtained by steam reforming of naphtha) is removed by absorbing in
A. mono-ethanolamine (MEA)
B. slaked lime
C. ammoniacal liquor
D. Methyl-Ethyl Ketone (MEK)

Answer: Option A

Explanation:

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23. 

Calcium ammonium nitrate (CAN) is
A. a mixed fertiliser
B. a straight fertiliser
C. a complex fertiliser
D. not a fertiliser ; it is an explosive

Answer: Option C

Explanation:

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24. 

Urea is a __________ fertiliser.
A. nitrogenous
B. potassic
C. phosphatic
D. none of these

Answer: Option A

Explanation:

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