Fertiliser Technology MCQs with answers Page - 3

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A

Admin • 833.24K Points
Coach

Q. Ammonium phosphate is a _________ fertiliser.

  • (A) Nitrogenous
  • (B) Phosphatic
  • (C) Complex
  • (D) Mixed

A

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Q. Ammonium nitrate is

  • (A) Having about 40% N4
  • (B) Not hygroscopic
  • (C) Not prone to explosive thermal decomposition
  • (D) Mixed with limestone powder to reduce its explosive nature before using it as a fertilizer

A

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

  • (A) Increase its nitrogen content
  • (B) Cut down its production cost
  • (C) Avoid the risk of explosion
  • (D) Add extra nutrient as fertiliser

A

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Q. Ammonia synthesis reaction is

  • (A) Exothermic
  • (B) Endothermic
  • (C) Autocatalytic
  • (D) None of these

A

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Coach

Q. Ammonia synthesis gas is produced from natural gas by

  • (A) Thermal cracking
  • (B) Steam reforming
  • (C) Partial oxidation
  • (D) Hydrogenation

A

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Q. Ammonia synthesis gas is produced from fuel oil by

  • (A) Steam reforming
  • (B) Hydro-cracking
  • (C) Partial oxidation
  • (D) Hydrogenation

A

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Q. Action of phosphoric acid on rock phosphate produces

  • (A) Superphosphate
  • (B) Triple superphosphate
  • (C) Nitrophosphate
  • (D) Diammonium phosphate

A

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Q. A Potassic fertiliser contains 50% K2O. It could be

  • (A) Potassium sulphate
  • (B) Potassium chloride
  • (C) A mixture of NaCl + KCl
  • (D) None of these

A

Admin • 833.24K Points
Coach

Q. A phosphatic fertiliser contains 16% P2O5. It could be

  • (A) Dicalcium phosphate
  • (B) Superphosphate
  • (C) Triple superphosphate
  • (D) None of these

A

Admin • 833.24K Points
Coach

Q. A nitrogenous fertiliser contains 20% N4. It could be

  • (A) Ammonium nitrate
  • (B) Calcium ammonium nitrate (CAN)
  • (C) Urea
  • (D) Ammonium chloride

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