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Chemical Engineering

Fertiliser Technology MCQs

Practice Fertiliser Technology MCQs for competitive exams.

Fertiliser Technology MCQs

Practice questions from this topic.

Nitro-phosphate (manufactured at Trom-bay) is a __________ fertiliser.

  1. A. Mixed
  2. B. Complex
  3. C. Highly hygroscopic
  4. D. Highly explosive
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Superphosphate is manufactured by reacting phosphate rock with

  1. A. Acetic acid
  2. B. Sulphuric acid
  3. C. Aluminium chloride
  4. D. None of these
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Out of the following, N 2 content is minimum in

  1. A. Urea
  2. B. Ammonium nitrate
  3. C. Ammonium sulphate
  4. D. Ammonium chloride
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In natural gas, the C/H ratio (by weight) varies in the range of

  1. A. 3-4
  2. B. 8-10
  3. C. 15-17
  4. D. 20-25
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Vetrocoke solution is

  1. A. A mixture of K 2 CO 3 and As 2 O 3
  2. B. K 2 SO 4
  3. C. A mixture of Na 2 CO 3 and As 2 O 3
  4. D. Na 2 SO 4
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Hydrogen content of coke oven gas is __________ percent.

  1. A. 4
  2. B. 22
  3. C. 58
  4. D. 84
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Bio-fertilisers are cheaper, renewable and pollution free. They improve the __________ of the soil.

  1. A. Nutrient supply
  2. B. Texture
  3. C. Water holding capacity
  4. D. All of the above
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Commercial fertilisers are available mostly in the form of

  1. A. Powder
  2. B. Grannules
  3. C. Lumps
  4. D. Flakes
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Catalyst used in ammonia synthesis uses __________ as a promoter.

  1. A. Pt
  2. B. K 2 O
  3. C. Al 2 O 3
  4. D. Ni
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A mixture of phosphate rock __________ is heated in an electric furnace to produce phosphorous.

  1. A. Salt & coke
  2. B. Sand & coke
  3. C. And coke
  4. D. And sand
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Urea is represented as

  1. A. NH 2 .CO.NH 2
  2. B. NH 3 CO.CH 3
  3. C. NH.CO 2 .NH
  4. D. NH 3 .CO 2 .NH 3
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Urea is formed only

  1. A. In liquid phase
  2. B. In vapour phase
  3. C. At very high temperature
  4. D. At very low pressure (vacuum)
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