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Home ‣ Chemical Engineering ‣ Fertiliser Technology See What Others Are Saying!
  • Question

  • Pick out the wrong statement.


  • Options
  • A. Nitrogen is normally supplied in fertiliser either in ammoniacal or the nitrate form, from which the soil takes it up in the form of ammonium ions or nitrate ions and forms amino acids.
  • B. Calcium present in the fertiliser helps in correcting the soil acidity.
  • C. Particle size range of a good grannular fertiliser is 10-15 mesh and it contains less moisture as compared to finely divided powder form of fertiliser.
  • D. Ammonium nitrate fertiliser is obtained as a by-product in an integrated steel plant having by-product coke ovens.

  • Correct Answer
  • Ammonium nitrate fertiliser is obtained as a by-product in an integrated steel plant having by-product coke ovens. 

    • More questions

    • 1. Both tritium and deuterium have the same number of

    • Options
    • A. neutrons
    • B. electrons
    • C. protons
    • D. nucleons
      • Discuss
    • 2. °API gravity of water at N.T.P. is about

    • Options
    • A. 0
    • B. 1
    • C. 10
    • D. 100
      • Discuss
    • 3. Carbon Content by weight in air dried wood may be about __________ percent.

    • Options
    • A. 10
    • B. 25
    • C. 50
    • D. 80
      • Discuss
    • 4. Energy produced in the nuclear fission is of the order of __________ MeV.

    • Options
    • A. 20
    • B. 200
    • C. 1000
    • D. 2000
      • Discuss
    • 5.  for a Tee (used as elbow, entering run) would be around

    • Options
    • A. 5
    • B. 60
    • C. 200
    • D. 350
      • Discuss
    • 6. 200 mesh seive size corresponds to __________ microns.

    • Options
    • A. 24
    • B. 74
    • C. 154
    • D. 200
      • Discuss
    • 7. Polycaprolactum is also known as

    • Options
    • A. nylon-66
    • B. nylon-6
    • C. teflon
    • D. SBR
      • Discuss
    • 8. Carbon/hydrogen ratio (by weight) is maximum (out of following) for

    • Options
    • A. gasoline
    • B. kerosene
    • C. light gas oil
    • D. heavy fuel oil
      • Discuss
    • 9. Salt content in sea water is about __________ percent.

    • Options
    • A. 0.5
    • B. 1
    • C. 3.5
    • D. 10
      • Discuss
    • 10. Refractoriness/fusion points of 'superduty' refractories is __________ °C.

    • Options
    • A. 1520-1630
    • B. 1630-1670
    • C. > 1730
    • D. > 2000
      • Discuss

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