Hello students welcome to msbte news in this article we have provided 22615 Fertilizer Technology Mcq Questions and Answer. This Fertilizer Technology Notes Pdf is ideal for Students who are in Third Year of Diploma in Chemical Engineering courses. By referring Fertilizer Technology Mcq Pdf for Diploma you will get to know about the paper pattern of Msbte Mcq Winter 2021 exams.
with this Mcq on Fertilizer Technology 3rd year students can practice for their upcoming Winter 2021 exams. In this Fertilizer Technology Objective Questions we have selected 30 important questions from previous year papers. you can also download Fertilizer Technology Pdf below we have given a download link.
Table of Contents
Fertilizer Technology Mcq Questions and Answer
1. Plant tranquillisers
(A) Hold back stem growth and halt plants at a desired height
(B) Cause early maturation of plants
(C) Accelerate ripening of food and grain
(D) Produce seedless fruit
Correct!
Wrong!
2. Catalytic ammonia synthesis reaction as in Haber’s process is
(A) Endothermic
(B) Exothermic
(C) Irreversible
(B) Exothermic
Correct!
Wrong!
3. Nitrogen content of a nitrogenous fertiliser is 35%. It could be
(A) Urea
(B) Ammonium nitrate
(C) Calcium ammonium nitrate (CAN)
(D) Ammonium sulphate
Correct!
Wrong!
4. Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils?
(A) Urea
(B) CAN
(C) Ammonium sulphate
(D) Calcium cyanamide
Correct!
Wrong!
5. Nitrogen content of urea is about __________ percent.
(A) 10
(B) 46
(C) 80
(D) 94
Correct!
Wrong!
6. The most suitable fertiliser for accelerating seeding or fruit formation in later stages of plant growth is __________ fertiliser.
(A) Nitrogenous
(B) Phosphatic
(C) Potassic
(D) None of these
Correct!
Wrong!
7. With increases in pressure, the conversion of Ammonium carbamate into urea
(A) Increases
(B) Decreases
(C) Remains unaltered
(D) Can either increase or decrease depends on biuret content
Correct!
Wrong!
8. Triple superphosphate is made by reacting phosphate rock with __________ acid.
(A) Phosphoric
(B) Nitric
(C) Sulphuric
(D) Hydrochloric
Correct!
Wrong!
9. Nitric acid is produced on commercial scale in a fertilizer plant by
(A) Oxidation of ammonia
(B) CaNO3 + H2SO4 reaction
(C) Passing air through high voltage electric arc
(D) None of these
Correct!
Wrong!
10. __________ catalyst is used in the production of urea from CO2 and NH3.
(A) Vanadium pentoxide
(B) No
(C) Alumina
(D) Nickel
Correct!
Wrong!
11. In ammonia synthesis (N2 + 3H2 = 2NH3), there is a decrease in total volume, hence to get high equilibrium conversion, the reaction should be carried out at
(A) Low pressure
(B) High pressure
(C) Very high temperature
(D) Atmospheric pressure; as the pressure has no effect on conversion
Correct!
Wrong!
12. Ammonium nitrate is
(A) Having about 40% N2
(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
Correct!
Wrong!
13. Tricresyl phosphate is chemically represented as
(A) (CH3 C6 H4)3 PO4
(B) Ca10(PO4)3F6
(C) (NH4)2HPO4
(D) NH4H2PO4
Correct!
Wrong!
14. Reaction of anhydrous liquid ammonia with ortho-phosphoric acid produces
(A) Ammonium phosphate
(B) Superphosphate
(C) Triple superphosphate
(D) None of these
Correct!
Wrong!
15. Nitrolime is
(A) Calcium nitrate
(B) Calcium ammonium nitrate
(C) A mixture of nitric acid and lime
(D) A mixture of ammonium nitrate and calcium nitrate
Correct!
Wrong!
16. 5-10-5 fertilisers mean that they contain
(A) 5, 10, 5% respectively of N2, P2O5 and K2O
(B) Only 5 to 10% active fertiliser constituents
(C) 5 to 10% filler & carrier of soil conditioners
(D) None of these
Correct!
Wrong!
17. Multistage operation (as in the case of catalytic oxidation of SO2) is not carried out for NH3 synthesis, because of
(A) Comparatively higher pressure drop
(B) High cost of the high pressure vessel used for the reactor
(C) Higher pumping cost
(D) Chances of entrainment and disturbance of catalyst bed
Correct!
Wrong!
18. Hydrogen is recovered from coke oven gas on commercial scale (as practiced in fertilizer plant at Rourkela) by
(A) Adsorption on palladium
(B) Cryogenic operations (low temperature cooling)
(C) Absorption (using ethanolamine or pyrogallol solution)
(D) None of these
Correct!
Wrong!
19. Steam reforming of naphtha produces ammonia synthesis gas. This is a/an __________ process.
(A) Autocatalytic
(B) Endothermic
(C) Exothermic
(D) Non-catalytic
Correct!
Wrong!
20. Catalyst used in steam reforming of naphtha is
(A) Nickel
(B) Platinum
(C) Silica gel
(D) Rhodium
Correct!
Wrong!
21. An increase in the NH3/CO2 ratio in urea manufacture results in
(A) Increased degree of conversion of CO2 to urea
(B) Decreased degree of conversion of NH3 to urea
(C) Decreased yield of urea
(D) Decreased specific volume of molten mass
Correct!
Wrong!
22. Color of nitric acid is light yellow due to the presence of
(A) NO
(B) NO2
(C) N2H5
(D) NH3
Correct!
Wrong!
23. Maximum nitrogen percentage is in
(A) Ammonium sulphate
(B) Calcium ammonium nitrate
(C) Urea
(D) Liquid ammonia
Correct!
Wrong!
24. Fauser Montecatini converter is used for
(A) Ammonia synthesis (e.g. at FCI Sindri, India)
(B) Methanation of CO and CO2
(C) Shift conversion (i.e. CO to CO2)
(D) None of these
Correct!
Wrong!
25. Fertiliser plants get their N2 requirements
(A) By fractionation of liquefied air
(B) By dissociating oxides of nitrogen
(C) From coal gas (coke oven gas)
(D) From producer gas
Correct!
Wrong!
26. Which of the following is not a commercially used feed-stock for the production of ammonia synthesis gas?
(A) Water
(B) Naphtha
(C) Tar
(D) Coal/coke oven gas
Correct!
Wrong!
27. Which of the following is not a measure component necessarily to be present in fertilisers?
(A) Nitrogen
(B) Potassium
(C) Phosphorous
(D) Sulphur
Correct!
Wrong!
29. Conditioners like finely divided peat are added to the fertiliser to
(A) Counteract burning
(B) Avoid caking & hardening
(C) Produce bulk
(D) Increase its solubility
Correct!
Wrong!
30. Yield of urea can be increased with excess ammonia and higher pressure & temperature, but because of __________ this is normally not done.
(A) Increased biuret formation
(B) High corrosion rate
(C) Increased cost of equipment
(D) All (A), (B) & (C)
Correct!
Wrong!
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22615 Fertilizer Technology Mcq Pdf
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