A. 4-5
B. 7-8
C. 9-10
D. 12-13
Related Mcqs:
- A fertiliser plant is classified as a gas based fertiliser plant, when it uses ______________ gas as a source of hydrogen for the manufacture of ammonia?
A. Coke oven
B. Producer
C. Natural
D. Coal - 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 - Fertiliser value of a nitrogenous fertiliser is expressed in terms of its ______________ content?
A. N2
B. KNO3
C. NO2
D. NHO3 - NPK fertiliser is a _______________ fertiliser?
A. Complex
B. Mixed
C. Nitrogenous
D. Phosphatic - Which fertiliser is made (using coke oven gas) in by products plant of an integrated steel plant ?
A. Urea
B. CAN
C. Ammonium sulphate
D. Superphosphate - Steam reforming of naphtha is a source of hydrogen production for nitrogenous fertiliser industry. What is the usual ratio of steam to carbon maintained in the process of steam reforming of naphtha ?
A. 1.5 : 1
B. 3.5 : 1
C. 10 : 1
D. 15 : 1 - The optimum size of the ammonia plant is ______________ tons/day?
A. 10
B. 100
C. 1000
D. 1000 - Nitric acid is produced on commercial scale in a fertiliser plant by___________________?
A. Oxidation of ammonia
B. CaNO3 + H2SO4 reaction
C. Passing air through high voltage electric arc
D. None of these - Naphtha in a fertiliser plant is used as a source of___________________?
A. Fuel
B. H2
C. N2
D. O2 - Which nutrient in fertiliser makes the plant stems stronger and increases branching ?
A. Nitrogen
B. Phosphorous
C. Potassium
D. Calcium
