A. Nature of soil
B. Type of crop
C. pH of soil
D. None of these
Related Mcqs:
- 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 - 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 - NPK fertiliser is a _______________ fertiliser?
A. Complex
B. Mixed
C. Nitrogenous
D. Phosphatic - Fertiliser value of a nitrogenous fertiliser is expressed in terms of its ______________ content?
A. N2
B. KNO3
C. NO2
D. NHO3 - ______________ is the most suitable fertiliser for paddy?
A. Urea
B. Ammonium sulphate
C. Superphosphate
D. Potassium nitrate - Naphtha in a fertiliser plant is used as a source of___________________?
A. Fuel
B. H2
C. N2
D. O2 - Potassic fertiliser is graded based on its ______________ content?
A. KCl
B. K2O
C. KNO3
D. K2SO4 - Urea (a nitrogenous fertiliser) is produced from carbon dioxide and__________________?
A. Nitric acid
B. Ammonia
C. Ammonium nitrate
D. Nitric oxide - 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 - 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
