Which of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth ?

Related Mcqs:

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...

A mixture of phosphate rock ______________ is heated in an electric furnace to produce phosphorous?

A. Salt & coke B. Sand & coke C. And coke D. And sand...

Electric process as compared to wet process (for the manufacture of phosphoric acid) ?

A. Can use only high grade phosphate rock B. Is used less frequently C. Produces a valuable by-product called gypsum D. Is weak acid process...

C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about_________________?

A. 2 B. 6 C. 13 D. 20...

Reaction of calcium Fluorapatite with sulphuric acid produces ___________________?

A. Ortho-phosphoric acid B. Simple superphosphate C. Triple superphosphate D. Red phosphorous...