Bio-fertilisers are cheaper, renewable and pollution free. They improve the _____________ of the soil?

Related Mcqs:

Nitrogen content of urea is about _____________ percent ?

A. 10 B. 46 C. 80 D. 94...

Heating of coke, sand & phosphate rock in an electric furnace is done for the manufacture of_________________?

A. Phosphoric acid B. Superphosphate C. Phosphorous D. Triple superphosphate...

The optimum size of the ammonia plant is ______________ tons/day?

A. 10 B. 100 C. 1000 D. 1000...

Biuret formation in urea is kept at minimum (< 1 %), because it is___________________?

A. Corrosive in nature B. Toxic and harmful to some crops C. Helpful in decomposition of urea D. Explosive in nature...

Potassic fertilisers do not promote the development of ______________________?

A. Stems & leaves during early stage of plant growth B. Starches of potatoes & grains C. Sugar of fruits & vegetables D. Fibrous materials of plants...