Electric furnace method for production of phosphorous uses phosphate rock and _________________________?

Related Mcqs:

Maximum nitrogen percentage is in________________?

A. Ammonium sulphate B. Calcium ammonium nitrate C. Urea D. Liquid ammonia...

Potassic fertilisers__________________?

A. Are useful during early stage of the plant growth B. Stimulate early growth and accelerate seeding C. Help in development of starches of potatoes and grain D. None of these...

_____________ is not a fertiliser?

A. Calcium ammonium nitrate B. Ferrous sulphate C. Liquid ammonia D. Ammonium sulphate...

Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the__________________?

A. Osmotic pressure of the soil water becomes less than that of the plant sap B. Soil becomes too alkaline C. Osmotic pressure of the soil water becomes higher than that of the plant sap D. Soil becomes too acidic...

Main component of bone ash is _________________?

A. Calcium sulphate B. Calcium phosphate C. Calcium carbonate D. Sodium phosphate...