The fertility of the soil is improved by________________?

Related Mcqs:

The composition of mixture of clay and lime stone in the raw for cement material is __________________?

A. 75% lime stone and 25% clay B. 25% lime stone and 75% clay C. 15% lime stone and 55% clay D. 55% lime stone and 15% clay...

Which sequence of steps is correct for the manufacture of cement ?

A. crushing heating mixing grinding B. crushing mixing heating grinding and mixing C. crushing grinding mixing heating D. mixing heating grinding crushing...

The important function of burning zone in the rotary kilm is __________________?

A. to dry the moisture of slurry B. to decompose lime stone to unslaked lime C. combination of different oxides like CaO SiO2 Fe2O3 and Al2O3 D. to reduce the impurities...

Which one of the following raw material is not present in the cement ?

A. lime stone B. gypsum C. KNO3 D. iron oxide...

The sequence of zones in the rotary kiln are as____________________?

A. dry zone burning zone decomposition zone cooling zone B. cooling zone burning zone decomposition zone dry zone C. burning zone cooling zone decomposition zone D. dry zone decomposition zone burning zone cooling zone...