Questions

1. Each type of soil benefits different types of crops through their unique physical, chemical and biological properties.

2. Alluvial Soils are best suitable for Agriculture. This soil is a fertile soil which is rich in potassium.

3. It is best especially for crops such as paddy, sugarcane,...

Fractional distillation is the process of seperation of a mixture of two or more liquids into the different fractions, which differ fairly widely in their boiling points. The liquid with a lower boiling point will be vaporized first and hence would be the distillate (first fraction). Eg. Ethyl alcohol has a boiling point of 78.10C and water 1000C. When a mixture of these two liquids is heated, alcohol vaporizes first and is collected separately as the distillate. 

A salary is best described as a fixed amount of income that is paid to an individual on a weekly, bi-weekly or monthly basis.

A salary can also be described as the annual earnings paid out over a year.

The paste applied to the side of a match box is a mixture of phosphorus trisulphide, glass powder (or sand) to cause friction and glue (binding material)