The soil pH is a measure of the acidity or alkalinity in soils. aq) in a solution. In water, it normally ranges from -1 to 14, with 7 being neutral. A pH below 7 is acidic and above 7 is alkaline. Soil pH is considered a master variable in soils as it controls many chemical processes that take place.
3. Cultural Factor : It is an established fact that there is an intimate connection between our beliefs and social institutions, our values and social relationships. Values, beliefs, ideas, institutions are the basic elements of a culture.
Deviance, social problem and social stratification are important concepts to explain conflicts between two countries. Other topics that are covered in sociology are social movement and social change. Having knowledge on sociology is also essential to understand the culture of other people.