Dependent variable: In psychology, the term dependent variable is defined as the variable that is considered to be tested or measured in a particular experiment.
While experimenting, the experimenter measures the degree to which an independent variable influences the dependent variable and changes associated with it. The dependent variable in an experiment entirely depends on the degree of an independent variable.
All the characteristics that adapt its possessors to something, are generally said to be adaptive and allow living beings to develop a certain harmony with the environment, thus adjusting themselves for their survival in a given location.