G. Will a pumping test that is run for seven days give more information than a pumping test run for one day? If so, what type of information? Why? Solution Answer:- Yes , Pumping test that is run for seven days give more information than pumping test run for one day. Pumping test give information about:- (i) How much ground water can be extracted from a well based on long term yield and well efficiency. (ii) The hydraulic properties of an aquifer. (iii) Suitable depth of pump (iv) Information on water quality and its variability with time. Pumping test is done for obtaining knowledge about ground water. By the help of pumping test we can know quality of water..