People obtain groundwater through _________ and _____________.
tube wells
hand pumps
Therefore, people obtain groundwater through tube wells and hand pumps.
Fill in the blanks with the appropriate answers:
(a) People obtain groundwater through _______ and ________.
(b) Three forms of water are ________, ________ and ________.
(c) The water bearing layer of the earth is ________.
(d) The process of water seepage into the ground is called ________.
Which man made structure is better than a well to access groundwater by a large number of people at one time and why?