water is salty and is unfit for consumption.
Exction of water from \( \qquad \) the body occurs in the form of \( \qquad \) and \( \qquad \) can be drawn up by digging wells and using hand pumps.
(d) Electricity generated by water is called \( \qquad \)
d) Excessive rainfall causes \( \qquad \)
(I) water is the purest form of water.
(1) Plants lose water by the process of \( \qquad \)