(xviii) What is Karez? Also describe the importance of Karez.

Ans: Below the surface of the land, small streams or covered water ways are c
I which are called Karez. Underground streams or Karezes are used to
irrigation purposes.
Importance of Karez:
Karez is mostly made in those areas where water is scarce and the
of evaporation is more. Group of people make Karez so that water can be
used and not lost through becoming water vapors.

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