Moat, chain pump, dhekli and rahat are traditional methods of:
ARemoving weeds
BLifting water
CSowing seeds
DThreshing grain
Answer & Solution
Correct answer: B. Lifting water
1. They use cattle or human labour.
2. They lift water from wells and canals.
3. They are cheap but less efficient.
_Source: NCERT Class 8 Science, Chapter 1, Crop Production and Management._
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