Get premium membership and access revision papers with marking schemes, video lessons and live classes.
  OR
Processing. Please wait.

 Form 4 Geography Sample Exam Questions and Answers

State two advantages of irrigation over natural water supplies

 (2m 7s)
1084 Views     SHARE

Answer Text:
-Irrigation ensures a steady and reliable supply even in arid area while rainfall may fail in a given year
- River water used for irrigation may bring in silt which makes soil fertile and leads to more yields unlike pure rain water
- Enables cultivation throughout the year maximizing use of land while rainfall could be seasonal
- Water drawn for irrigation may also be used for other purposes in the farm


|