Which of the following methods of irrigation makes the soil fertile ?( more than one correct answer)
A. Irrigation by tubewells.
B. Irrigation by rain accompanied by thunder and lightning.
c. Irrigation by rainfall
D.Irrigation by canals
E. Irrigation by sprinklers and drips
F.Irrigation due to floods.
4. b. Give reasons for your choice?
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Answer:
ALL ARE RIGHT EXCEPT C AND F
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