Why do societies practicing shifting cultivation only farm the same plot of land for one to two years?

Why do societies practicing shifting cultivation only farm the same plot of land for one to two years?





A) Shifting cultivation depletes nutrients from the soil faster than other methods.
B) Tropical soils are nutrient poor.
C) Pressure from the government keeps tribes moving.
D) Since they don't own the land, tribes must keep shifting location.
E) All of the above.



Answer: B


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