Q. 20

Explain how techn

Answer :

The following technological innovations transformed the USA into the breadbasket of the world in the following ways.

A. The innovation of using tractors and disk ploughs to clear vast stretches in no time for wheat cultivation.


B. Invention of mechanical reaper by Cyrus McCormick could cut in one day as much as five men could cut with cradles and 16 men with sickies.


C. Farmers began the use of combined harvesters to cut grain. Large tracts of cultivation could be harvested in two weeks by these machines.


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