The diagram above shows parts of a plough. Study it and answer this questio...
The diagram above shows parts of a plough. Study it and answer this question.
Which of the following functions is not associated with the part labelled I?
A) Inverting of furrow slice
B) Cutting through soil
C) Pulverizing of the slice in some ploughs
D) Enabling the plough to roll over obstacles
A ridging plough is used for crops, such as potatoes or scallions, which are grown buried in ridges of soil using a technique called ridging or hilling. A ridging plough has two mouldboards facing away from each other, cutting a deep furrow on each pass, with high ridges either side.
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