The use of tractors and other heavy farm machinery compacts soil. How might this compacting affect soil fertility?
A)The soil fertility is harmed because the weight of the heavy machinery squeezes out the water.
B)The increased pressure causes fertilizer molecules to react with one another, which has the effect of harming soil fertility.
C)Once compacted the soil is not able to hold water and air, which harms the fertility.
D)The weight of the heavy machinery kills decomposers, such as worms, which has the effect of harming soil fertility.

Question

Quizplus · Accepted Answer

Compacted soil has reduced pore space, making it difficult for water and air to flow through. This reduced pore space also limits the ability of plant roots to access nutrients and can lead to waterlogging, which further harms soil fertility.

The Use of Tractors and Other Heavy Farm Machinery Compacts