The Use of Tractors and Other Heavy Farm Machinery Compacts

question 103

Multiple Choice

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.

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Definitions:

Poisson Distribution

A mathematical representation that quantifies the odds of various event frequencies occurring within a predetermined span of time or space.

Average Time

The mean time taken for a process or event, calculated by summing the total times recorded and dividing by the number of events.

Arrival Rate

In operations, it refers to the frequency at which tasks, customers, or entities arrive at a system or facility, typically measured in units per time period.