Which of the Following Is True About the World's Topsoil

question 68

Multiple Choice

Which of the following is true about the world's topsoil supply?

• A)We now have more topsoil than at any point in recorded history.
• B)Once topsoil is lost, it can only be replenished by the breakdown of more organic matter.
• C)Modern industrial agricultural practices protect against the loss of topsoil.
• D)All of the above are true.

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Definitions:

Unrepresentative Sample

A sample that does not accurately reflect the characteristics of the larger population from which it is drawn, potentially leading to biased results.

Correlation Coefficient

A statistical measure that indicates the extent to which two variables fluctuate together.

Scatterplot

A graph in which the values of two variables are plotted along two axes, the pattern of the resulting points revealing any correlation present.

Close

To complete, finalize, or bring an activity or process to an end, ensuring all requirements have been met.