Which of the Following Statements About Soil Is FALSE

question 43

Multiple Choice

Which of the following statements about soil is FALSE?

• A)The A horizon has the greatest physical, chemical, and biological activity.
• B)The A horizon is the topsoil.
• C)The B horizon is a region of deposition.
• D)The B horizon is the subsoil.
• E)The C horizon is part of the true soil.

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Definitions:

Elevates the Ribs

Refers to the action of certain muscles, such as the intercostal muscles, which increase the volume of the thoracic cavity during inhalation.

Internal Intercostals

Muscles located between the ribs that assist with the process of respiration by decreasing the volume of the thoracic cavity during exhalation.

Superior Border

The uppermost edge or boundary of an anatomical structure.

Inferior Rib

Refers to the lower ribs in the human rib cage, possibly intended to distinguish them from upper ribs but not a standard anatomical term.