What Is the Definition of Soil According to a Soil

question 8

Multiple Choice

What is the definition of soil according to a soil scientist?

• A) Any solid earth material that has been altered by physical, chemical, and organic processes so that it can support rooted plants
• B) Any dark material on earth's surface
• C) Decayed plant material
• D) Hard clay layer cemented with calcite, iron oxide, or silica
• E) Any solid earth material that can be removed without blasting

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Definitions:

Triplet

In chemistry and physics, refers to a quantum state with three possible orientations in a magnetic or spin system.

Broad Singlet

A term in nuclear magnetic resonance (NMR) spectroscopy describing a signal that appears as a single peak but with a broadened width due to various intermolecular interactions.

NMR Data

Information obtained from nuclear magnetic resonance spectroscopy, used to determine molecular structure and dynamics.

Quartet

A pattern of four peaks observed in nuclear magnetic resonance (NMR) spectroscopy, typically arising from a hydrogen atom coupled with three equivalent hydrogens.