Which Soil Horizon Contains the Most Organic Material

question 27

Multiple Choice

Which soil horizon contains the most organic material?

• A) A
• B) O
• C) B
• D) E

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Definitions:

D-Tagatose

A ketohexose sugar related to fructose that has potential health benefits and is used as a low-calorie sweetener.

Keto-Enol Tautomerization

A chemical equilibrium between a ketone and its corresponding enol (a compound with a double bond and a hydroxyl group connected to the same carbon), highlighting the mobility of hydrogen and electrons.

D-Glucose

A naturally occurring form of glucose, a simple sugar, that is widely found in nature and is a primary energy source for living organisms.

Mutarotation

Mutarotation is the process of spontaneous change in the optical rotation because of the change in the equilibrium between two anomers of a sugar in solution.