A Measurement of How Common One Species Is Compared to Another

question 39

Multiple Choice

A measurement of how common one species is compared to another species is referred to as

• A) an ecological community.
• B) species richness.
• C) relative species abundance.
• D) keystone species.

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Definitions:

NMR

Nuclear magnetic resonance, a spectroscopic technique used to observe the local magnetic fields around atomic nuclei, valuable in structural determination of molecules.

IR

Infrared, a region of the electromagnetic spectrum used in spectroscopy to identify molecular vibrations and thereby determine the presence of specific functional groups in a sample.

Septet

A splitting pattern in NMR spectroscopy indicating seven adjacent hydrogens.

Doublet

A pair of closely related spectral lines or energy levels, often observed in spectroscopy due to splitting of a single level into two by interaction effects.