Which statement about light is true?
A) An absorption spectrum is a plot of biological effectiveness versus wavelength.
B) An absorption spectrum may be a good means of identifying a pigment.
C) Light need not be absorbed to produce a biological effect.
D) A given kind of molecule can occupy any energy level.
E) A pigment loses energy as it absorbs a photon.

Question

Quizplus · Accepted Answer

An absorption spectrum is a plot of the amount of light absorbed by a pigment versus wavelength. By examining the absorption spectrum, one can identify the wavelengths of light that a pigment is most efficient at absorbing, which can help in identifying the pigment itself.

Which Statement About Light Is True