Opacity (optics) Opacity is the measure of impenetrability to electromagnetic or other kinds of radiation, especially visible light. In radiative transfer, it describes the absorption and scattering of radiation in a medium, such as a plasma, dielectric, shielding material, glass, etc.
Answers.comÂ® is making the world better one answer at a time. during Calvin Benson cycle carbon dioxide from the air is used to produce glucose and other compounds.
During what stage of photosynthesis does glucose production occur? Glucose production occurs in the 2nd stage of photosynthesis, the  Calvin-Benson cycle. The first stage of photosynthesis captures  much of the energy from light in order to â¦ store that energy in the  glucose.