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.
2017-06-26T06:21:29-04:00. The Calvin cycle is the cycle where in sugars are produced in the chloroplast. Calvin cycle is also known as the Calvin-Benson cycle. Calvin cycle has three stages this is fixation, reduction, and regeneration. Calvin cycle is needed in Photosynthesis.