Definition of collegium in the Definitions.net dictionary. Meaning of collegium. What does collegium mean? Information and translations of collegium in the most comprehensive dictionary definitions resource on the web.
Oxygen is also released through the stomata. Water is obtained by the plant through the roots and delivered to the leaves through vascular plant tissue systems. Sunlight is absorbed by chlorophyll, a green pigment located in plant cell structures called chloroplasts. Chloroplasts are the sites of photosynthesis.
The plant must create its own energy in order to survive. Photosynthesis is the process by which new lease of energy is made available to the plant. For photosynthesis, plants need light, water, carbon dioxide and chlorophyll. The chlorophyll converts water from soil and carbon dioxide from air into oxygen and sugar in the presence of sunlight.