biology carbon cycle-important points

Carbon Cycle-Points

• only 1 arrow going down from the atmospere
• powered by photosythesis
• co2 is removed from the atmosphere by plants and alge
• co2 is used for carbohydrates, fat and proteins in the plants 
• some carbon is returned to the atmosphere as c02 when respiration occurs in the plants and algae
• some carbon becomes parts of fats and proteins in animals when plants and algae…