Why is most of the carbon dioxide produced by green plants not excreted as metabolic waste (given off because it is not needed)?

Answer

I think during the day the sun helps the plants grow with sun light but at night there is no sun help them grow so it takes the plants longer to grow this is what I think! sorry if it is wrong!

economic impact of malaria is estimated to cost africa $12 billion every year. this figure factors in costs of health care, absenteeism, days lost in education, decreased productivity due to brain damage from cerebral malaria, and loss of investment and tourism.