The energy-rich compound needed by organism is : Carbohydrates
Carbohydrates consist of the combination of the existing Carbon, Hydrogen, and Oxygen alone.
For human, The source of carbohydrates could be found in almost every food, but the huge amount could be found in rice, potato, corn, cassava, oatmeal, etc
hope this helps
The answer is b, numerous meaning more in amount
Global warming causes increase level CO2
I think it's prophase, antaphase, metaphase, and telophase.