What is the primary source of energy for all living biengs on earth in biology dentine chapter Share with your friends Share 0 Jahirul Mazumder answered this Kindly refer the link below: https://www.meritnation.com/ask-answer/question/what-is-the-ultimate-source-of-energy-for-all-living-organis/nutrition-in-plants/2328124 0 View Full Answer