The ultimate source of energy in the biosphere is? by Sunday | Jun 15 | Geography WAEC | 0 comments A. the moon B. the sun C. petroleum D. electricity Correct Answer: Option B – the sun Users Also Read These:The biosphere contains all the following except?An association whose ultimate aim is to influence…The ultimate objectives of economics is to _________?The count rate of an alpha-particle source is 400…The ultimate objective of Economics is to?