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:Biosphere is best described as?An example of a natural source of light energy is?The biosphere contains all the following except?The biosphere can best be defined as part of the?The source of energy required by plants during food…