<span>Energy is converted from solar to chemical in Process A and then from one form of chemical to another in Process B. Process A most likely describes a photosynthesis while process B would be respiration. Hope this answers the question. Have a nice day.</span>
Since there are only 2 significant figures in 0.024 ( and 0.024 is the number with the least number of significant numbers), the answer is 330,000, not 331,000.