Submitted by examrobotsa on Thu, 01/01/1970 - 05:30 Over 90% of the world's biomass is in—tropical rain forests freshwater wetlandstopsoilsoceans question_subject: Geographyquestion_exam: CDS-Istats: 0,29,56,42,6,8,29keywords: {'tropical rain forests': [0, 0, 2, 1], 'freshwater wetlands': [0, 0, 0, 1], 'biomass': [1, 0, 0, 0], 'oceans': [8, 1, 8, 19], 'topsoils': [0, 0, 0, 1]}