 <translate> Biomass is the total mass of organisms at a trophic level. Each stage is a trophic level. Biomass is the total mass of organisms in an environmental stage. The final answer: (H). <yor> Biomass ni iye gbogbo àwọn ohun alààyè tó wà ní ìpele trophic. Ìpele kọ̀ọ̀kan jẹ́ ìpele ìjẹun. Biomass ni iye gbogbo àwọn ohun alààyè nínú àyíká kan. Ìdáhùn tó gbẹ̀yìn: (H). 