Answer: An ecosystem (or ecological system) consists of all the organisms and the physical environment with which they interact. 458 These biotic and abiotic components are linked together through nutrient cycles and energy flows. Energy enters the system through photosynthesis and is incorporated into plant tissue. A biological community of interacting organisms and their physical environment. In other words, an ecosystem is a chain of interactions between organisms and their environment. The term “Ecosystem” was first coined by A.G.Tansley, an English botanist, in 1935. <em><u>Hope this helps you and make your mood on! Please mark me as BRAINLIEST which would make me happy!! </u></em>
the lava and pyroclastic that erupted mount. sakuajima volcano consists of medium- K series and endesite - dacite .the composition clearly differ between eruption periods.