Energy Flow
An ecosystem is an interactive unit that consists of all interacting organisms in a particular area, along with their abiotic or physical surroundings. Usually, ecosystems are divided into trophic levels namely; producers, primary consumers, secondary consumers and tertiary consumers. Energy is not recycled in an ecosystem, but rather it flows in an ecosystem. In an ecosystem, energy flow can be described as energy transfer from one organism to another. According to McShaffrey (2006), each organism interacts with the ecosystem in 2 ways; obtaining food energy from the ecosystem and contributing energy to the ecosystem. Energy flow starts at the trophic ...
