Respuesta :
The primary role of decomposers in an ecosystem is to recycle energy and materials from dead producers and consumers. That is option D.
What is Ecosystem?
Ecosystem is defined as the system that is made up of biotic and abiotic components that work together to survive in a part environment.
Decomposers are part of the ecosystem that feeds on dead plant producers and animal consumer.
Therefore, the primary role of decomposers in an ecosystem is to recycle energy and materials from dead producers and consumers.
Learn more about ecosystem here:
https://brainly.com/question/842527
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