Question

if dead organisms are not decomposed by decomposers​

Answer 1

Answer:

Then they will be Rotten and due to it they will spread air pollution by their bad smell

Answer 2

Answer:

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Through this process, decomposers release nutrients, such as carbon and nitrogen, back into the environment. ... Imagine what would happen if there were no decomposers. Wastes and the remains of dead organisms would pile up and the nutrients within the waste and dead organisms would not be released back into the ecosystem.