<span>He developed a scientific theory of biological evolution that explains how modern organisms evolved over long periods of time through descent from common anscestors</span>
my name is Oladeji emmanuel I hail from Oyo state Nigeria
Answer:
(based of what I would think )
Explanation:
If we didn't have decomposers, the waste left from the food we eat and what the wolves and stuff eat would grow into a problem, we would have ( i think) a mess or something
( more people can answer this better then me)
