As successional changes occur in an ecosystem,new species take advantage of new conditions.Where do these new species come from?
A)They evolve from other species in the immediate region.
B)They come from surrounding ecosystems in other stages of succession.
C)They are planted by forest rangers managing these forest ecosystems.
D)The seeds of the new species are carried in by large streams and rivers.

Question

Quizplus · Accepted Answer

New species typically come from surrounding ecosystems that are in different stages of succession, allowing them to colonize and thrive in the newly available conditions.

As Successional Changes Occur in an Ecosystem,new Species Take Advantage