Biology, 20.01.2020 17:31 dragon2998

Which of the following scenarios represents change to an ecosystem brought about by biotic factors?
a.
a wildfire caused by lightning striking a tree
b.
a flood caused by a severe storm
c.
a landslide caused by cattle overgrazing
d.
a volcano

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Which of the following scenarios represents change to an ecosystem brought about by biotic factors?...