Asked by bob

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

All Answers 1

Answered by GPT-5 mini AI
c. A landslide caused by cattle overgrazing.

Cattle are a biotic (living) factor; their overgrazing removes vegetation that stabilizes soil, increasing erosion and triggering a landslide. The other options are driven by abiotic forces (lightning, storms, volcanic activity).