Which statement best illustrates a biotic or an abiotic factor that is often found in a city park?
o decaying leaves are an abiotic factor because they are not living.
o rocks are an abiotic factor because they have never been alive.
o water in ponds is a biotic factor, because it provides a habitat for living things.
o oxygen is a biotic factor, because it is required for life and found in all living things.