Question

What is an biotic &abiotic

Answer 1

A biotic factor is a living thing that has an impact on another population of living things or on the environment. Abiotic factors do the same thing, but they are non-living. Together, biotic and abiotic factors make up an ecosystem. To survive, biotic factors need abiotic factors. In turn, biotic factors can limit the kinds and amounts of biotic factors in an ecosystem

Answer 2

biotic is a living system of organisms in a particular ecosystem (niche)
abiotic are non living things also found in an ecosystem.
these two factors are the main cause for an ecosystem