Question

whats a biotic

Answer 1

Biotic Definition

(1) Of, pertaining to, or produced by life or living organisms (of an ecosystem).

(2) Pertains to a living thing (such as plant, animal, fungus, etc.) as well as its products (e.g. secretions, wastes, and remains).

http://www.biology-online.org/dictionary/Biotic

Answer 2

However, if you meant whats abiotic,

Abiotic Definition

Nonliving, as in abiotic factor, which is a nonliving physical and chemical attribute of a system, for example light, temperature, wind patterns, rocks, soil, pH, pressure, etc. in an environment.

http://www.biology-online.org/dictionary/Abiotic