biotic SUPPLEMENTAL ACTIVITY 1. Identify what is describe in each of the following. Biotic Factor Autotroph Ecosystem Abiotic Factor Heterotrophs Fenzystem 1. Have natural balance of abiotic and abiotic factor. Distie fadel. The living component of an ecosystem. Al factor 3. Non-living component of an ecosystem. 4. Largely green plants use to energy of the sun in photosynthesis to transform inorganic compounds into simpler organic compounds. 5. Use organic compound as a source of food.