3 examples of biotic factors

animals, plants, trees, grass, bacteria, moss, or molds.

Explanation:

Biotic components, or biotic factors, can be described as any living component that affects another organism or shapes the ecosystem.

In general, biotic factors are the living components of an ecosystem and are sorted into three groups: producers or autotrophs, consumers or heterotrophs, and decomposers or detritivores. Examples of biotic factors include: Grass as producers (autotrophs). Mouse, deer, and owl as consumers

Explanation:

they deliver oxygen to the blood