BIOTIC FACTORS are the living organisms that influence the structure of an ecosystem. They may refer to the flora and fauna of a site and their interactions.
Caption: : What biotic factors condition this ecosystem?
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ECOSYSTEM
An ECOSYSTEM is a community of living beings whose life processes are related to each other and develop according to the physical factors of the same environment.
Video: What is an ecosystem?
The ECOLOGICAL NICHE is defined as those biotic and abiotic factors of an ecosystem used by a species. It is the survival strategy used by a species to feed itself, compete with other species, avoid being attacked, etc. In other words, the ecological niche is the functional role or function of an organism within the habitat.
Link: Ecological niche - Definition, examples and quiz
The ECOTONE is a place where ecological components are in tension. It is the transition zone between two or more distinct biocenoses. Generally, each ecotone is home to species of fauna and flora specific to both communities, but particular organisms, alien to both, may also be found.
Caption: : How many different species can you see in this forest?
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BIOME
A BIOME, also called a bioclimatic landscape or biotic area, is a certain part of the planet that shares the same climate, flora and fauna. It is the set of ecosystems characteristic of a biogeographic area that is defined based on its vegetation and the animal species that predominate.