Explanation:
the surroundings or conditions in which a person, animal, or plant lives or operates.
"survival in an often hostile environment
or
the natural world, as a whole or in a particular geographical area, especially as affected by human activity.
Answer:An ecosystem (also called as environment) is a natural unit consisting of all plants, animals and micro-organisms (biotic factors) in an area functioning together with all of the non-living physical (abiotic) factors of the environment.
Explanation:
