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What is the chief task of the National Security Council?
Ecological Niche
The role and position a species has in its environment, including all of its interactions with the biotic and abiotic factors.
Trophic Level
The position an organism occupies in a food chain, defined by the number of steps it is from the primary source of energy.
Community Structure
The composition and arrangement of the biotic component in a particular area, often considering the diversity and abundance of species.
Species Richness
The number of species in a community.
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