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Published byAvice Welch Modified over 9 years ago
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The study of the interactions among organisms and their environment. Ecologists are scientists who study these relationships. Two groups of environmental factors: Abiotic Biotic
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The nonliving things in an environment. EXAMPLES Water Light Temperature Air Soil
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Living things in an environment. EXAMPLES Animals Humans Plants Cells
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Organism One individual from a population. Population One species that live in the same area. Community Populations of different species. Ecosystem All communities in an area and the abiotic factors. Biome Large region with plants and animals adapted to soil and climate of region. Biosphere Made up of all ecosystems on Earth.
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