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Ecosystems. Lesson 1. What Makes Up an Ecosystem?. An ecosystem includes all the living and nonliving things in a particular area. Living – plants, animals, fungi, bacteria, etc. Nonliving – soil, gravel, sunlight, temperature, nutrients, water, air, etc.
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What Makes Up an Ecosystem? • An ecosystem includes all the living and nonliving things in a particular area. • Living – plants, animals, fungi, bacteria, etc. • Nonliving – soil, gravel, sunlight, temperature, nutrients, water, air, etc. • Ecology is the study of how organisms interact with one another and with the nonliving factors in their environment.
What Makes Up an Ecosystem? • An organism’s habitat is the physical place where it lives. It is usually a small part of an ecosystem. • A niche is an organism’s role within an ecosystem. The niche includes an organism’s use of the living and nonliving resources in the ecosystem. • Because organisms have many different niches, many different species can exist together.
What Makes Up an Ecosystem? • A population consists of all the members of the same species that live together in the same area at the same time. • A community includes all the populations that live together in an area. • A terrarium is a closed glass or plastic container where organisms can live and be observed.