the study of the interactions in an ecosystem
nonliving things found in an ecosystem
organisms that make up the living part of an ecosystem
made up of organisms interacting with one another and with the nonliving parts of the system
largest ecosystem on Earth where organisms can live
bacteria, mosses, mushrooms, snakes, plants, birds, worms
soil, temperature, water, sunlight
examples of ecosystems
deserts, mountains, rivers, oceans, lakes, forests
Ecosystems are always changing. True or False
a group of the same type of organisms living in the same place at the same time
all the populations that live in an area
things that limit the size of a population (examples, amount of rainfall or food)
the role of an organism in an ecosystem
the place where an organism lives out its life
a species that has so few living members that the entire species may become extinct
species that still requires protection, but is not in immediate danger of becoming extinct
an organism that makes its own food (ex. plant)
an organism that eats other organisms
an organism that eats dead organisms and the waste material of other organisms
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