Ecosystems

Organisms that break down wastes and dead organisms and return the raw materials to the environment

a series of events in which one organism eats another and obtains energy

shows the amount of energy that moves from one feeding level to another in a food web

An organism that can make its own food

An organism that obtains energy by feeding on other organisms

Consumers that eat only plants

A consumer that eats both plants and animals

consists of the many overlapping food chains in an ecosystem

non-living things in an environment

living things in an environment

a community and its non-living surroundings

the part of the earth that contains all ecosystems

populations that live together in a defined area

individual living thing

a group of organisms of one type that live in the same area

the place where an animal or plant lives

ecosystems with similar climates and organisms

a measurement of the degree to which species vary within an ecosystem

when two organisms of different species “work together,” each benefiting from the relationship