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Ecosystems

Across
Organisms that cannot make their own food.
A simple model to show how energy moves from a producer to one or more consumers through feeding relationships.
Living or once living parts of an ecosystem.
Eat herbivores, omnivores, and other carnivores (meat eaters).
The populations living in an ecosystem at the same time.
A model that shows the amount of energy available in each link of the food chain.
All the organisms of the same species that live in the same area at the same time.
Eat producers (plants).
Eat producers and consumers (plants and animals).
The place within the ecosystem that provides the biotic and abiotic factors an organism needs to survive.
Down
Organisms that use an outside energy source, such as the sun, to make food; Plants.
The interactions between living and nonliving things.
Consume the bodies of dead organisms and wastes produced by living organisms (scavengers and decomposers).
A geographic area on Earth that contains ecosystems with similar biotic and abiotic features.
The nonliving parts of an ecosystem.
A model of energy transfer that can show how the food chains in a community are connected.