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Food Chains and Webs

Across
The position it occupies in a food chain
An organism that makes its own food
An animal that eats both plants and animals for their main food
An animal that feeds on flesh
An animal that is at the top of the food chain
Anything from which objects are made
A carnivore at the topmost level in a food chain that feeds on other carnivores
Down
The capacity or power to do work
The living organism that eats the producers
An organism that largely feeds on primary consumers
An organism that cannot produce its own food
Organisms that produce organic compounds for the entire ecosystem; at the beginning of the food chain
A series of organisms related by predator-prey and consumer-resource interactions
A succession of organisms in an ecological community
An animals that gets its energy from eating plants