2.1 and 2.2 Science

The overlapping food chains in an ecosystem

• producer

• food chain

• food web

• omnivore

A carnivore that feeds on the bodies of dead organisms

• producer

• omnivore

• scavenger

• ecosystem

All things dead or alive in an environment and what they do

• food chain

• scavenger

• ecosystem

• producer

An animal that eats both plants and animals

• omnivore

• carnivore

• scavenger

• predator

An organism that can make its own food

• producer

• consumer

• herbivore

• decomposer

An organism that breaks down wastes and dead organisms

• herbivore

• consumer

• producer

• decomposer

a relationship between two different organisms where one organism is helped and the other is harmed

• symbioisis

• mutualism

• parasitism

• commensalism

the struggle among living things for water, food, or other resources

• photosynthesis

• competition

• population

• food chain

a group of one species in an area

• population

• predator

• community

• food chain

a diagram that shows the amount of energy available at each level of a food web in an ecosystem

• food chain

• energy pyramid

• ecosystem

• photosynthesis