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Matter & Energy/Ecos

Ecosystem The living and nonliving things in an area.
Food chain A model that shows the path of energy and nutrients in an ecosystem.
Producer Organisms, like plants and algae, that use the Sun's energy to make their own food and can be found at the beginning of every food chain.
Consumer An organism that eats other living things to get energy; an organism that does not produce its own food.
Decomposer Break down organisms that are no longer living into nutrients that the soil uses.
Predator An organism that hunts and kills other organisms for food.
Prey Organism that is eaten by predators.
Herbivore Animals that only eat plants.
Carnivore Animal that only eats meat.
Omnivore Animal that eats both plants and meat.
Biotic All of the living parts of an ecosystem.
Abiotic All of the nonliving parts of an ecosystem.
Population All the members of a single species in an area at a given time.
Food web Model that shows how energy flows through an ecosystem and is made up of many food chains.
Arrows Represent the energy flow from one organism to another in a food chain.
Sun The energy in a food chain begins with this.
Primary Consumer First consumer in a food chain (herbivores).
Secondary Consumer Organisms that eat primary consumers (carnivores or omnivores)
Invasive species Not native to an ecosystem and whose introduction causes harm, or is likely to cause harm.
Created by: Pamela Hebert