Ecosystem Flashcards
Producer
An organism that uses sunlight to make its own food.
Consumer
An organism that eats a producer or another consumer.
Decomposer
An organism that eats dead organism
Herbivore
An organism that eats only plants
Carnivore
An organism that eats only meat.
Omnivore
An organism that eats both plants and animals
Food chain
A diagram that shows how organisms get their food
Food web
Many food chains that are combined together
10% rule
The amount of energy passed on to the next level on the energy pyramid. The other energy is used for life process .
Symbiosis
A relation in which to different organisms live in close association with each other
Parasitism
One species benefits while the other is harmed
Commensalism
One organism benefits and one is unaffected
Mutualism
Both species benefit, sometimes depend on each other to survive
Energy pyramid
A diagram that shows how energy flows in a food chain
Predator
An animal that naturally hunts prey.