ecology vocab Flashcards
define heterotroph
a organism which eats other organisms for sustenance
define autotroph
a organism which creates its own sustenance
define producer
a producer is a orgnaims who makes their own food
define consumer
a organsim who consumes other organisms
define habitat
the home of a animal
define food chain
a food chain contains many organisms that depend on each other to live
define food web
a group of food chains
energy flow
the flow of energy through animals
define competition
the fight for resources such as territory, food, etc.
define symbiotic relationship
a relationship between organism
.
define mutualism
where both organisms gain ( example, an alligator and a bird cleaning its teeth)
define commensalism
where one gains but the other is not affected ( example, a tree and a bird’s nest )
define parasitism
where one benefits at the expense of the other ( example, a lion and a rat ).
define biome
a regional pattern such as rainforest, savana
define ecosystem
an interaction between organisms and their surroundings
