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What is 1 + 3?
science 15.2 15.3
animal that eats others
animal is eaten by predator
struggle between individuals or populations for a limited resource
interaction in which organisms work to benefit all
relation between two species who live together who live together in a close relationship
interaction between flower and bee
relationship between two species where one benefits and the other is not effected
relationship between two species where one benefits and the other is harmed
any factor that limits growth of population in eco system
maximum number of a species that an eco system can provide for.
gradual change in eco system in which one biological community is replaced by another
first living thing to move between a barren enviornment