book 3. chapter 1/2? Flashcards
(20 cards)
the study of the interactions of living organisms with one another and with their enviornments
ecology
describes living factors in the environment.
biotic
describes the nonliving part of the environment, including water, rocks, light, and temperature.
abiotic
a community of organisms and their biotic environment.
ecosystem
the part of Earth where life exsits
biosphere
a group of organisms of the same species that live in an a specific geographical area
population
all of the populations of species that live in the same habitat ad interact with each other
community
an organism that eats only plants
herbivore
an organism that eats animals
carnivore
an organism that eats both plants and animals
omnivore
the pathway of energy transfer through various stages as a result of the feeding patterns of a series of organisms
food chain
a diagram that shows the feeding relationships between organisms in an ecosystem
food web
a triangular diagram that shows an ecosystems’ loss of energy, which results as energy passes through the ecosystems’ food chain.
energy pyramid
the largest population that an environment can support at any given time
carrying capacity
an organism that is killed and eaten by another organism
prey
an organism that eats all or part of another organism
predator
a relationship in which two different organisms live close association with each other
symbiosis
a relationship between two species in which both species beift
mutualsim
a relationship between two organisms in which one organism benefits and the other is unaffected
commensalism
a relationship
parasitism
