Chapter 1 Flashcards
nonliving, physical features of the environment, including air, water, sunlight, soil, temperature, and climate
abiotic
describes living factors in the envirnment
biotic
the study of the interactions of living organisms with one another and with their envirnment
ecology
a group of organisms of the same species that live in a specific geographical area
population
all the populations of species that live in the same habitat and interact with each other
community
a community of organisms and their abiotic envirnment
ecosystem
the part of earth where life exists
biosphere
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 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 capcity
a 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 in close association with each other
symbiosis
a relationship between two species in which both species benifit
mutualism
a relationship between two organisms in which one organism benefits and the other is unaffetced
commensalism
a relationship between two species in which one species, the parasite,benefits from the other species, the host, which is harmed
parasitism
the evolution of two species that is due to mutual influence, often in a way that makes the relationship more beneficial to both species
coevolution
