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30 terms

Vocab test on monday oct. 4th

for the oct 4th students flashcards on test on manday
STUDY
PLAY
food chain
A series of events in which one organism eats anotehr and obtains energy.
biome
A group of land ecosystems with similar climates and organisms.
consumer
An organism that obtains energy by feeding on ther organisms
source
the place where a river begins.
producer
An organsim that can make its own food.
Habitat
An environment that provides the thingsan organism needs to live, grow, and reproduce
herbivore
A consumer that eats only plants
mouth
The place where a river empties into another body of water.
species
A group of organisms that are physically similar and can mate with other and produce
predation
an interaction in which one oranism kills another for food.
ecosystem
The community of organisms that live in a particular area, along with their nonliving surroundings
omnivore
A consumer that eats both plants and animals
scavenger
A carnivore that feeds on the bodies of dead organisms
Abiotic Factors
A non-living part of an organisms habitat
population
All the members of one species in a particular area
carnivore
a consumer that eats only animals
competition
The struggle between organisms to survive as they attempt to use the same limited resources
decomposer
An organism that breaks down wastes and dead organisms
Niche
An organism's particular role in an ecosystem
host
The organism that a parasite lives in or one in a parasitism interaction.
tributary
A river or stream that empties into another river or stream
parasite
The organism that benefits by living on or in a host in a parasitism interaction
symbiosis
A close relationship between two species that benefits at least one of the species.
commensalism
A relationship between two species in which one species benefits and the other is neither helped nor harmed
ecology
the study of how living things interact with each others and their environment
biotic factor
a living part of an organisms habitat
Parasitism
A relationship in which one organism lives on or in a host and harms it.
community
All the different population that live together in an area.
mutualism
A relationship between two species in which both species benefit
predator
the organism that does the killing in a predation interaction.