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Science part1(match)

(Ecosystems)

QuestionAnswer
Competition occurs between two or more organisms who want the same resources
Limiting Factor A factor that controls the size of a population
Give 3 examples of limiting factors: space, water, and food
Ecological niche The way that an organism carries out a role in an ecosystem
Population all of the individuals of one species in an area
Biodiversity the variety and number of species in a certain region
Alien Species a species that does not naturally exist in an area but has been brought in.
Sustainability the ability to endure and to support life
Tropic level a feeding level in a food chain
Urban sprawl The growth of a city into rural areas around its edges
Natality the birth rate of a population
mortality the death rate of a population
Preditor An organism that gets its energy but eating other living things
Extinction no longer living anywhere in the world
mutualism a relationship between two species in which both benefit
equilibrium a population trend in which the number of individuals is unchanging over a period oftime
immigration the movement of organisms INTO an area
emigration the movement of organisms OUT of an area
biotic a living factor in an ecosystem
abiotic a non-living factor in an ecosystem
parasitism a relationship between two species in which one species feeds from the other.
prey an organism that is eaten as food by a preditor
community includes all living things and non-living things in an area
decomposer an organism that gets its energy by breaking down dead organisms and waste
producer an organism that gets its energy from the sun and can produce its own food
carnivore an animal that eats only meat
herbivore an animal that only eats plants
omnivore an organism that eats plants and animals
consumer an organism that kills and consumes other organisms
ecosystem all of the organisms in a certain area
carrying capacity the size of a population that can be supported in an ecosystem
aquatic ecosystem an ecosystem in a body of water with communities of organisms
terrestrial ecosystem is an ecosystem found only on landforms
lithosphere the hardest part of the earths surface
hydrosphere all of the water found on earth, lakes, oceans,and ground water
atmosphere the layer of gases above you
biosphere the regions of the earth where living organisms exist
Created by: tyramcclentic
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