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30 Cards in this Set

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Ecology
The study of the interaction between organisms and their enviornment
Biotic
The part of the enviornnment is all organism that live together and interact with one another
Living
Abiotic
the part of the enviornment that includes all the physical features.
Non-living
Population
a group of individual of the same species that live together in the same area at the same time.
Community
consists of all of the populations of different species that live and interact in an area
Community
consists of all of the populations of different species that live and interact in an area
Ecosystems
made up of a community of organisms and its abiotic enviornment.
Biosphere
part of the world where life exist
Herbivore
a consumer that eats plants
Carnivore
a consumer that eats animals
Omnivore
eat a variety of organisms, both plants and animals
Scavengers
animals that feed on bodies of dead animals
Food Chains
represents how the energy in food molecules flow from one organism to the next.
Food Web
Many different food chains within and ecosystem
Energy Pyramid
the amount of available energy is reduced at a higher level because most of energy is either used by the organism or given off as heat.
Habitat
an organisms enviornment in which it lives
Niche
an organism's niche includes its habitat, its food, its preditors, and the organisms with which it competes
Carrying Capacity
When a population grows larger than its carrying capacity
Prey
The organism that is eaten
Predator
The organism that eats the prey
Symbiosis
a close, long-term association between two or more species
Mutualism
A symbiotic relationship in which both organism benefit
Commensalism
A symbiotic relationship in which one organism benefits and other is unaffected
Parasitism
The organism that benefits
Coevolution
A long-term change that takes place in two species because of their close interaction with one another
Precipitation
When water moves from the atmosphere to the land and oceans.
This process includes rain, snow, sleet, and hail.
Evaporation
The sun's heat causes water to change from liquid to vapor
Ground Water
This type of water may stay in the ground for hundreds or even thousands of years

Ground water provides water to the soil, stream, rivers, and oceans
Decompoition
The breakdown of dead material into carbon dioxide and water
Combustion
The carbon in coal, oil, and natural gas returns to the atmosphere as carbon dioxide