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18 terms

Fuggi Ecology study guide

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Organism
Is a living thing
Population
Are all membersof one species in a particular area.
Ecosystem
Is the community of organisms that live in a particular area.
Abiotic factors
Are all the non-living parts of an organisms habitat
Community
Are all the different populations that live together in an area.
Emigration
Means leaving a population.
Death rate
Is the number of deaths in a population in a certain amount of time.
Limiting factor
Is an environmental factor which causes a population to decrease.
Birth rate
Is the number of births in a population in a certain amount of time.
Immigration
Means moving into a population.
Carrying capacity
Is the largest population that an area can support
Population density
Is the number of individuals in an area of a specific size.
Estimate
Is an approximation of a number based on reasonable assumptions.
Ecology
Is the study of how living things interact with each other and non-living things in their environment.
Species
Is a group of organisms that are physically similar and can mate with each other and produce offspring.
Habitat
Is an environment that provides the things that the organisms need to live, grow and reproduce.
Photosynthesis
Is the process by which plants make their food.
Biotic factors
Is the living parts of a habitat