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Summary Life Science IEB Population and Community Ecology CA$12.65   Add to cart

Summary

Summary Life Science IEB Population and Community Ecology

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Flashcards that have been used to summarize exactly what you need to know according to the SAGS document. These flashcards will help you through any test, assessment or exam and will help you become prepared for any question that you may need to answer.

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  • January 8, 2023
  • 9
  • 2021/2022
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Ecology
What is an individual? Population? Community?
Ecosystem? Biome? Biosphere?




back


Ecology- interactions of organisms with their physical and biological environments

Individual- a single organism capable of independent existence

Population - many individuals of the same species that occupy the same area and breed freely

Community - many populations that inhabit and interact in an area

Ecosystem - abiotic and biotic factors interacting within an area

Biome - similar climate and similar species

Biosphere - zone of life on earth (Part of Earth where living organisms are found)

, front




Ecology
What are the population parameters? What is a
closed population?




back

Natality - birth rate

Immigration - individual’s moving IN to a population trapsize
Mortality - death rate

Emigration - individuals who EXIT a population
Jt Popsize


A closed population is one in which no emigration or immigration occurs. Only death and birth can influence such a population and only parameters affecting any change
in population numbers.

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