nsereko ecology ppt
Post on 26-Dec-2014
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Everything is connectedEverything is connected
EcosystemEcosystem
An An ecosystemecosystem is: all of the organisms living in is: all of the organisms living in an area together with their physical an area together with their physical environment.environment.
Ecosystems are connected to one anotherEcosystems are connected to one another
List all the components of the List all the components of the ecosystemecosystem
Ecosystem components can be Ecosystem components can be organized into:organized into:
Biotic factors:Biotic factors: the living and once living the living and once living componentscomponents
Abiotic factors:Abiotic factors: the nonliving parts the nonliving parts
Biotic factorsBiotic factors Abiotic factorsAbiotic factors
lionlion sunsun
zebrazebra airair
vulturevulture waterwater
hyenahyena temperaturetemperature
vegetationvegetation rocksrocks
Soil organic matterSoil organic matter Soil mineralsSoil minerals
insectsinsects
pooppoop
Living things can be organized into Living things can be organized into levelslevels
OrganismOrganism: an individual living thing: an individual living thing A A speciesspecies is a group of organisms that can is a group of organisms that can
mate to produce fertile offspringmate to produce fertile offspring Population:Population: all the members of the same all the members of the same
species that live in the same place at the same species that live in the same place at the same time (they usually breed with one another time (they usually breed with one another rather than other populations)rather than other populations)
Organization continued:Organization continued:
Community:Community: A group of various species that A group of various species that live in the same place and interact with each live in the same place and interact with each other.other.
Note:Note: a community consists of only biotic a community consists of only biotic factors. An ecosystem is both the biotic and factors. An ecosystem is both the biotic and abiotic factors.abiotic factors.
Habitat: Habitat: the place an organism lives. Every the place an organism lives. Every habitat has specific biotic and abiotic habitat has specific biotic and abiotic components the organism needs to survive.components the organism needs to survive.
Organizing the SavannaOrganizing the Savanna
Give an example of:Give an example of:
An organism:An organism:
A population:A population:
A community:A community:
Describe one organisms habitat:Describe one organisms habitat:
Organization of an EcosystemOrganization of an Ecosystem
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