Ecological Risk-Based Screening Levels for Use in Ecological Risk ...
01 Levels of Ecological Organisation
-
Upload
jaya-kumar -
Category
Education
-
view
1.229 -
download
2
Transcript of 01 Levels of Ecological Organisation
![Page 1: 01 Levels of Ecological Organisation](https://reader036.fdocuments.net/reader036/viewer/2022062418/5562ee18d8b42a38778b5401/html5/thumbnails/1.jpg)
ECOLOGYECOLOGY
Levels of Ecological Levels of Ecological OrganisationOrganisation
ALBIO9700/2006JK
![Page 2: 01 Levels of Ecological Organisation](https://reader036.fdocuments.net/reader036/viewer/2022062418/5562ee18d8b42a38778b5401/html5/thumbnails/2.jpg)
Insects751,000
Other animals281,000
Fungi69,000
Prokaryotes4,800
Plants248,400Protists
57,700
Known species1,412,000
ALBIO9700/2006JK
![Page 3: 01 Levels of Ecological Organisation](https://reader036.fdocuments.net/reader036/viewer/2022062418/5562ee18d8b42a38778b5401/html5/thumbnails/3.jpg)
Communities
Subatomic Particles
Atoms
Molecules
Protoplasm
Cells
Tissues
Organs
Organ systems
Organisms
Populations
Populations
Communities
Ecosystems
Biosphere
Earth
Planets
Solar systems
Galaxies
Universe
Organisms
Realm of ecology
Ecosystems
Biosphere
ALBIO9700/2006JK
![Page 4: 01 Levels of Ecological Organisation](https://reader036.fdocuments.net/reader036/viewer/2022062418/5562ee18d8b42a38778b5401/html5/thumbnails/4.jpg)
• EcologyEcology – study of how whole communities of – study of how whole communities of living organisms living organisms interact with each other and with interact with each other and with their environmenttheir environment
• HabitatHabitat – – place where organisms liveplace where organisms live (e.g. leaf- (e.g. leaf-mining caterpillar inside a leaf on the oak tree)mining caterpillar inside a leaf on the oak tree)
• Population Population – – a group of organisms of the same a group of organisms of the same speciesspecies, which live in the , which live in the same place at the same same place at the same timetime, and , and can interbreedcan interbreed with each other (e.g. with each other (e.g. population of ants/beetles)population of ants/beetles)
• CommunityCommunity – – all the organismsall the organisms, of all the , of all the different species, different species, living in a habitatliving in a habitat (e.g. forest (e.g. forest community/reef community)community/reef community)
• EcosystemEcosystem – relatively self-contained, – relatively self-contained, interacting community of organisms, and the interacting community of organisms, and the environmentenvironment in which they live and with which in which they live and with which they interact – no ecosystem is entirely self-they interact – no ecosystem is entirely self-containedcontained
• Niche Niche – the – the role of an organismrole of an organism in the ecosystem in the ecosystemALBIO9700/2006JK
![Page 5: 01 Levels of Ecological Organisation](https://reader036.fdocuments.net/reader036/viewer/2022062418/5562ee18d8b42a38778b5401/html5/thumbnails/5.jpg)
HabitatHabitat
ALBIO9700/2006JK
![Page 6: 01 Levels of Ecological Organisation](https://reader036.fdocuments.net/reader036/viewer/2022062418/5562ee18d8b42a38778b5401/html5/thumbnails/6.jpg)
PopulationPopulation
ALBIO9700/2006JK
![Page 7: 01 Levels of Ecological Organisation](https://reader036.fdocuments.net/reader036/viewer/2022062418/5562ee18d8b42a38778b5401/html5/thumbnails/7.jpg)
CommunityCommunity
ALBIO9700/2006JK
![Page 8: 01 Levels of Ecological Organisation](https://reader036.fdocuments.net/reader036/viewer/2022062418/5562ee18d8b42a38778b5401/html5/thumbnails/8.jpg)
EcosystemEcosystem
ALBIO9700/2006JK
![Page 9: 01 Levels of Ecological Organisation](https://reader036.fdocuments.net/reader036/viewer/2022062418/5562ee18d8b42a38778b5401/html5/thumbnails/9.jpg)
ALBIO9700/2006JK