Gr 10 life sciences environment
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Grade 10 Life Sciences Biosphere to Ecosystems: Environment Source; Biospiritual Permaculture http://biospiritualpermaculture.com /page/about
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Transcript of Gr 10 life sciences environment
Grade 10 Life Sciences
Biosphere to Ecosystems: Environment
Source; Biospiritual Permaculturehttp://biospiritualpermaculture.com/page/about
Ecology
= study of interactions between living things and their interactions with their physical and chemical environment.
Sources: Science. Lots of Lessons - http://science.lotsoflessons.com/ecology.htmlDreamstime - http://www.dreamstime.com/stock-images-ecology-environmental-poster-image7630344
Levels of organisation
Source: Bio3002 Levels of ecology – www.ux1.eiu.edu
Producers= produce their own food (photosynthesis)
Consumers= rely on others for their energy and food supply
Ecosystem
HerbivoresCarnivoresScavengerInsectivoresOmnivoresDecomposers
Living = Biotic factors Non-living = Abiotic factors
Non-living part of the ecosystem:TemperatureWindWaterLightSoilSlope
Source; BIO 7: Lecture 24 Previewwww.csus.edu
Source; BIO 7: Lecture 24 Previewwww.csus.edu
An example of interaction between biotic and abiotic factors:Sub-Antarctic Marion Island
Image credit: www.sanap.ac.za
Prince Edward Islands (Marion Island and Prince Edward Island)
Approximately 1,920 km from Cape Town
Location
Marion Island Coastal Plains
Marion Island Interior
Management zones for human activities on Marion Island
