Category Archives: 5.Ecology and Evolution

Classification

There are millions of species of our planet.  In order to make some sense of this huge variety, we classify organisms in a very specific way.  To learn more we’ll use this presentation from Mr Taylor.  Classification And this one from … Continue reading

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Populations

We are going to learn about populations and what affects them.  In particular: How is population size affected by natality, mortality, immigration and emigration? What does a typical population growth curve look like? What are the reasons for the exponential, … Continue reading

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The greenhouse effect

We all know a little about this important topic.  For our syllabus we must be able to answer the following questions: What is the carbon cycle?  What are the main processes involved in it and how are they connected? What … Continue reading

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Chains, Webs, Flows and Cycles

Are we still talking about biology here? You betchya. [youtube]http://www.youtube.com/watch?v=v6ubvEJ3KGM[/youtube] Why are food chains limited in length? Similarly, why are food pyramids pyramid shaped in the first place? Why not food rhombuses? What is meant by the statement “energy flows, … Continue reading

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Ecology 101

We are about to embark on Topic 5 – our last unit for the year!  Here is the syllabus guide for this section: Topic 5 – syllabus guide This useful presentation covers the first part of the syllabus, namely Topic 5.1.  Here’s another … Continue reading

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Handouts

Surface area to volume lab blank table Surface area to volume lab Calculating field diameters and measuring cell size worksheet (2) Topic 2 Notes (Cells)        

Posted in 1.Statistical Analysis, 2.Cells, 3.The Chemistry of Life, 4.Genetics, 5.Ecology and Evolution, High Level, IB Resources, Standard Level | Leave a comment