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PPT
Biology Junction

Ecology

For Students 9th - 12th Standards
Psychologists study human relationships while ecologist study relationships between organisms in the environment. An introduction to ecology and the related vocabulary benefits scholars as they progress through the presentation and...
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PPT
Curated OER

Ecology

For Teachers 9th - 12th
For use early in the year with your ecology class, this collection of slides introduces viewers to cycles in nature and relationships between organisms. There is a food web diagram, but the presentation is incomplete without any diagrams...
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PPT
Biology Junction

Energy Flow in an Ecosystem

For Students 6th - 12th Standards
Every living thing requires a food source, thus the interconnections in ecosystems become complex. Scholars learn about these interconnections in a presentation on energy flow. It starts with the sun and moves through many different...