Thursday, March 13, 2014

Underneath the Surface - Freshwater Ecosystems

After studying the different types of biomes, we've recently been looking at ecosystems and the biotic (living) and abiotic (no living) factors that make it up. Specifically in freshwater ecosystems, we can see how these different factors change and work together to make a thriving ecosystem work! Over the next few weeks, we'll be adding in different biotic facors (plants, fish, snails, etc) and seeing how different abiotic factors we measure change as a result. Some of the abiotic factors we're measuring in our ecosystems are temperature, dissolved oxygen, nitrate, conductivity and pH. This week we added our plants! Can you take a guess which abiotic factor increased significantly as a result?? 




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