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Warm Up 4/4/16 NO DEVICES TODAY, PLEASE PUT THEM AWAY Part 1: In your journal, please define the following in your own words: parasitism, commensalism, and mutualism (5 minutes) Part 2: The picture above depicts the nitrogen cycle in an aquarium. In a short essay, please explain which of the organisms would you add more of to help remove the nitrates and discuss why. (5-7 minutes)
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Trophic Levels Foldable What is a trophic level?
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Trophic Levels Foldable Use a ruler to draw two lines between the corners of your paper.
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Trophic Levels Foldable Draw three evenly spaced smaller squares inside the paper to create four levels
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Trophic Levels Foldable What type of organisms make up our first/lowest trophic level? ProducersAutotrophs: plants, seaweed
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What type of organisms make up our second trophic level? ProducersAutotrophs: plants, seaweed Primary Consumers Heterotrophs: herbivores
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What type of organisms make up our third trophic level? Producers Autotrophs: plants Primary Consumers Heterotrophs: herbivores Secondary Consumers Heterotrophs: Carnivores
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What type of organisms make up our top trophic level? Tertiary Consumers Hetertrophs: Top Carnivores & Decomposers
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Make a cut along the dashed line.
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Fold along the lines to create a pyramid
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Loss of Energy at Trophic Levels https://www.youtube.com/watch?v=ScizkxMlEOM
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