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Published byBritton Campbell Modified over 9 years ago
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Making an Eco-column This presentation demonstrates the steps for setting up an eco-column.
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1. Cut bottom off of 2 liter bottle.
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2.Place screen over opening and secure with rubber band. 3.Pour 1 cup of gravel in bottom of terrarium. 4.Pour 2 cups of potting soil over gravel.
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5.Divide soil into 4 sections. 6.Place rock, twigs, and dead leaf matter in one section. 7.Plant grass seeds, mustard seeds, and alfalfa seeds into other 3 sections.
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8.Cut top section off of second 2 liter bottle to make aquarium.
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9. Add 2 cups of gravel to bottom of aquarium. 10. Add drinking water to aquarium, fill up to 5 cm from top of aquarium.
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11. Plant elodea in bottom of aquarium. 12. Add duckweed and algae to water.
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You are ready to add the animals to both environments, as directed in lesson plan.
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