okay, for the bottom of the tank, should i get sand from the beach and boil it? or soil from backyard??? or anything better please tell me!
okay, for the bottom of the tank, should i get sand from the beach and boil it? or soil from backyard??? or anything better please tell me!
I’m doing a high school science fair project on closed evnciromental systems and I need an animal to breath all the oxygen that a plant would make or a way of absorbing the oxygen while supplying carbon dioxide. Other than triops, I am considering using Microbes or earth worms in soil.
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Tagged algea, animal, aquatic plant, carbon dioxide, earth worms, evnciromental, high school science, life, microbes, oxygen, plant, Project, school, science, science fair project, soil, Triop, triops