Last friday, students 1º ESO, Roque, Marta, Iñaqui, Andrea and Irene collected a sample of water in a puddle of rainwater from the school courtyard and they let it with some leaves in descomposition in the laboratory for several days .
They wanted to see the microrganisms in the water. This afternoon, they could see some microorganisms under the microscopy like some species of ciliates and flagellates.
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