Root pressure experiment

Root pressure experiment

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Credit: MARTYN F. CHILLMAID/SCIENCE PHOTO LIBRARY

Caption: Root pressure experiment. The stem that remains from a plant has had a capillary tube connected (up centre). The plant's roots exert a water pressure as they draw water from the soil, resulting in the level of water rising in the tube.

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Keywords: apparatus, biology lesson, botany, capillary action, equipment, experiment, lab, laboratory, plant, pot, potted, root pressure, school, science education, shoot, stem, tube, tubes, tubing, volume

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