This method is called evaporation
hope this helps you
Types of natural phenomena include: Weather, fog, thunder, tornadoes; biological processes, decomposition, germination; physical processes, wave propagation, erosion; tidal flow,[moonbow] and natural disasters such as electromagnetic pulses, volcanic eruptions, and earthquakes.
Eg:- In an amoeba, its contractile vacuole, slowly fills with water from the cytoplasm and while fusing with the cell membrane, it quickly contracts releasing water to the outside by exocytosis.
HOPE THIS HELPS!