This process is called osmosis whereby water exits the cell through its selectively permeable membrane and into the salt solution to dilute and balance the pressure caused by the concentrated salt solution.
The answer you are looking for is right here, Gogli Apparatus is the answer
Yes biotic means living or once living. it was living at one point so yes its biotic
Answer:
Industries cause enormous water pollution: By directly discharging their untreated effluents into water bodies like rivers and lakes. By letting their polluting effluents flow onto land so that they get absorbed into the soil and pollute underground water.