Multiple choice question.

Identify the element which is not a part of the hydrological cycle

Hydration is the process of adding water to a salt, to help regain its colour. The water cycle does not have any such steps.

A is incorrect. The water cycle is initiated by the evaporation of water from the water bodies.

C is incorrect. Precipitation is the mechanism by which the water returns from the atmosphere to the earth.

D is incorrect. Condensation is the process by which clouds are formed.