Question

what do you mean by hydrosphere ? how is it useful to man​

Answer 1

Answer- All of the Earth's water, including surface water (water in oceans, lakes, and rivers), groundwater (water in soil and beneath the Earth's surface), snowcover, ice, and water in the atmosphere, including water vapor. Compare asthenosphere atmosphere lithosphere.

It is useful-

In fact, most of the chemical reactions that occur in life, involve substances that are dissolved in water. Without water, cells would not be able to carry out their normal functions and life could not exist. Water provides a habitat The hydrosphere provides an important place for many animals and plants to live.