Page 397 - Primary Six Notes

Uses of water to the body

 It cools the body in form of sweat when it evaporates.

 It helps in formation of body fluids such as tears, saliva,

urine, sweat, etc.

 Water makes up part of blood as plasma

 Water helps to dissolve the digested food for easy absorp-

tion in the body.

 Water maintains the shape of body cells.

Other uses of water

 It is used for domestic use e.g. cooking, washing etc.

 It is used for bathing

 It is used for drinking by man, mammals, and birds

 It is used by plants for photosynthesis

 It is used for irrigation in agriculture

 It is used in factories for cooling, washing machines and raw

materials.

 It is used to generate hydro-electricity