WATER A PRECIOUS RESOURCE

MELTING POINT OF ICE

• 18 DEGREE C

• 0 DEGREE C

• -1 DEGREE C

• 10 DEGREE C

THREE FORMS OF WATER

AMOUNT OF WATER COVERING EARTH

• 97%

• 74%

• 71%

• 68%

CONTINUES PROCESS OF CHANGING WATER FROM ONE FORM TO ANOTHER FORM IS KANOWN AS

PROCESS OF WATER VAPOUR RISING FORM PLANTS

• EVAPORATION

• PRESIPITATION

• TRANSPIRATION

• CONDENSATION

WATER PRESENT IN THE UNDER GROUND

SCARCITY OF WATER LEADS TO

• WATER POLLUTION AND LAND POLLUTION

• DEPLETION OF THE WATER TABLE

• GROUND WATER INCREASING

BEST METHOD FOR WATERING PLANTS

• SPRAY METHOD

• DRIP IRRIGATION

WHAT ARE BAWRIS

• BIG WELL

• STEP WELL

• BEAUTIFUL WELL

• UGLY WELL

PROCCES OF WATER SEEPING INTO THE GROUND

• GROUND WATER

• INFILTRATION

• SEEPAGE

• AQUIFER