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NIOS Silver Jubilee Year
NIOS

Ground Water Resources

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Rural Technology

TOPICS

Resources of Water

Ground Water

Water Contour

Effect on Water Level in Well

Advantages of Ground Water

INTRODUCTION

Seventy percent of earth surface is occupied by water. If we start measuring water on the earth then the figure will be much more . If all water on earth is imagined to be filled in kerosene bottle(of 700 ml) then available drinkable water will be equal to maximum one tablespoon. Out of which only 7 drops from it will be in the lakes and rivers. Remaining water is percolated as ground water

OBJECTIVES

After reading this lesson , you will be able to

  • explain the effects of water level in well
  • state different resources of water
  • explain the advantages of ground water
  • details of the objective of this unit

Waterpump.jpg

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Rural Technology