13
Question Question 13
What is the difference between surface water resource and groundwater resource? State two advantages of each.
| S. No. | Surface water resource | Groundwater resource |
|---|---|---|
| 1. | Surface water is available on the surface of earth in the form of rivers, lakes, ponds and canals. | Groundwater is the part of rainwater that seeps into the ground through the cracks and crevices. |
| 2. | Surface water resources are mostly seasonal. | Ground water is available throughout the year and is recharged every monsoon. |
| 3. | Can be used directly | Requires pumping |
| 4. | Usually contaminated | Usually fit for drinking |
Advantages of Surface water resource:
- The surface water is easily available for drinking and irrigation.
- The surface water is used for thermoelectric power.
Advantages of Groundwater resource:
- The ground water is reliable source of water for drinking.
- It is not wasted by evaporation.