CBSE Class 7 Science Groundwater
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Water - A Valuable Resource
Ground water
- depletion of water table is due to
- How can groundwater be replenished?
- In an artesian spring, the water flows through a. The cracks b. The bed rock c. More than one spring d. The water table
- Q-1 What cause depletion of under groundwater?
- What is the effect of concretization on the ground water levels?
- What do you understand by aquifer?
- Which two natural forces may deplete the water table?
- What is infiltration? How does it occur?
- What do you understand by water table? Name the factors that affect water table.
- (a) On digging a hole in the ground near a water body, we find the soil to be moist. Why?(b) How can we pump out the water in the aquifers?
