(a) Locate and name the water reservoirs


(a) Locate and name the water reservoirs in figures (i) and (ii).

(b) Which has advantage over the other and why ?


(a) Water reservoir in figure (i) is pond while it is underground water body (ground water) in figure (ii).

(b) Ground water is more advantageous than pond water.

For Benefits: 

  1. Prevents flooding,
  2. Checks soil erosion.
  3. Retains water underground and prevents drought,
  4. Increases life of downstream reservoirs and dams,
  5. Higher biomass production and income of water shed community,
  6. Maintenance of ecological balance.

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