Questions

In urban areas, rain water available from roof tops of buildings, paved and unpaved areas goes waste. This water can be recharged to aquifer and can be utilized gainfully at the time of need. In areas where the surface soil is impervious and large quantities of roof water or surface runoff is available within a very short period of heavy rainfall, the use of trench/ pits is made to store the water in a filter media and subsequently recharge to ground water through specially constructed recharge wells.

Gully plugs are built using local stones, clay and bushes across small gullies and streams running down the hill slopes carrying drainage to tiny catchments during rainy season.It is applicable only in rural areas.

The  Presidentof  India  is  the  head of   the   executive   of   the   Union Government    and    all    executive powers are exercised by him or her either   directly   or   through   the subordinate  officers.  President  can appoint  the  important  officers  in Central  Government  including  the Attorney-General   for   India.   The supreme   commander   of   all   the defence  services  is  the  President and  in  this  capacity,  he  appoints the  chief  of  the  Army,  the  Naval and the Air Force.