NextMockપરીક્ષાઓ શોધો, દા.ત. SSC CGL, UPPSC, Lekhpal
UPSC PYQPrelims 2022

Civil Services Examination · પ્રશ્ન 49

"Biorock technology" is talked about in which one of the following situations?

  1. Restoration of damaged coral reefs
  2. Development of building materials using plant residues
  3. Identification of areas for exploration/extraction of shale gas
  4. Providing salt licks for wild animals in forests/protected areas
જવાબ બતાવો અને સમજૂતી

જવાબ: (A) Restoration of damaged coral reefs

સમજૂતી

Biorock uses low-voltage current on steel frames to deposit limestone, helping corals regrow (used in the Gulf of Kutch).