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

"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

Solution

Biorock technology uses low-voltage electricity to accrete minerals on underwater steel frames, providing substrates for coral growth—used in coral reef restoration projects (e.g. Gulf of Kachchh).

Asked in: UPSC Prelims 2022

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