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“Biorock technology” is talked about in which one of the following situations ?
(a) Restoration of damaged coral reefs
(b) Development of building materials using plant residues
(c) Identification of areas for exploration/extraction of shale gas
(d) Providing salt licks for wild animals in forests/protected areas



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Option A is correct: Biorocks are sunken steel frames connected to a low voltage current to help in the regrowth of broken fragments of live coral.


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