As a result of human activity, a significant
percentage of the coral reefs in the oceans have
been damaged. One-third of marine fish species
depend on coral reefs for survival. Many of these
fish might die. The most direct cause of the
death of these fish would be
(1) habitat destruction
(2) direct harvesting
(3) recycling of nutrients
(4) use of nuclear fuels



Answer :

(1) habitat destruction is the answer

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