Q194. What causes coral bleaching according to the passage?English — NUST Mock 8 — Question 194 of 200A. Too much sunlight reaching the coralB. Corals expelling zooxanthellae due to temperature stressC. Overfishing in reef areasD. Natural aging of coral coloniesPractice more English MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →