Biology · Ecology and Environment
Consider the following statements: Statement I: Coral bleaching is a stress response in which corals lose their symbiotic algae due to thermal and pollution-induced stress, leading to loss of colour and increased mortality risk. Statement II: Increased frequency of marine heatwaves enhances the photosynthetic efficiency of zooxanthellae, thereby improving coral resilience to bleaching. Statement III: Eutrophication-driven algal blooms improve light penetration in reef ecosystems and increase dissolved oxygen availability for corals. Which one of the following is correct in respect of the above statements?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Both Statement II and Statement III are correct, and both of them explain Statement I.
- 2Both Statement II and Statement III are correct, but only one of them explains Statement I.
- 3Only one of the Statements II and III is correct, and that explains Statement I.
- 4Neither Statement II nor Statement III is correct.✓
Correct answer
Neither Statement II nor Statement III is correct.
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