Civil Services UPSC Mock Test Series 2025 (Prelims + Mains) General Knowledge Ecology and Environment Biodiversity
Consider the following statements regarding Coral Reefs:
1. Coral reefs are found only in tropical and subtropical regions.
2. Coral reefs support a high diversity of marine species, making them one of the most biologically diverse ecosystems.
3. Coral bleaching occurs when corals expel the algae living in their tissues, usually due to stress from changes in temperature or water quality.
Which of the statements given above are correct?
1
1 and 2 only
2
2 and 3 only
3
1 and 3 only
4
1, 2, and 3