Q. Consider the following statements:

1. Tropical region is rich in biodiversity as compared to temperate region.
2. Temperate region is rich in diversity as compared to polar areas.
3. The tropical Amazonian rain forest has the greatest biodiversity on earth.

Which of the above statements is / are correct?
Answer: All of the above
Notes: Tropical regions exhibit higher biodiversity than temperate or polar regions due to favourable climate and productivity. The Amazon rainforest, a tropical ecosystem, is globally recognized for hosting the highest known biodiversity. Comparative studies confirm that temperate zones are richer in species than polar areas, but less so than tropical regions. Thus, all the statements are correct.