Biodiversity hotspots are
Areas where a large number of species are found.
The correct option is A:
The explanation of the correct option:
The explanation of the incorrect option:
Option B:
Areas containing only a large number of trees cannot be called biodiversity hotspots. It lacks other species of plants, animals, and microorganisms.
Option C:
Areas containing only a large number of animals cannot be called biodiversity hotspots. It lacks other species of plants and microorganisms.
Final answer: Biodiversity hotspots are areas where a large number of species are found.