A species is categorised as endemic when it is

Options

A. Kept in captivity for breeding
B. Exotic and established
C. Exclusively found in a zone
D. Extinct due to calamity.

Answer

To determine when a species is categorized as endemic, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Definition of Endemic Species**:
- A species is considered endemic when it is found exclusively in a specific geographic area and is not naturally found anywhere else.

2. **Evaluate the Given Options**:
- Option A: "It is kept in captivity for breeding" - This does not define an endemic species.
- Option B: "It is exotic and established" - Exotic species are not endemic as they are introduced from other regions.
- Option C: "It is found exclusively in one zone or one area" - This correctly describes an endemic species.
- Option D: (not provided, but assumed to be incorrect) - Evaluate similarly.

3. **Identify Related Concepts**:
- **Hotspots**: Areas that are rich in endemic species and have high species diversity. These are important for conservation efforts.
- **In-situ Conservation**: This refers to the conservation of species in their natural habitats, which is crucial for preserving endemic species.

4. **Conclusion**:
- Based on the evaluation of the options, the correct answer is that a species is categorized as endemic when it is found exclusively in one zone or one area.

### Final Answer:
A species is categorized as endemic when it is found exclusively in one zone or one area.

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