Diversity of habitat over total landscape or geographical area is called as

Options

A. `alpha`-diversity
B. `beta`- diversity
C. `gamma`-diversity
D. Biodiversity

Answer

To solve the question "Diversity of habitat over total landscape or geographical area is called as," we need to analyze the definitions of the terms related to biodiversity.

### Step-by-Step Solution:

1. **Understand the Terms**:
- **Alpha Diversity**: This refers to the diversity within a particular area or ecosystem, focusing on the number of species in that specific area.
- **Beta Diversity**: This measures the difference in species diversity between two or more ecosystems, highlighting the unique species present in each.
- **Gamma Diversity**: This represents the total diversity across multiple ecosystems within a larger geographical area. It combines both alpha and beta diversity to give a comprehensive view of biodiversity in a region.
- **Biodiversity**: This is a broader term that encompasses all forms of life, including the variety of species, genetic diversity, and ecosystem diversity.

2. **Identify the Correct Option**:
- The question specifically asks for the diversity of habitat over a total landscape or geographical area. This aligns with the definition of **Gamma Diversity**, as it considers the overall diversity across various ecosystems within a region.

3. **Conclusion**:
- Based on the definitions and the context of the question, the correct answer is **Option 3: Gamma Diversity**.

### Final Answer:
The diversity of habitat over total landscape or geographical area is called **Gamma Diversity**.

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