Total number of all species of organisms in a given region is known as the region's:

Options

A. Blota
B. Flora
C. Fauna
D. Diversity

Answer

To solve the question regarding the total number of all species of organisms in a given region, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Question**: The question asks for the term that describes the total number of all species of organisms in a specific region.

2. **Analyze the Options**: We have four options to consider:
- Option 1: Biota
- Option 2: Flora
- Option 3: Fauna
- Option 4: Diversity

3. **Define Each Term**:
- **Biota**: Refers to the total collection of organisms (both plants and animals) in a specific area.
- **Flora**: Refers specifically to the plant species in a region.
- **Fauna**: Refers specifically to the animal species in a region.
- **Diversity**: Refers to the variety and variability of life forms within a given ecosystem, including species diversity, genetic diversity, and ecosystem diversity.

4. **Identify the Correct Answer**:
- Since the question is about the total number of all species (which includes both plants and animals), the term that encompasses all species in a region is **Biota**.

5. **Conclusion**: The correct answer to the question is **Option 1: Biota**.