Individuals of a species which occur in a particular area constitute

Options

A. Flora
B. Fauna
C. Community
D. Population

Explanation

To answer the question "Individuals of a species which occur in a particular area constitute," we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Terms**:
- We need to clarify what is meant by "individuals of a species" and "a particular area."
- An individual refers to a single organism of a species, while a species is a group of organisms that can interbreed.

2. **Identifying the Concept**:
- The question is asking about a specific term that describes a group of individuals of the same species living in a defined geographical area.

3. **Differentiating Related Terms**:
- **Flora** refers to plant life in a particular region.
- **Fauna** refers to animal life in a particular region.
- **Community** refers to a group of different species living together in a particular area.
- **Population** refers to all individuals of a particular species that live in a specific area.

4. **Choosing the Correct Term**:
- Since the question specifically mentions "individuals of a species," the correct term that describes this is **population**. A population consists of all individuals of the same species that inhabit a particular area.

5. **Final Answer**:
- Therefore, the individuals of a species which occur in a particular area constitute a **population**.