Sunbirds are major ornithophilous agents in

Options

A. North America
B. South America
C. Afro-Asia
D. Europe.

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks where sunbirds are considered major ornithophilous agents. Ornithophilous refers to pollination that is carried out by birds.

2. **Identifying Sunbirds**: Sunbirds, also known as spider hunters, are small, colorful birds that have long, curved beaks and are known for their role in pollination.

3. **Defining Ornithophily**: Ornithophily is the process of pollination by birds. The term "ornitho" means bird, and "philus" refers to love or fondness, indicating a relationship between birds and the plants they pollinate.

4. **Morphological Features of Sunbirds**: Sunbirds are characterized by their vibrant colors, long curved beaks, and long feathery tails, which help them access nectar from flowers.

5. **Habitats and Pollination**: Sunbirds are primarily found in regions with plants that have brightly colored flowers and produce sugary nectar. These plants are typically found in Africa and Asia.

6. **Evaluating the Options**:
- North America: Incorrect, as sunbirds are not native to this region.
- South America: Incorrect, as sunbirds are not found here.
- Afro Asia: Correct, as sunbirds are prevalent in Africa and parts of Asia.
- Europe: Incorrect, as sunbirds are not commonly found in Europe.

7. **Conclusion**: Based on the information, the correct answer is that sunbirds are major ornithophilous agents in **Afro Asia**.

**Final Answer**: C) Afro Asia

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