Science that deals with study of birds' eggs is

Options

A. Oncology
B. Oology
C. Omithology
D. Odontology

Answer

To answer the question about the science that deals with the study of birds' eggs, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks for the specific scientific term that refers to the study of birds' eggs.

2. **Identifying Related Terms**: We can start by identifying terms that are related to the study of birds and their reproductive systems. Some terms that come to mind include:
- Oogenesis: The process of egg formation in females.
- Ornithology: The study of birds.
- Oncology: The study of cancer.
- Odontology: The study of teeth.

3. **Narrowing Down the Options**: Among the terms identified:
- **Oogenesis** is related to egg formation but does not specifically refer to birds' eggs.
- **Ornithology** is the study of birds in general but does not focus on eggs.
- **Oncology** and **Odontology** are unrelated to birds' eggs.

4. **Identifying the Correct Term**: The term that specifically refers to the study of birds' eggs is **Oology**. This term is derived from the Greek word "oo," meaning egg.

5. **Conclusion**: Therefore, the correct answer to the question is **Oology**.

### Final Answer:
The science that deals with the study of birds' eggs is called **Oology**.

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