Study of origin and evolution of universe is

Options

A. Cosmology
B. Cosmogony
C. Cognogeny
D. Speleology

Answer

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the term that describes the study of the origin and evolution of the universe.

2. **Identifying Relevant Terms**:
- **Cosmology**: This term refers to the study of the universe's origin, evolution, and eventual fate. It encompasses both the beginning of the universe and its development over time.
- **Cosmogony**: This term specifically refers to the origin of the universe, particularly focusing on the formation of celestial bodies like the solar system.
- **Cognogeny**: This term relates to the diversification of protozoa into more complex organisms, which is not relevant to the study of the universe.
- **Speleology**: This term refers to the study of caves and is unrelated to the universe's origin or evolution.

3. **Selecting the Correct Answer**: Among the terms discussed, "cosmology" is the most appropriate term as it includes both the origin and the evolution of the universe.

4. **Final Answer**: The study of the origin and evolution of the universe is called **Cosmology**.

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