First book in which binomial nomenclature was used

Options

A. Systema naturae
B. Species plantarum
C. Genara plantarum
D. Origin of species

Answer

**Step-by-Step Solution:**

1. **Understanding Binomial Nomenclature**: Binomial nomenclature is a formal system of naming organisms using two parts: the genus name and the species name. For example, in the name *Mangifera indica*, *Mangifera* is the genus and *indica* is the species.

2. **Historical Context**: The system of binomial nomenclature was developed by the Swedish botanist Carl Linnaeus. It was a significant advancement in the field of taxonomy, allowing for a standardized way to name and classify living organisms.

3. **Identifying the First Book**: The question asks for the first book in which binomial nomenclature was used. The options provided are:
- a) Systema Naturae
- b) Species Plantarum
- c) Genera Plantarum
- d) Origin of Species

4. **Correct Answer**: The first book in which binomial nomenclature was formally introduced is *Systema Naturae*. In this book, Linnaeus laid the groundwork for the naming of organisms using the binomial system.

5. **Conclusion**: Therefore, the answer to the question is option (a) *Systema Naturae*.

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