A group of organisms having similar traits of any rank is

Options

A. Species
B. Taxon
C. Genus
D. Order

Answer

To answer the question "A group of organisms having similar traits of any rank is," we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks for a term that describes a group of organisms that share similar traits and can be classified at any rank.

2. **Classification System**: In biology, organisms are classified into hierarchical categories based on shared characteristics. This classification is known as taxonomy.

3. **Definition of Taxon**: Each category or unit in this classification system is referred to as a "taxon." A taxon can represent various ranks, such as species, genus, family, order, class, phylum (or division), and kingdom.

4. **Identifying the Correct Term**: Since the question specifies a group of organisms with similar traits at any rank, the correct term that encompasses this idea is "taxon."

5. **Conclusion**: Therefore, the answer to the question is that a group of organisms having similar traits of any rank is called a "taxon."

### Final Answer:
A group of organisms having similar traits of any rank is called a **taxon**.

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