Which is not a character of Periplaneta ?

Options

A. Segmented body
B. Jointed legs
C. Compound eyes
D. 1-pair wings

Answer

To determine which characteristic is not associated with Periplaneta (the American cockroach), we can analyze the known characteristics of this organism step by step.

### Step-by-Step Solution:

1. **Identify the Organism**:
- Periplaneta americana is commonly known as the American cockroach.

2. **Phylum Classification**:
- Periplaneta belongs to the phylum **Arthropoda**. This is a key characteristic as it helps categorize the organism.

3. **Body Segmentation**:
- The cockroach has a **segmented body**. It can be divided into three main parts: the head, thorax, and abdomen. This is a typical feature of arthropods.

4. **Jointed Appendages**:
- One of the defining characteristics of arthropods is the presence of **jointed appendages**. Cockroaches have jointed legs, which is consistent with this characteristic.

5. **Eyes**:
- Cockroaches possess **compound eyes**. They have one pair of compound eyes, which is a true statement regarding their anatomy.

6. **Wings**:
- A common misconception is that cockroaches have one pair of wings. However, they actually have **two pairs of wings**. This is the statement that is false regarding the characteristics of Periplaneta.

### Conclusion:
The characteristic that is **not true** for Periplaneta is that it has **one pair of wings**. In reality, cockroaches have **two pairs of wings**.

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