Choose the incorrect statement w.r.t. Chlamydiosis.
(a) It is a viral disease
(b) Pathogen cannot reproduce outside the body cell
(c) It can cause sterility in both male and female
(d) It can be treated with tetracycline

Options

A. It is a viral disease
B. Pathogen cannot reproduce outside the body cell
C. It can cause sterility in both male and female
D. It can be treated with tetracycline

Answer

To solve the question regarding Chlamydiosis and identify the incorrect statement, we can analyze each option systematically.

### Step-by-Step Solution:

1. **Understanding Chlamydiosis**:
- Chlamydiosis, also known as chlamydia infection, is a common sexually transmitted disease (STD) that affects the genital organs of both males and females.

2. **Analyzing Option (a)**:
- **Statement**: "It is a viral disease."
- **Analysis**: Chlamydiosis is caused by the bacterium *Chlamydia trachomatis*, not a virus. Therefore, this statement is incorrect.

3. **Analyzing Option (b)**:
- **Statement**: "Pathogen cannot reproduce outside the body cell."
- **Analysis**: The pathogen (*Chlamydia trachomatis*) is an intracellular bacterium, meaning it typically reproduces inside host cells. However, it cannot reproduce outside of host cells. This statement is correct.

4. **Analyzing Option (c)**:
- **Statement**: "It can cause sterility in both male and female."
- **Analysis**: Chlamydiosis can lead to complications such as infertility in both males and females if left untreated. This statement is correct.

5. **Analyzing Option (d)**:
- **Statement**: "It can be treated with tetracycline."
- **Analysis**: Chlamydiosis can indeed be treated with antibiotics, including tetracycline. This statement is correct.

### Conclusion:
After analyzing all the options, the incorrect statement regarding Chlamydiosis is:
- **(a) It is a viral disease.**