Which one of the following disease is not caused by bacteria?

Options

A. Typhoid
B. Anthrax
C. Tuberclosis
D. Malaria

Explanation

To determine which disease is not caused by bacteria, we will analyze each option provided:

1. **Typhoid**:
- Typhoid is caused by the bacterium *Salmonella typhi*. Therefore, it is a bacterial disease.

2. **Anthrax**:
- Anthrax is caused by the bacterium *Bacillus anthracis*. This means it is also a bacterial disease.

3. **Tuberculosis**:
- Tuberculosis is caused by the bacterium *Mycobacterium tuberculosis*. Thus, it is a bacterial disease as well.

4. **Malaria**:
- Malaria is caused by a protozoan known as *Plasmodium*. This means it is not caused by bacteria.

After analyzing all the options, we conclude that the disease that is not caused by bacteria is **Malaria**.

### Final Answer:
The disease that is not caused by bacteria is **Malaria**.

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