Which of the following human pathogens is a flagellate protozoan

Options

A. Plasmodium
B. Trypanosoma
C. Taenia
D. Entamoeba.

Answer

To determine which of the following human pathogens is a flagellate protozoan, we need to analyze the options provided:

1. **Identify the options**: The options given are:
- Plasmodium
- Trypanosoma
- Tinea
- Entamoeba

2. **Understand the characteristics of each option**:
- **Plasmodium**: This is a genus of protozoan parasites known for causing malaria. They are not flagellated.
- **Trypanosoma**: This genus includes flagellated protozoans that are parasitic and can cause diseases such as sleeping sickness in humans.
- **Tinea**: This is actually a genus of fungi (not protozoa) that causes skin infections like ringworm. It does not have flagella.
- **Entamoeba**: This genus includes amoeboid protozoans that can cause amoebic dysentery. They do not have flagella.

3. **Identify the flagellate protozoan**: From the analysis, we can see that:
- Trypanosoma is the only organism listed that is a flagellate protozoan.

4. **Conclusion**: Therefore, the correct answer to the question "Which of the following human pathogens is a flagellate protozoan?" is **Trypanosoma**.