Trypanosoma brucei produces

Options

A. Sleeping sickness
B. Kala-azer
C. Dysentery
D. A disease of animals.

Answer

**Step-by-Step Solution:**

1. **Identify the Organism**: The organism in question is Trypanosoma brucei, which is a species of parasitic protist.

2. **Understand its Classification**: Trypanosoma brucei belongs to the genus Trypanosoma. It is important to know that it is a unicellular eukaryote.

3. **Recognize its Role as a Parasite**: This organism is known to be a parasite that causes diseases in various hosts, including vertebrates, mammals, and humans.

4. **Identify the Vector**: The disease caused by Trypanosoma brucei is transmitted through a vector, specifically the tsetse fly (Glossina species).

5. **Determine the Disease Caused**: The primary disease associated with Trypanosoma brucei is known as sleeping sickness (also called African trypanosomiasis).

6. **Eliminate Incorrect Options**: Other diseases mentioned, such as kala azar and dysentery, are not caused by Trypanosoma brucei. Kala azar is caused by Leishmania, and dysentery is not associated with this organism.

7. **Conclude the Answer**: Therefore, the correct answer to the question "Trypanosoma brucei produces" is sleeping sickness.

**Final Answer**: Trypanosoma brucei produces sleeping sickness.

---