Name the type of microorganisms which cause the following diseases :
Sleeping sickness

Explanation

To answer the question about the type of microorganisms that cause sleeping sickness, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Disease**: The disease in question is sleeping sickness.

2. **Understand Microorganisms**: Microorganisms are tiny living organisms that cannot be seen with the naked eye and require a microscope for observation. They include various types such as bacteria, fungi, protozoa, and viruses.

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