What does Claviceps cause ?

Options

A. Rust
B. Smut
C. Ergotism
D. Angina

Answer

### Step-by-Step Solution:

1. **Identify the Organism**: Claviceps is a genus of fungi, specifically known for its species Claviceps purpurea.

2. **Understand Its Habitat**: Claviceps purpurea, commonly known as the Ergot fungus, primarily grows on cereal crops, particularly rye and related grains.

3. **Recognize the Toxins Produced**: Claviceps species produce toxic compounds known as mycotoxins. These toxins can contaminate food sources, especially grains.

4. **Identify the Structure**: The specific structure associated with Claviceps is called the ergot sclerotium. This is the part of the fungus that can be ingested.

5. **Understand the Effects of Consumption**: When humans consume food contaminated with ergot sclerotium, it can lead to a condition known as ergotism.

6. **Conclude the Answer**: Therefore, Claviceps causes ergotism in humans due to the consumption of its contaminated structures.

### Final Answer:
Claviceps causes ergotism in humans.

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