With the help of a flow - chart exhibit the events of eutrophication .

Explanation

### Step-by-Step Text Solution for Eutrophication Flowchart

1. **Nutrient Enrichment**: The process begins with the enrichment of a water body with nutrients, primarily nitrogen and phosphorus. This can occur naturally or due to human activities such as agricultural runoff or sewage discharge.

2. **Types of Eutrophication**:
- **Natural Eutrophication**: Occurs over time as streams and rivers naturally carry nutrients into lakes.
- **Cultural Eutrophication**: Accelerated eutrophication caused by human activities, particularly the discharge of domestic sewage and industrial effluents.

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