Write a short note on energy flow in an ecosystem

Explanation

### Step-by-Step Solution:

1. **Introduction to Energy Flow**:
- Energy flow in an ecosystem refers to the transfer of energy from one organism to another through various trophic levels. It is a crucial aspect of ecological studies as it helps us understand how energy is utilized and transferred within an ecosystem.

2. **Unidirectional Flow**:
- The flow of energy in an ecosystem is unidirectional, meaning it moves in one direction. This flow starts from the producers and moves up through the various levels of consumers.

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