People say that nothing goes waste in a forest. Can you explain, how?

Explanation

### Step-by-Step Solution:

1. **Understanding the Forest Ecosystem**:
- A forest is a complex ecosystem that includes both plants (flora) and animals (fauna). Each organism plays a specific role in maintaining the balance of the ecosystem.

2. **Food Chain and Food Web**:
- The forest operates through a food chain and food web, which connects different organisms. Plants produce food through photosynthesis, serving as the primary producers.

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