What is the autotrophic nutrition ?

Explanation

### Step-by-Step Solution:

1. **Definition of Autotrophic Nutrition**:
Autotrophic nutrition refers to the process by which certain organisms, known as autotrophs, produce their own food using simple substances from their environment.

**Hint**: Remember that "auto" means self, and "trophic" relates to nutrition.

2. **Self-Sufficiency**:
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